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OracleBranch: django-oracle-rev5036.diff

File django-oracle-rev5036.diff, 87.4 KB (added by ian.g.kelly@…, 17 years ago)
Diff of the Oracle branch at revision 5036

django.oracle/django/test/utils.py

 import sys, time
 from django.conf import settings
 from django.db import connection, transaction, backend
+from django.db import connection, backend, get_creation_module
 from django.core import management
 from django.dispatch import dispatcher
 from django.test import signals
 …
         connection.connection.set_isolation_level(0)
 def create_test_db(verbosity=1, autoclobber=False):
+    # If the database backend wants to create the test DB itself, let it
+    creation_module = get_creation_module()
+    if hasattr(creation_module, "create_test_db"):
+        creation_module.create_test_db(settings, connection, backend, verbosity, autoclobber)
+        return
     if verbosity >= 1:
         print "Creating test database..."
     # If we're using SQLite, it's more convenient to test against an
 …
     cursor = connection.cursor()
 def destroy_test_db(old_database_name, verbosity=1):
+    # If the database wants to drop the test DB itself, let it
+    creation_module = get_creation_module()
+    if hasattr(creation_module, "destroy_test_db"):
+        creation_module.destroy_test_db(settings, connection, backend, old_database_name, verbosity)
+        return
     # Unless we're using SQLite, remove the test database to clean up after
     # ourselves. Connect to the previous database (not the test database)
     # to do so, because it's not allowed to delete a database while being

django.oracle/django/db/models/base.py

         record_exists = True
         if pk_set:
             # Determine whether a record with the primary key already exists.
             cursor.execute("SELECT 1 FROM %s WHERE %s=%%s LIMIT 1" % \
+            cursor.execute("SELECT COUNT(*) FROM %s WHERE %s=%%s" % \
                 (backend.quote_name(self._meta.db_table), backend.quote_name(self._meta.pk.column)), [pk_val])
             # If it does already exist, do an UPDATE.
             if cursor.fetchone():
+            if cursor.fetchone()[0] > 0:
                 db_values = [f.get_db_prep_save(f.pre_save(self, False)) for f in non_pks]
                 if db_values:
                     cursor.execute("UPDATE %s SET %s WHERE %s=%%s" % \

django.oracle/django/db/models/options.py

 DEFAULT_NAMES = ('verbose_name', 'db_table', 'ordering',
                  'unique_together', 'permissions', 'get_latest_by',
                  'order_with_respect_to', 'app_label')
+                 'order_with_respect_to', 'app_label', 'db_tablespace')
 class Options(object):
     def __init__(self, meta):
 …
         self.object_name, self.app_label = None, None
         self.get_latest_by = None
         self.order_with_respect_to = None
+        self.db_tablespace = None
         self.admin = None
         self.meta = meta
         self.pk = None
 …
         del self.meta
     def _prepare(self, model):
+        from django.db import backend
+        from django.db.backends.util import truncate_name
         if self.order_with_respect_to:
             self.order_with_respect_to = self.get_field(self.order_with_respect_to)
             self.ordering = ('_order',)
 …
         # If the db_table wasn't provided, use the app_label + module_name.
         if not self.db_table:
             self.db_table = "%s_%s" % (self.app_label, self.module_name)
+            self.db_table = truncate_name(self.db_table,
+                                          backend.get_max_name_length())
     def add_field(self, field):
         # Insert the given field in the order in which it was created, using
 …
     def __repr__(self):
         return '<Options for %s>' % self.object_name
     def __str__(self):
         return "%s.%s" % (self.app_label, self.module_name)
     def get_field(self, name, many_to_many=True):
         "Returns the requested field by name. Raises FieldDoesNotExist on error."
         to_search = many_to_many and (self.fields + self.many_to_many) or self.fields

django.oracle/django/db/models/fields/init.py

         core=False, rel=None, default=NOT_PROVIDED, editable=True, serialize=True,
         prepopulate_from=None, unique_for_date=None, unique_for_month=None,
         unique_for_year=None, validator_list=None, choices=None, radio_admin=None,
         help_text='', db_column=None):
+        help_text='', db_column=None, db_tablespace=None):
         self.name = name
         self.verbose_name = verbose_name
         self.primary_key = primary_key
 …
         self.radio_admin = radio_admin
         self.help_text = help_text
         self.db_column = db_column
+        self.db_tablespace = db_tablespace
         # Set db_index to True if the field has a relationship and doesn't explicitly set db_index.
         self.db_index = db_index
 …
     def get_db_prep_save(self, value):
         "Returns field's value prepared for saving into a database."
+        # Oracle treats empty strings ('') the same as NULLs.
+        # To get around this wart, we need to change it to something else...
+        if settings.DATABASE_ENGINE == 'oracle' and value == '':
+            value = ' '
         return value
     def get_db_prep_lookup(self, lookup_type, value):
 …
     def get_db_prep_save(self, value):
         # Casts dates into string format for entry into database.
         if value is not None:
             # MySQL will throw a warning if microseconds are given, because it
             # doesn't support microseconds.
             if settings.DATABASE_ENGINE == 'mysql' and hasattr(value, 'microsecond'):
+            # MySQL/Oracle will throw a warning if microseconds are given, because
+            # neither database supports microseconds.
+            if settings.DATABASE_ENGINE in ('mysql', 'oracle') and hasattr(value, 'microsecond'):
                 value = value.replace(microsecond=0)
-            value = str(value)
         return Field.get_db_prep_save(self, value)
     def get_db_prep_lookup(self, lookup_type, value):
+        # Oracle will throw an error if microseconds are given, because it
+        # doesn't support microseconds.
+        if settings.DATABASE_ENGINE == 'oracle' and hasattr(value, 'microsecond'):
+            value = value.replace(microsecond=0)
         if lookup_type == 'range':
             value = [str(v) for v in value]
         else:
 …
         Field.__init__(self, verbose_name, name, **kwargs)
     def get_db_prep_lookup(self, lookup_type, value):
+        if settings.DATABASE_ENGINE == 'oracle':
+            # Oracle requires a date in order to parse.
+            def prep(value):
+                if isinstance(value, datetime.time):
+                    value = datetime.datetime.combine(datetime.date(1900, 1, 1), value)
+                return str(value)
+        else:
+            prep = str
         if lookup_type == 'range':
             value = [str(v) for v in value]
+            value = [prep(v) for v in value]
         else:
             value = str(value)
+            value = prep(value)
         return Field.get_db_prep_lookup(self, lookup_type, value)
     def pre_save(self, model_instance, add):
 …
         if value is not None:
             # MySQL will throw a warning if microseconds are given, because it
             # doesn't support microseconds.
             if settings.DATABASE_ENGINE == 'mysql' and hasattr(value, 'microsecond'):
+            if settings.DATABASE_ENGINE in ('mysql', 'oracle') and hasattr(value, 'microsecond'):
                 value = value.replace(microsecond=0)
+            value = str(value)
+            if settings.DATABASE_ENGINE == 'oracle':
+                # cx_Oracle expects a datetime.datetime to persist into TIMESTAMP field.
+                if isinstance(value, datetime.time):
+                    value = datetime.datetime(1900, 1, 1, value.hour, value.minute, value.second)
+                elif isinstance(value, basestring):
+                    value = datetime.datetime(*(time.strptime(value, '%H:%M:%S')[:6]))
+            else:
+                value = str(value)
         return Field.get_db_prep_save(self, value)
     def get_manipulator_field_objs(self):

django.oracle/django/db/models/fields/related.py

                     (target_col_name, self.join_table, source_col_name,
                     target_col_name, ",".join(['%s'] * len(new_ids))),
                     [self._pk_val] + list(new_ids))
+                if cursor.rowcount is not None and cursor.rowcount != 0:
+                    existing_ids = set([row[0] for row in cursor.fetchmany(cursor.rowcount)])
+                else:
+                    existing_ids = set()
+                existing_ids = set([row[0] for row in cursor.fetchall()])
                 # Add the ones that aren't there already
                 for obj_id in (new_ids - existing_ids):

django.oracle/django/db/models/query.py

 from django.db.models import signals
 from django.dispatch import dispatcher
 from django.utils.datastructures import SortedDict
+from django.conf import settings
+import datetime
 import operator
 import re
 …
     else:
         return backend.quote_name(word)
 class QuerySet(object):
+class _QuerySet(object):
     "Represents a lazy database lookup for a set of objects"
     def __init__(self, model=None):
         self.model = model
 …
         cursor = connection.cursor()
         cursor.execute("SELECT " + (self._distinct and "DISTINCT " or "") + ",".join(select) + sql, params)
         fill_cache = self._select_related
+        index_end = len(self.model._meta.fields)
+        fields = self.model._meta.fields
+        index_end = len(fields)
+        has_resolve_columns = hasattr(self, 'resolve_columns')
         while 1:
             rows = cursor.fetchmany(GET_ITERATOR_CHUNK_SIZE)
             if not rows:
                 raise StopIteration
             for row in rows:
+                if has_resolve_columns:
+                    row = self.resolve_columns(row, fields)
                 if fill_cache:
                     obj, index_end = get_cached_row(klass=self.model, row=row,
                                                     index_start=0, max_depth=self._max_related_depth)
 …
         return select, " ".join(sql), params
+# Use the backend's QuerySet class if it defines one, otherwise use _QuerySet.
+if hasattr(backend, 'get_query_set_class'):
+    QuerySet = backend.get_query_set_class(_QuerySet)
+else:
+    QuerySet = _QuerySet
 class ValuesQuerySet(QuerySet):
     def __init__(self, *args, **kwargs):
         super(ValuesQuerySet, self).__init__(*args, **kwargs)
 …
         # self._fields is a list of field names to fetch.
         if self._fields:
+            columns = [self.model._meta.get_field(f, many_to_many=False).column for f in self._fields]
+            field_names = self._fields
+            fields = [self.model._meta.get_field(f, many_to_many=False) for f in self._fields]
         else: # Default to all fields.
+            columns = [f.column for f in self.model._meta.fields]
+            field_names = [f.attname for f in self.model._meta.fields]
+            fields = self.model._meta.fields
+        columns = [f.column for f in fields]
+        field_names = [f.attname for f in fields]
         select = ['%s.%s' % (backend.quote_name(self.model._meta.db_table), backend.quote_name(c)) for c in columns]
         cursor = connection.cursor()
         cursor.execute("SELECT " + (self._distinct and "DISTINCT " or "") + ",".join(select) + sql, params)
+        has_resolve_columns = hasattr(self, 'resolve_columns')
         while 1:
             rows = cursor.fetchmany(GET_ITERATOR_CHUNK_SIZE)
             if not rows:
                 raise StopIteration
             for row in rows:
+                if has_resolve_columns:
+                    row = self.resolve_columns(row, fields)
                 yield dict(zip(field_names, row))
     def _clone(self, klass=None, **kwargs):
 …
 class DateQuerySet(QuerySet):
     def iterator(self):
         from django.db.backends.util import typecast_timestamp
+        from django.db.models.fields import DateTimeField
         self._order_by = () # Clear this because it'll mess things up otherwise.
         if self._field.null:
             self._where.append('%s.%s IS NOT NULL' % \
                 (backend.quote_name(self.model._meta.db_table), backend.quote_name(self._field.column)))
         try:
             select, sql, params = self._get_sql_clause()
         except EmptyResultSet:
             raise StopIteration
+        sql = 'SELECT %s %s GROUP BY 1 ORDER BY 1 %s' % \
+        table_name = backend.quote_name(self.model._meta.db_table)
+        field_name = backend.quote_name(self._field.column)
+        if backend.allows_group_by_ordinal:
+            group_by = '1'
+        else:
+            group_by = backend.get_date_trunc_sql(self._kind,
+                                                  '%s.%s' % (table_name, field_name))
+        sql = 'SELECT %s %s GROUP BY %s ORDER BY 1 %s' % \
             (backend.get_date_trunc_sql(self._kind, '%s.%s' % (backend.quote_name(self.model._meta.db_table),
             backend.quote_name(self._field.column))), sql, self._order)
+            backend.quote_name(self._field.column))), sql, group_by, self._order)
         cursor = connection.cursor()
         cursor.execute(sql, params)
-        # We have to manually run typecast_timestamp(str()) on the results, because
-        # MySQL doesn't automatically cast the result of date functions as datetime
-        # objects -- MySQL returns the values as strings, instead.
-        return [typecast_timestamp(str(row[0])) for row in cursor.fetchall()]
+        has_resolve_columns = hasattr(self, 'resolve_columns')
+        needs_datetime_string_cast = backend.needs_datetime_string_cast
+        dates = []
+        # It would be better to use self._field here instead of DateTimeField(),
+        # but in Oracle that will result in a list of datetime.date instead of
+        # datetime.datetime.
+        fields = [DateTimeField()]
+        while 1:
+            rows = cursor.fetchmany(GET_ITERATOR_CHUNK_SIZE)
+            if not rows:
+                return dates
+            for row in rows:
+                date = row[0]
+                if has_resolve_columns:
+                    date = self.resolve_columns([date], fields)[0]
+                elif needs_datetime_string_cast:
+                    date = typecast_timestamp(str(date))
+                dates.append(date)
     def _clone(self, klass=None, **kwargs):
         c = super(DateQuerySet, self)._clone(klass, **kwargs)
         c._field = self._field
 …
     if table_prefix.endswith('.'):
         table_prefix = backend.quote_name(table_prefix[:-1])+'.'
     field_name = backend.quote_name(field_name)
+    if type(value) == datetime.datetime and backend.get_datetime_cast_sql():
+        cast_sql = backend.get_datetime_cast_sql()
+    else:
+        cast_sql = '%s'
+    if lookup_type in ('iexact', 'icontains', 'istartswith', 'iendswith') and backend.needs_upper_for_iops:
+        format = 'UPPER(%s%s) %s'
+    else:
+        format = '%s%s %s'
     try:
+        return '%s%s %s' % (table_prefix, field_name, (backend.OPERATOR_MAPPING[lookup_type] % '%s'))
+        return format % (table_prefix, field_name,
+                         backend.OPERATOR_MAPPING[lookup_type] % cast_sql)
     except KeyError:
         pass
     if lookup_type == 'in':

django.oracle/django/db/backends/ado_mssql/base.py

             self.connection.close()
             self.connection = None
+allows_group_by_ordinal = True
+allows_unique_and_pk = True
+autoindexes_primary_keys = True
+needs_datetime_string_cast = True
+needs_upper_for_iops = False
 supports_constraints = True
+supports_tablespaces = True
+uses_case_insensitive_names = False
 def quote_name(name):
     if name.startswith('[') and name.endswith(']'):
 …
     if lookup_type=='day':
         return "Convert(datetime, Convert(varchar(12), %s))" % field_name
+def get_datetime_cast_sql():
+    return None
 def get_limit_offset_sql(limit, offset=None):
     # TODO: This is a guess. Make sure this is correct.
     sql = "LIMIT %s" % limit
 …
 def get_pk_default_value():
     return "DEFAULT"
+def get_max_name_length():
+    return None
+def get_start_transaction_sql():
+    return "BEGIN;"
+def get_tablespace_sql(tablespace, inline=False):
+    return "ON %s" % quote_name(tablespace)
+def get_autoinc_sql(table):
+    return None
 def get_sql_flush(style, tables, sequences):
     """Return a list of SQL statements required to remove all data from
     all tables in the database (without actually removing the tables

django.oracle/django/db/backends/postgresql/base.py

         global postgres_version
         if not postgres_version:
             cursor.execute("SELECT version()")
             postgres_version = [int(val) for val in cursor.fetchone()[0].split()[1].split('.')]
+            postgres_version = [int(val) for val in cursor.fetchone()[0].split()[1].split('.')]
         if settings.DEBUG:
             return util.CursorDebugWrapper(cursor, self)
         return cursor
 …
             self.connection.close()
             self.connection = None
+allows_group_by_ordinal = True
+allows_unique_and_pk = True
+autoindexes_primary_keys = True
+needs_datetime_string_cast = True
+needs_upper_for_iops = False
 supports_constraints = True
+supports_tablespaces = False
+uses_case_insensitive_names = False
 def quote_name(name):
     if name.startswith('"') and name.endswith('"'):
 …
     # http://www.postgresql.org/docs/8.0/static/functions-datetime.html#FUNCTIONS-DATETIME-TRUNC
     return "DATE_TRUNC('%s', %s)" % (lookup_type, field_name)
+def get_datetime_cast_sql():
+    return None
 def get_limit_offset_sql(limit, offset=None):
     sql = "LIMIT %s" % limit
     if offset and offset != 0:
 …
 def get_deferrable_sql():
     return " DEFERRABLE INITIALLY DEFERRED"
 def get_fulltext_search_sql(field_name):
     raise NotImplementedError
 …
 def get_pk_default_value():
     return "DEFAULT"
+def get_max_name_length():
+    return None
+def get_start_transaction_sql():
+    return "BEGIN;"
+def get_autoinc_sql(table):
+    return None
 def get_sql_flush(style, tables, sequences):
     """Return a list of SQL statements required to remove all data from
     all tables in the database (without actually removing the tables
     themselves) and put the database in an empty 'initial' state
     """
+    """
     if tables:
         if postgres_version[0] >= 8 and postgres_version[1] >= 1:
             # Postgres 8.1+ can do 'TRUNCATE x, y, z...;'. In fact, it *has to* in order to be able to
 …
                  style.SQL_FIELD(', '.join([quote_name(table) for table in tables]))
             )]
         else:
             # Older versions of Postgres can't do TRUNCATE in a single call, so they must use
+            # Older versions of Postgres can't do TRUNCATE in a single call, so they must use
             # a simple delete.
             sql = ['%s %s %s;' % \
                     (style.SQL_KEYWORD('DELETE'),
 …
                 style.SQL_KEYWORD('FROM'),
                 style.SQL_TABLE(f.m2m_db_table())))
     return output
 # Register these custom typecasts, because Django expects dates/times to be
 # in Python's native (standard-library) datetime/time format, whereas psycopg
 # use mx.DateTime by default.

django.oracle/django/db/backends/sqlite3/base.py

     def convert_query(self, query, num_params):
         return query % tuple("?" * num_params)
+allows_group_by_ordinal = True
+allows_unique_and_pk = True
+autoindexes_primary_keys = True
+needs_datetime_string_cast = True
+needs_upper_for_iops = False
 supports_constraints = False
+supports_tablespaces = False
+uses_case_insensitive_names = False
 def quote_name(name):
     if name.startswith('"') and name.endswith('"'):
 …
     # sqlite doesn't support DATE_TRUNC, so we fake it as above.
     return 'django_date_trunc("%s", %s)' % (lookup_type.lower(), field_name)
+def get_datetime_cast_sql():
+    return None
 def get_limit_offset_sql(limit, offset=None):
     sql = "LIMIT %s" % limit
     if offset and offset != 0:
 …
 def get_pk_default_value():
     return "NULL"
+def get_max_name_length():
+    return None
+def get_start_transaction_sql():
+    return "BEGIN;"
+def get_autoinc_sql(table):
+    return None
 def get_sql_flush(style, tables, sequences):
     """Return a list of SQL statements required to remove all data from
     all tables in the database (without actually removing the tables
     themselves) and put the database in an empty 'initial' state
     """
     # NB: The generated SQL below is specific to SQLite
     # Note: The DELETE FROM... SQL generated below works for SQLite databases
 …
     "Returns a list of the SQL statements to reset sequences for the given models."
     # No sequence reset required
     return []
 def _sqlite_date_trunc(lookup_type, dt):
     try:
         dt = util.typecast_timestamp(dt)

django.oracle/django/db/backends/util.py

 import datetime
+import md5
 from time import time
 class CursorDebugWrapper(object):
 …
 def rev_typecast_boolean(obj, d):
     return obj and '1' or '0'
+def truncate_name(name, length=None):
+    """Shortens a string to a repeatable mangled version with the given length.
+    """
+    if length is None or len(name) <= length:
+        return name
+    hash = md5.md5(name).hexdigest()[:4]
+    return '%s%s' % (name[:length-4], hash)
 ##################################################################################
 # Helper functions for dictfetch* for databases that don't natively support them #
 ##################################################################################

django.oracle/django/db/backends/mysql/base.py

 # lexicographic ordering in this check because then (1, 2, 1, 'gamma')
 # inadvertently passes the version test.
 version = Database.version_info
 if (version < (1,2,1) or (version[:3] == (1, 2, 1) and
+if (version < (1,2,1) or (version[:3] == (1, 2, 1) and
         (len(version) < 5 or version[3] != 'final' or version[4] < 2))):
     raise ImportError, "MySQLdb-1.2.1p2 or newer is required; you have %s" % Database.__version__
 …
             self.server_version = tuple([int(x) for x in m.groups()])
         return self.server_version
+allows_group_by_ordinal = True
+allows_unique_and_pk = True
+autoindexes_primary_keys = False
+needs_datetime_string_cast = True     # MySQLdb requires a typecast for dates
+needs_upper_for_iops = False
 supports_constraints = True
+supports_tablespaces = False
+uses_case_insensitive_names = False
 def quote_name(name):
     if name.startswith("`") and name.endswith("`"):
 …
         sql = "CAST(DATE_FORMAT(%s, '%s') AS DATETIME)" % (field_name, format_str)
     return sql
+def get_datetime_cast_sql():
+    return None
 def get_limit_offset_sql(limit, offset=None):
     sql = "LIMIT "
     if offset and offset != 0:
 …
 def get_pk_default_value():
     return "DEFAULT"
+def get_max_name_length():
+    return 64;
+def get_start_transaction_sql():
+    return "BEGIN;"
+def get_autoinc_sql(table):
+    return None
 def get_sql_flush(style, tables, sequences):
     """Return a list of SQL statements required to remove all data from
     all tables in the database (without actually removing the tables
     themselves) and put the database in an empty 'initial' state
     """
     # NB: The generated SQL below is specific to MySQL
     # 'TRUNCATE x;', 'TRUNCATE y;', 'TRUNCATE z;'... style SQL statements
 …
                  style.SQL_FIELD(quote_name(table))
                 )  for table in tables] + \
               ['SET FOREIGN_KEY_CHECKS = 1;']
         # 'ALTER TABLE table AUTO_INCREMENT = 1;'... style SQL statements
         # to reset sequence indices
         sql.extend(["%s %s %s %s %s;" % \

django.oracle/django/db/backends/oracle/base.py

 Requires cx_Oracle: http://www.python.net/crew/atuining/cx_Oracle/
 """
+from django.conf import settings
 from django.db.backends import util
 try:
     import cx_Oracle as Database
 except ImportError, e:
     from django.core.exceptions import ImproperlyConfigured
     raise ImproperlyConfigured, "Error loading cx_Oracle module: %s" % e
+import datetime
+from django.utils.datastructures import SortedDict
 DatabaseError = Database.Error
 try:
 …
         return self.connection is not None
     def cursor(self):
-        from django.conf import settings
         if not self._valid_connection():
             if len(settings.DATABASE_HOST.strip()) == 0:
                 settings.DATABASE_HOST = 'localhost'
 …
             else:
                 conn_string = "%s/%s@%s" % (settings.DATABASE_USER, settings.DATABASE_PASSWORD, settings.DATABASE_NAME)
                 self.connection = Database.connect(conn_string, **self.options)
+        return FormatStylePlaceholderCursor(self.connection)
+        cursor = FormatStylePlaceholderCursor(self.connection)
+        # default arraysize of 1 is highly sub-optimal
+        cursor.arraysize = 100
+        # set oracle date to ansi date format
+        cursor.execute("ALTER SESSION SET NLS_DATE_FORMAT = 'YYYY-MM-DD'")
+        cursor.execute("ALTER SESSION SET NLS_TIMESTAMP_FORMAT = 'YYYY-MM-DD HH24:MI:SS.FF'")
+        if settings.DEBUG:
+            return util.CursorDebugWrapper(cursor, self)
+        return cursor
     def _commit(self):
         if self.connection is not None:
             self.connection.commit()
+            return self.connection.commit()
     def _rollback(self):
         if self.connection is not None:
+            try:
+                self.connection.rollback()
+            except Database.NotSupportedError:
+                pass
+            return self.connection.rollback()
     def close(self):
         if self.connection is not None:
             self.connection.close()
             self.connection = None
+allows_group_by_ordinal = False
+allows_unique_and_pk = False        # Suppress UNIQUE/PK for Oracle (ORA-02259)
+autoindexes_primary_keys = True
+needs_datetime_string_cast = False
+needs_upper_for_iops = True
 supports_constraints = True
+supports_tablespaces = True
+uses_case_insensitive_names = True
 class FormatStylePlaceholderCursor(Database.Cursor):
     """
 …
     This fixes it -- but note that if you want to use a literal "%s" in a query,
     you'll need to use "%%s".
     """
+    def _rewrite_args(self, query, params=None):
+        if params is None:
+            params = []
+        else:
+            # cx_Oracle can't handle unicode parameters, so cast to str for now
+            for i, param in enumerate(params):
+                if type(param) == unicode:
+                    try:
+                        params[i] = param.encode('utf-8')
+                    except UnicodeError:
+                        params[i] = str(param)
+        args = [(':arg%d' % i) for i in range(len(params))]
+        query = query % tuple(args)
+        # cx_Oracle cannot execute a query with the closing ';'
+        if query.endswith(';'):
+            query = query[:-1]
+        return query, params
     def execute(self, query, params=None):
+        if params is None: params = []
+        query = self.convert_arguments(query, len(params))
+        query, params = self._rewrite_args(query, params)
         return Database.Cursor.execute(self, query, params)
     def executemany(self, query, params=None):
+        if params is None: params = []
+        query = self.convert_arguments(query, len(params[0]))
+        query, params = self._rewrite_args(query, params)
         return Database.Cursor.executemany(self, query, params)
-    def convert_arguments(self, query, num_params):
-        # replace occurances of "%s" with ":arg" - Oracle requires colons for parameter placeholders.
-        args = [':arg' for i in range(num_params)]
-        return query % tuple(args)
 def quote_name(name):
+    return name
+    # SQL92 requires delimited (quoted) names to be case-sensitive.  When
+    # not quoted, Oracle has case-insensitive behavior for identifiers, but
+    # always defaults to uppercase.
+    # We simplify things by making Oracle identifiers always uppercase.
+    if not name.startswith('"') and not name.endswith('"'):
+        name = '"%s"' % util.truncate_name(name.upper(), get_max_name_length())
+    return name.upper()
 dictfetchone = util.dictfetchone
 dictfetchmany = util.dictfetchmany
 dictfetchall  = util.dictfetchall
 def get_last_insert_id(cursor, table_name, pk_name):
     query = "SELECT %s_sq.currval from dual" % table_name
     cursor.execute(query)
+    sq_name = util.truncate_name(table_name, get_max_name_length()-3)
+    cursor.execute('SELECT %s_sq.currval FROM dual' % sq_name)
     return cursor.fetchone()[0]
 def get_date_extract_sql(lookup_type, table_name):
     # lookup_type is 'year', 'month', 'day'
     # http://www.psoug.org/reference/date_func.html
+    # http://download-east.oracle.com/docs/cd/B10501_01/server.920/a96540/functions42a.htm#1017163
     return "EXTRACT(%s FROM %s)" % (lookup_type, table_name)
 def get_date_trunc_sql(lookup_type, field_name):
+    return "EXTRACT(%s FROM TRUNC(%s))" % (lookup_type, field_name)
+    # lookup_type is 'year', 'month', 'day'
+    # Oracle uses TRUNC() for both dates and numbers.
+    # http://download-east.oracle.com/docs/cd/B10501_01/server.920/a96540/functions155a.htm#SQLRF06151
+    if lookup_type == 'day':
+        sql = 'TRUNC(%s)' % (field_name,)
+    else:
+        sql = "TRUNC(%s, '%s')" % (field_name, lookup_type)
+    return sql
+def get_datetime_cast_sql():
+    return "TO_TIMESTAMP(%s, 'YYYY-MM-DD HH24:MI:SS')"
 def get_limit_offset_sql(limit, offset=None):
     # Limits and offset are too complicated to be handled here.
     # Instead, they are handled in django/db/query.py.
     pass
+    # Instead, they are handled in django/db/backends/oracle/query.py.
+    return ""
 def get_random_function_sql():
     return "DBMS_RANDOM.RANDOM"
 …
     raise NotImplementedError
 def get_drop_foreignkey_sql():
     return "DROP FOREIGN KEY"
+    return "DROP CONSTRAINT"
 def get_pk_default_value():
     return "DEFAULT"
+def get_max_name_length():
+    return 30
+def get_start_transaction_sql():
+    return None
+def get_tablespace_sql(tablespace, inline=False):
+    return "%sTABLESPACE %s" % ((inline and "USING INDEX " or ""), quote_name(tablespace))
+def get_autoinc_sql(table):
+    # To simulate auto-incrementing primary keys in Oracle, we have to
+    # create a sequence and a trigger.
+    sq_name = get_sequence_name(table)
+    tr_name = get_trigger_name(table)
+    sequence_sql = 'CREATE SEQUENCE %s;' % sq_name
+    trigger_sql = """CREATE OR REPLACE TRIGGER %s
+  BEFORE INSERT ON %s
+  FOR EACH ROW
+  WHEN (new.id IS NULL)
+    BEGIN
+      SELECT %s.nextval INTO :new.id FROM dual;
+    END;\n""" % (tr_name, quote_name(table), sq_name)
+    return sequence_sql, trigger_sql
+def get_drop_sequence(table):
+    return "DROP SEQUENCE %s;" % quote_name(get_sequence_name(table))
+def _get_sequence_reset_sql():
+    # TODO: colorize this SQL code with style.SQL_KEYWORD(), etc.
+    return """
+        DECLARE
+            startvalue integer;
+            cval integer;
+        BEGIN
+            LOCK TABLE %(table)s IN SHARE MODE;
+            SELECT NVL(MAX(id), 0) INTO startvalue FROM %(table)s;
+            SELECT %(sequence)s.nextval INTO cval FROM dual;
+            cval := startvalue - cval;
+            IF cval != 0 THEN
+                EXECUTE IMMEDIATE 'ALTER SEQUENCE %(sequence)s MINVALUE 0 INCREMENT BY '||cval;
+                SELECT %(sequence)s.nextval INTO cval FROM dual;
+                EXECUTE IMMEDIATE 'ALTER SEQUENCE %(sequence)s INCREMENT BY 1';
+            END IF;
+            COMMIT;
+        END;\n"""
 def get_sql_flush(style, tables, sequences):
     """Return a list of SQL statements required to remove all data from
     all tables in the database (without actually removing the tables
     themselves) and put the database in an empty 'initial' state
     """
+    # Return a list of 'TRUNCATE x;', 'TRUNCATE y;', 'TRUNCATE z;'... style SQL statements
+    # TODO - SQL not actually tested against Oracle yet!
+    # TODO - autoincrement indices reset required? See other get_sql_flush() implementations
+    sql = ['%s %s;' % \
+            (style.SQL_KEYWORD('TRUNCATE'),
+             style.SQL_FIELD(quote_name(table))
+             )  for table in tables]
+    # Return a list of 'TRUNCATE x;', 'TRUNCATE y;',
+    # 'TRUNCATE z;'... style SQL statements
+    if tables:
+        # Oracle does support TRUNCATE, but it seems to get us into
+        # FK referential trouble, whereas DELETE FROM table works.
+        sql = ['%s %s %s;' % \
+                (style.SQL_KEYWORD('DELETE'),
+                 style.SQL_KEYWORD('FROM'),
+                 style.SQL_FIELD(quote_name(table))
+                 ) for table in tables]
+        # Since we've just deleted all the rows, running our sequence
+        # ALTER code will reset the sequence to 0.
+        for sequence_info in sequences:
+            table_name = sequence_info['table']
+            seq_name = get_sequence_name(table_name)
+            query = _get_sequence_reset_sql() % {'sequence':seq_name,
+                                                 'table':quote_name(table_name)}
+            sql.append(query)
+        return sql
+    else:
+        return []
+def get_sequence_name(table):
+    name_length = get_max_name_length() - 3
+    return '%s_SQ' % util.truncate_name(table, name_length).upper()
 def get_sql_sequence_reset(style, model_list):
     "Returns a list of the SQL statements to reset sequences for the given models."
+    # No sequence reset required
+    return []
+    from django.db import models
+    output = []
+    query = _get_sequence_reset_sql()
+    for model in model_list:
+        for f in model._meta.fields:
+            if isinstance(f, models.AutoField):
+                sequence_name = get_sequence_name(model._meta.db_table)
+                output.append(query % {'sequence':sequence_name,
+                                       'table':model._meta.db_table})
+                break # Only one AutoField is allowed per model, so don't bother continuing.
+        for f in model._meta.many_to_many:
+            sequence_name = get_sequence_name(f.m2m_db_table())
+            output.append(query % {'sequence':sequence_name,
+                                   'table':f.m2m_db_table()})
+    return output
+def get_trigger_name(table):
+    name_length = get_max_name_length() - 3
+    return '%s_TR' % util.truncate_name(table, name_length).upper()
+def get_query_set_class(DefaultQuerySet):
+    "Create a custom QuerySet class for Oracle."
+    from django.db import backend, connection
+    from django.db.models.query import EmptyResultSet, GET_ITERATOR_CHUNK_SIZE
+    class OracleQuerySet(DefaultQuerySet):
+        def iterator(self):
+            "Performs the SELECT database lookup of this QuerySet."
+            from django.db.models.query import get_cached_row
+            # self._select is a dictionary, and dictionaries' key order is
+            # undefined, so we convert it to a list of tuples.
+            extra_select = self._select.items()
+            full_query = None
+            try:
+                try:
+                    select, sql, params, full_query = self._get_sql_clause(get_full_query=True)
+                except TypeError:
+                    select, sql, params = self._get_sql_clause()
+            except EmptyResultSet:
+                raise StopIteration
+            if not full_query:
+                full_query = "SELECT %s%s\n%s" % \
+                             ((self._distinct and "DISTINCT " or ""),
+                              ', '.join(select), sql)
+            cursor = connection.cursor()
+            cursor.execute(full_query, params)
+            fill_cache = self._select_related
+            fields = self.model._meta.fields
+            index_end = len(fields)
+            # so here's the logic;
+            # 1. retrieve each row in turn
+            # 2. convert NCLOBs
+            while 1:
+                rows = cursor.fetchmany(GET_ITERATOR_CHUNK_SIZE)
+                if not rows:
+                    raise StopIteration
+                for row in rows:
+                    row = self.resolve_columns(row, fields)
+                    if fill_cache:
+                        obj, index_end = get_cached_row(klass=self.model, row=row,
+                                                        index_start=0, max_depth=self._max_related_depth)
+                    else:
+                        obj = self.model(*row[:index_end])
+                    for i, k in enumerate(extra_select):
+                        setattr(obj, k[0], row[index_end+i])
+                    yield obj
+        def _get_sql_clause(self, get_full_query=False):
+            from django.db.models.query import fill_table_cache, \
+                handle_legacy_orderlist, orderfield2column
+            opts = self.model._meta
+            # Construct the fundamental parts of the query: SELECT X FROM Y WHERE Z.
+            select = ["%s.%s" % (backend.quote_name(opts.db_table), backend.quote_name(f.column)) for f in opts.fields]
+            tables = [quote_only_if_word(t) for t in self._tables]
+            joins = SortedDict()
+            where = self._where[:]
+            params = self._params[:]
+            # Convert self._filters into SQL.
+            joins2, where2, params2 = self._filters.get_sql(opts)
+            joins.update(joins2)
+            where.extend(where2)
+            params.extend(params2)
+            # Add additional tables and WHERE clauses based on select_related.
+            if self._select_related:
+                fill_table_cache(opts, select, tables, where, opts.db_table, [opts.db_table])
+            # Add any additional SELECTs.
+            if self._select:
+                select.extend(['(%s) AS %s' % (quote_only_if_word(s[1]), backend.quote_name(s[0])) for s in self._select.items()])
+            # Start composing the body of the SQL statement.
+            sql = [" FROM", backend.quote_name(opts.db_table)]
+            # Compose the join dictionary into SQL describing the joins.
+            if joins:
+                sql.append(" ".join(["%s %s %s ON %s" % (join_type, table, alias, condition)
+                                for (alias, (table, join_type, condition)) in joins.items()]))
+            # Compose the tables clause into SQL.
+            if tables:
+                sql.append(", " + ", ".join(tables))
+            # Compose the where clause into SQL.
+            if where:
+                sql.append(where and "WHERE " + " AND ".join(where))
+            # ORDER BY clause
+            order_by = []
+            if self._order_by is not None:
+                ordering_to_use = self._order_by
+            else:
+                ordering_to_use = opts.ordering
+            for f in handle_legacy_orderlist(ordering_to_use):
+                if f == '?': # Special case.
+                    order_by.append(backend.get_random_function_sql())
+                else:
+                    if f.startswith('-'):
+                        col_name = f[1:]
+                        order = "DESC"
+                    else:
+                        col_name = f
+                        order = "ASC"
+                    if "." in col_name:
+                        table_prefix, col_name = col_name.split('.', 1)
+                        table_prefix = backend.quote_name(table_prefix) + '.'
+                    else:
+                        # Use the database table as a column prefix if it wasn't given,
+                        # and if the requested column isn't a custom SELECT.
+                        if "." not in col_name and col_name not in (self._select or ()):
+                            table_prefix = backend.quote_name(opts.db_table) + '.'
+                        else:
+                            table_prefix = ''
+                    order_by.append('%s%s %s' % (table_prefix, backend.quote_name(orderfield2column(col_name, opts)), order))
+            if order_by:
+                sql.append("ORDER BY " + ", ".join(order_by))
+            # Look for column name collisions in the select elements
+            # and fix them with an AS alias.  This allows us to do a
+            # SELECT * later in the paging query.
+            cols = [clause.split('.')[-1] for clause in select]
+            for index, col in enumerate(cols):
+                if cols.count(col) > 1:
+                    col = '%s%d' % (col.replace('"', ''), index)
+                    cols[index] = col
+                    select[index] = '%s AS %s' % (select[index], col)
+            # LIMIT and OFFSET clauses
+            # To support limits and offsets, Oracle requires some funky rewriting of an otherwise normal looking query.
+            select_clause = ",".join(select)
+            distinct = (self._distinct and "DISTINCT " or "")
+            if order_by:
+                order_by_clause = " OVER (ORDER BY %s )" % (", ".join(order_by))
+            else:
+                #Oracle's row_number() function always requires an order-by clause.
+                #So we need to define a default order-by, since none was provided.
+                order_by_clause = " OVER (ORDER BY %s.%s)" % \
+                    (backend.quote_name(opts.db_table),
+                    backend.quote_name(opts.fields[0].db_column or opts.fields[0].column))
+            # limit_and_offset_clause
+            if self._limit is None:
+                assert self._offset is None, "'offset' is not allowed without 'limit'"
+            if self._offset is not None:
+                offset = int(self._offset)
+            else:
+                offset = 0
+            if self._limit is not None:
+                limit = int(self._limit)
+            else:
+                limit = None
+            limit_and_offset_clause = ''
+            if limit is not None:
+                limit_and_offset_clause = "WHERE rn > %s AND rn <= %s" % (offset, limit+offset)
+            elif offset:
+                limit_and_offset_clause = "WHERE rn > %s" % (offset)
+            if len(limit_and_offset_clause) > 0:
+                fmt = \
+"""SELECT * FROM
+  (SELECT %s%s,
+          ROW_NUMBER()%s AS rn
+   %s)
+%s"""
+                full_query = fmt % (distinct, select_clause,
+                                    order_by_clause, ' '.join(sql).strip(),
+                                    limit_and_offset_clause)
+            else:
+                full_query = None
+            if get_full_query:
+                return select, " ".join(sql), params, full_query
+            else:
+                return select, " ".join(sql), params
+        def resolve_columns(self, row, fields=()):
+            from django.db.models.fields import DateField, DateTimeField, TimeField
+            values = []
+            for value, field in map(None, row, fields):
+                if isinstance(value, Database.LOB):
+                    value = value.read()
+                # Since Oracle won't distinguish between NULL and an empty
+                # string (''), we store empty strings as a space.  Here is
+                # where we undo that treachery.
+                if value == ' ':
+                    value = ''
+                # cx_Oracle always returns datetime.datetime objects for
+                # DATE and TIMESTAMP columns, but Django wants to see a
+                # python datetime.date, .time, or .datetime.  We use the type
+                # of the Field to determine which to cast to, but it's not
+                # always available.
+                # As a workaround, we cast to date if all the time-related
+                # values are 0, or to time if the date is 1/1/1900.
+                # This could be cleaned a bit by adding a method to the Field
+                # classes to normalize values from the database (the to_python
+                # method is used for validation and isn't what we want here).
+                elif isinstance(value, Database.Timestamp):
+                    # In Python 2.3, the cx_Oracle driver returns its own
+                    # Timestamp object that we must convert to a datetime class.
+                    if not isinstance(value, datetime.datetime):
+                        value = datetime.datetime(value.year, value.month, value.day, value.hour,
+                                                  value.minute, value.second, value.fsecond)
+                    if isinstance(field, DateTimeField):
+                        pass  # DateTimeField subclasses DateField so must be checked first.
+                    elif isinstance(field, DateField):
+                        value = value.date()
+                    elif isinstance(field, TimeField) or (value.year == 1900 and value.month == value.day == 1):
+                        value = value.time()
+                    elif value.hour == value.minute == value.second == value.microsecond == 0:
+                        value = value.date()
+                values.append(value)
+            return values
+    return OracleQuerySet
 OPERATOR_MAPPING = {
     'exact': '= %s',
     'iexact': 'LIKE %s',
     'contains': 'LIKE %s',
     'icontains': 'LIKE %s',
+    'iexact': '= UPPER(%s)',
+    'contains': "LIKE %s ESCAPE '\\'",
+    'icontains': "LIKE UPPER(%s) ESCAPE '\\'",
     'gt': '> %s',
     'gte': '>= %s',
     'lt': '< %s',
     'lte': '<= %s',
     'startswith': 'LIKE %s',
     'endswith': 'LIKE %s',
     'istartswith': 'LIKE %s',
     'iendswith': 'LIKE %s',
+    'startswith': "LIKE %s ESCAPE '\\'",
+    'endswith': "LIKE %s ESCAPE '\\'",
+    'istartswith': "LIKE UPPER(%s) ESCAPE '\\'",
+    'iendswith': "LIKE UPPER(%s) ESCAPE '\\'",
+}

django.oracle/django/db/backends/oracle/client.py

 import os
 def runshell():
+    args = ''
+    args += settings.DATABASE_USER
+    dsn = settings.DATABASE_USER
     if settings.DATABASE_PASSWORD:
+        args += "/%s" % settings.DATABASE_PASSWORD
+    args += "@%s" % settings.DATABASE_NAME
+    os.execvp('sqlplus', args)
+        dsn += "/%s" % settings.DATABASE_PASSWORD
+    if settings.DATABASE_NAME:
+        dsn += "@%s" % settings.DATABASE_NAME
+    args = ["sqlplus", "-L", dsn]
+    os.execvp("sqlplus", args)

django.oracle/django/db/backends/oracle/introspection.py

+from django.db.backends.oracle.base import quote_name
 import re
+import cx_Oracle
 foreign_key_re = re.compile(r"\sCONSTRAINT `[^`]*` FOREIGN KEY \(`([^`]*)`\) REFERENCES `([^`]*)` \(`([^`]*)`\)")
 def get_table_list(cursor):
     "Returns a list of table names in the current database."
     cursor.execute("SELECT TABLE_NAME FROM USER_TABLES")
     return [row[0] for row in cursor.fetchall()]
+    return [row[0].upper() for row in cursor.fetchall()]
 def get_table_description(cursor, table_name):
+    return table_name
+    "Returns a description of the table, with the DB-API cursor.description interface."
+    cursor.execute("SELECT * FROM %s WHERE ROWNUM < 2" % quote_name(table_name))
+    return cursor.description
 def _name_to_index(cursor, table_name):
     """
 …
     Returns a dictionary of {field_index: (field_index_other_table, other_table)}
     representing all relationships to the given table. Indexes are 0-based.
     """
+    raise NotImplementedError
+    cursor.execute("""
+SELECT ta.column_id - 1, tb.table_name, tb.column_id - 1
+FROM   user_constraints, USER_CONS_COLUMNS ca, USER_CONS_COLUMNS cb,
+       user_tab_cols ta, user_tab_cols tb
+WHERE  user_constraints.table_name = %s AND
+       ta.table_name = %s AND
+       ta.column_name = ca.column_name AND
+       ca.table_name = %s AND
+       user_constraints.constraint_name = ca.constraint_name AND
+       user_constraints.r_constraint_name = cb.constraint_name AND
+       cb.table_name = tb.table_name AND
+       cb.column_name = tb.column_name AND
+       ca.position = cb.position""", [table_name, table_name, table_name])
+    relations = {}
+    for row in cursor.fetchall():
+        relations[row[0]] = (row[2], row[1])
+    return relations
 def get_indexes(cursor, table_name):
     """
     Returns a dictionary of fieldname -> infodict for the given table,
 …
         {'primary_key': boolean representing whether it's the primary key,
          'unique': boolean representing whether it's a unique index}
     """
+    raise NotImplementedError
+    # This query retrieves each index on the given table, including the
+    # first associated field name
+    # "We were in the nick of time; you were in great peril!"
+    sql = """
+WITH primarycols AS (
+ SELECT user_cons_columns.table_name, user_cons_columns.column_name, 1 AS PRIMARYCOL
+ FROM   user_cons_columns, user_constraints
+ WHERE  user_cons_columns.constraint_name = user_constraints.constraint_name AND
+        user_constraints.constraint_type = 'P' AND
+        user_cons_columns.table_name = %s),
+ uniquecols AS (
+ SELECT user_ind_columns.table_name, user_ind_columns.column_name, 1 AS UNIQUECOL
+ FROM   user_indexes, user_ind_columns
+ WHERE  uniqueness = 'UNIQUE' AND
+        user_indexes.index_name = user_ind_columns.index_name AND
+        user_ind_columns.table_name = %s)
+SELECT allcols.column_name, primarycols.primarycol, uniquecols.UNIQUECOL
+FROM   (SELECT column_name FROM primarycols UNION SELECT column_name FROM
+uniquecols) allcols,
+      primarycols, uniquecols
+WHERE  allcols.column_name = primarycols.column_name (+) AND
+      allcols.column_name = uniquecols.column_name (+)
+    """
+    cursor.execute(sql, [table_name, table_name])
+    indexes = {}
+    for row in cursor.fetchall():
+        # row[1] (idx.indkey) is stored in the DB as an array. It comes out as
+        # a string of space-separated integers. This designates the field
+        # indexes (1-based) of the fields that have indexes on the table.
+        # Here, we skip any indexes across multiple fields.
+        indexes[row[0]] = {'primary_key': row[1], 'unique': row[2]}
+    return indexes
 # Maps type codes to Django Field types.
+# Maps type objects to Django Field types.
 DATA_TYPES_REVERSE = {
+: 'BooleanField',
+: 'SmallIntegerField',
+: 'IntegerField',
+: 'TextField',
+: 'IPAddressField',
+: 'CharField',
+: 'DateField',
+: 'TimeField',
+: 'DateTimeField',
+: 'DateTimeField',
+: 'TimeField',
+: 'FloatField',
+    cx_Oracle.CLOB: 'TextField',
+    cx_Oracle.DATETIME: 'DateTimeField',
+    cx_Oracle.FIXED_CHAR: 'CharField',
+    cx_Oracle.NCLOB: 'TextField',
+    cx_Oracle.NUMBER: 'FloatField',
+    cx_Oracle.STRING: 'TextField',
+    cx_Oracle.TIMESTAMP: 'DateTimeField',
+}

django.oracle/django/db/backends/oracle/creation.py

+import sys, time
+from django.core import management
+# This dictionary maps Field objects to their associated Oracle column
+# types, as strings. Column-type strings can contain format strings; they'll
+# be interpolated against the values of Field.__dict__ before being output.
+# If a column type is set to None, it won't be included in the output.
 DATA_TYPES = {
+    'AutoField':         'number(38)',
+    'BooleanField':      'number(1)',
+    'CharField':         'varchar2(%(maxlength)s)',
+    'CommaSeparatedIntegerField': 'varchar2(%(maxlength)s)',
+    'DateField':         'date',
+    'DateTimeField':     'date',
+    'FileField':         'varchar2(100)',
+    'FilePathField':     'varchar2(100)',
+    'FloatField':        'number(%(max_digits)s, %(decimal_places)s)',
+    'ImageField':        'varchar2(100)',
+    'IntegerField':      'integer',
+    'IPAddressField':    'char(15)',
+    'ManyToManyField':   None,
+    'NullBooleanField':  'integer',
+    'OneToOneField':     'integer',
+    'PhoneNumberField':  'varchar(20)',
+    'PositiveIntegerField': 'integer',
+    'PositiveSmallIntegerField': 'smallint',
+    'SlugField':         'varchar(50)',
+    'SmallIntegerField': 'smallint',
+    'TextField':         'long',
+    'TimeField':         'timestamp',
+    'USStateField':      'varchar(2)',
+    'AutoField':                    'NUMBER(11)',
+    'BooleanField':                 'NUMBER(1) CHECK (%(column)s IN (0,1))',
+    'CharField':                    'VARCHAR2(%(maxlength)s)',
+    'CommaSeparatedIntegerField':   'VARCHAR2(%(maxlength)s)',
+    'DateField':                    'DATE',
+    'DateTimeField':                'TIMESTAMP',
+    'FileField':                    'VARCHAR2(100)',
+    'FilePathField':                'VARCHAR2(100)',
+    'FloatField':                   'NUMBER(%(max_digits)s, %(decimal_places)s)',
+    'ImageField':                   'VARCHAR2(100)',
+    'IntegerField':                 'NUMBER(11)',
+    'IPAddressField':               'VARCHAR2(15)',
+    'ManyToManyField':              None,
+    'NullBooleanField':             'NUMBER(1) CHECK ((%(column)s IN (0,1)) OR (%(column)s IS NULL))',
+    'OneToOneField':                'NUMBER(11)',
+    'PhoneNumberField':             'VARCHAR2(20)',
+    'PositiveIntegerField':         'NUMBER(11) CHECK (%(column)s >= 0)',
+    'PositiveSmallIntegerField':    'NUMBER(11) CHECK (%(column)s >= 0)',
+    'SlugField':                    'VARCHAR2(50)',
+    'SmallIntegerField':            'NUMBER(11)',
+    'TextField':                    'NCLOB',
+    'TimeField':                    'TIMESTAMP',
+    'URLField':                     'VARCHAR2(200)',
+    'USStateField':                 'CHAR(2)',
+}
+TEST_DATABASE_PREFIX = 'test_'
+PASSWORD = 'Im_a_lumberjack'
+REMEMBER = {}
+def create_test_db(settings, connection, backend, verbosity=1, autoclobber=False):
+    TEST_DATABASE_NAME = _test_database_name(settings)
+    TEST_DATABASE_USER = _test_database_user(settings)
+    TEST_DATABASE_PASSWD = _test_database_passwd(settings)
+    TEST_DATABASE_TBLSPACE = _test_database_tblspace(settings)
+    TEST_DATABASE_TBLSPACE_TMP = _test_database_tblspace_tmp(settings)
+    parameters = {
+        'dbname': TEST_DATABASE_NAME,
+        'user': TEST_DATABASE_USER,
+        'password': TEST_DATABASE_PASSWD,
+        'tblspace': TEST_DATABASE_TBLSPACE,
+        'tblspace_temp': TEST_DATABASE_TBLSPACE_TMP,
+        }
+    REMEMBER['user'] = settings.DATABASE_USER
+    REMEMBER['passwd'] = settings.DATABASE_PASSWORD
+    cursor = connection.cursor()
+    if _test_database_create(settings):
+        if verbosity >= 1:
+            print 'Creating test database...'
+        try:
+            _create_test_db(cursor, parameters, verbosity)
+        except Exception, e:
+            sys.stderr.write("Got an error creating the test database: %s\n" % e)
+            if not autoclobber:
+                confirm = raw_input("It appears the test database, %s, already exists. Type 'yes' to delete it, or 'no' to cancel: " % TEST_DATABASE_NAME)
+            if autoclobber or confirm == 'yes':
+                try:
+                    if verbosity >= 1:
+                        print "Destroying old test database..."
+                    _destroy_test_db(cursor, parameters, verbosity)
+                    if verbosity >= 1:
+                        print "Creating test database..."
+                    _create_test_db(cursor, parameters, verbosity)
+                except Exception, e:
+                    sys.stderr.write("Got an error recreating the test database: %s\n" % e)
+                    sys.exit(2)
+            else:
+                print "Tests cancelled."
+                sys.exit(1)
+    if _test_user_create(settings):
+        if verbosity >= 1:
+            print "Creating test user..."
+        try:
+            _create_test_user(cursor, parameters, verbosity)
+        except Exception, e:
+            sys.stderr.write("Got an error creating the test user: %s\n" % e)
+            if not autoclobber:
+                confirm = raw_input("It appears the test user, %s, already exists. Type 'yes' to delete it, or 'no' to cancel: " % TEST_DATABASE_USER)
+            if autoclobber or confirm == 'yes':
+                try:
+                    if verbosity >= 1:
+                        print "Destroying old test user..."
+                    _destroy_test_user(cursor, parameters, verbosity)
+                    if verbosity >= 1:
+                        print "Creating test user..."
+                    _create_test_user(cursor, parameters, verbosity)
+                except Exception, e:
+                    sys.stderr.write("Got an error recreating the test user: %s\n" % e)
+                    sys.exit(2)
+            else:
+                print "Tests cancelled."
+                sys.exit(1)
+    connection.close()
+    settings.DATABASE_USER = TEST_DATABASE_USER
+    settings.DATABASE_PASSWORD = TEST_DATABASE_PASSWD
+    management.syncdb(verbosity, interactive=False)
+    # Get a cursor (even though we don't need one yet). This has
+    # the side effect of initializing the test database.
+    cursor = connection.cursor()
+def destroy_test_db(settings, connection, backend, old_database_name, verbosity=1):
+    connection.close()
+    TEST_DATABASE_NAME = _test_database_name(settings)
+    TEST_DATABASE_USER = _test_database_user(settings)
+    TEST_DATABASE_PASSWD = _test_database_passwd(settings)
+    TEST_DATABASE_TBLSPACE = _test_database_tblspace(settings)
+    TEST_DATABASE_TBLSPACE_TMP = _test_database_tblspace_tmp(settings)
+    settings.DATABASE_NAME = old_database_name
+    settings.DATABASE_USER = REMEMBER['user']
+    settings.DATABASE_PASSWORD = REMEMBER['passwd']
+    parameters = {
+        'dbname': TEST_DATABASE_NAME,
+        'user': TEST_DATABASE_USER,
+        'password': TEST_DATABASE_PASSWD,
+        'tblspace': TEST_DATABASE_TBLSPACE,
+        'tblspace_temp': TEST_DATABASE_TBLSPACE_TMP,
+        }
+    REMEMBER['user'] = settings.DATABASE_USER
+    REMEMBER['passwd'] = settings.DATABASE_PASSWORD
+    cursor = connection.cursor()
+    time.sleep(1) # To avoid "database is being accessed by other users" errors.
+    if _test_user_create(settings):
+        if verbosity >= 1:
+            print 'Destroying test user...'
+        _destroy_test_user(cursor, parameters, verbosity)
+    if _test_database_create(settings):
+        if verbosity >= 1:
+            print 'Destroying test database...'
+        _destroy_test_db(cursor, parameters, verbosity)
+    connection.close()
+def _create_test_db(cursor, parameters, verbosity):
+    if verbosity >= 2:
+        print "_create_test_db(): dbname = %s" % parameters['dbname']
+    statements = [
+        """CREATE TABLESPACE %(tblspace)s
+           DATAFILE '%(tblspace)s.dbf' SIZE 20M
+           REUSE AUTOEXTEND ON NEXT 10M MAXSIZE 100M
+        """,
+        """CREATE TEMPORARY TABLESPACE %(tblspace_temp)s
+           TEMPFILE '%(tblspace_temp)s.dbf' SIZE 20M
+           REUSE AUTOEXTEND ON NEXT 10M MAXSIZE 100M
+        """,
+    ]
+    _execute_statements(cursor, statements, parameters, verbosity)
+def _create_test_user(cursor, parameters, verbosity):
+    if verbosity >= 2:
+        print "_create_test_user(): username = %s" % parameters['user']
+    statements = [
+        """CREATE USER %(user)s
+           IDENTIFIED BY %(password)s
+           DEFAULT TABLESPACE %(tblspace)s
+           TEMPORARY TABLESPACE %(tblspace_temp)s
+        """,
+        """GRANT CONNECT, RESOURCE TO %(user)s""",
+    ]
+    _execute_statements(cursor, statements, parameters, verbosity)
+def _destroy_test_db(cursor, parameters, verbosity):
+    if verbosity >= 2:
+        print "_destroy_test_db(): dbname=%s" % parameters['dbname']
+    statements = [
+        'DROP TABLESPACE %(tblspace)s INCLUDING CONTENTS AND DATAFILES CASCADE CONSTRAINTS',
+        'DROP TABLESPACE %(tblspace_temp)s INCLUDING CONTENTS AND DATAFILES CASCADE CONSTRAINTS',
+        ]
+    _execute_statements(cursor, statements, parameters, verbosity)
+def _destroy_test_user(cursor, parameters, verbosity):
+    if verbosity >= 2:
+        print "_destroy_test_user(): user=%s" % parameters['user']
+        print "Be patient.  This can take some time..."
+    statements = [
+        'DROP USER %(user)s CASCADE',
+    ]
+    _execute_statements(cursor, statements, parameters, verbosity)
+def _execute_statements(cursor, statements, parameters, verbosity):
+    for template in statements:
+        stmt = template % parameters
+        if verbosity >= 2:
+            print stmt
+        try:
+            cursor.execute(stmt)
+        except Exception, err:
+            sys.stderr.write("Failed (%s)\n" % (err))
+            raise
+def _test_database_name(settings):
+    name = TEST_DATABASE_PREFIX + settings.DATABASE_NAME
+    try:
+        if settings.TEST_DATABASE_NAME:
+            name = settings.TEST_DATABASE_NAME
+    except AttributeError:
+        pass
+    except:
+        raise
+    return name
+def _test_database_create(settings):
+    name = True
+    try:
+        if settings.TEST_DATABASE_CREATE:
+            name = True
+        else:
+            name = False
+    except AttributeError:
+        pass
+    except:
+        raise
+    return name
+def _test_user_create(settings):
+    name = True
+    try:
+        if settings.TEST_USER_CREATE:
+            name = True
+        else:
+            name = False
+    except AttributeError:
+        pass
+    except:
+        raise
+    return name
+def _test_database_user(settings):
+    name = TEST_DATABASE_PREFIX + settings.DATABASE_NAME
+    try:
+        if settings.TEST_DATABASE_USER:
+            name = settings.TEST_DATABASE_USER
+    except AttributeError:
+        pass
+    except:
+        raise
+    return name
+def _test_database_passwd(settings):
+    name = PASSWORD
+    try:
+        if settings.TEST_DATABASE_PASSWD:
+            name = settings.TEST_DATABASE_PASSWD
+    except AttributeError:
+        pass
+    except:
+        raise
+    return name
+def _test_database_tblspace(settings):
+    name = TEST_DATABASE_PREFIX + settings.DATABASE_NAME
+    try:
+        if settings.TEST_DATABASE_TBLSPACE:
+            name = settings.TEST_DATABASE_TBLSPACE
+    except AttributeError:
+        pass
+    except:
+        raise
+    return name
+def _test_database_tblspace_tmp(settings):
+    name = TEST_DATABASE_PREFIX + settings.DATABASE_NAME + '_temp'
+    try:
+        if settings.TEST_DATABASE_TBLSPACE_TMP:
+            name = settings.TEST_DATABASE_TBLSPACE_TMP
+    except AttributeError:
+        pass
+    except:
+        raise
+    return name

django.oracle/django/db/backends/postgresql_psycopg2/base.py

         global postgres_version
         if not postgres_version:
             cursor.execute("SELECT version()")
             postgres_version = [int(val) for val in cursor.fetchone()[0].split()[1].split('.')]
+            postgres_version = [int(val) for val in cursor.fetchone()[0].split()[1].split('.')]
         if settings.DEBUG:
             return util.CursorDebugWrapper(cursor, self)
         return cursor
 …
             self.connection.close()
             self.connection = None
+allows_group_by_ordinal = True
+allows_unique_and_pk = True
+autoindexes_primary_keys = True
+needs_datetime_string_cast = False
+needs_upper_for_iops = False
 supports_constraints = True
+supports_tablespaces = False
+uses_case_insensitive_names = True
 def quote_name(name):
     if name.startswith('"') and name.endswith('"'):
 …
     # http://www.postgresql.org/docs/8.0/static/functions-datetime.html#FUNCTIONS-DATETIME-TRUNC
     return "DATE_TRUNC('%s', %s)" % (lookup_type, field_name)
+def get_datetime_cast_sql():
+    return None
 def get_limit_offset_sql(limit, offset=None):
     sql = "LIMIT %s" % limit
     if offset and offset != 0:
 …
 def get_pk_default_value():
     return "DEFAULT"
+def get_max_name_length():
+    return None
+def get_start_transaction_sql():
+    return "BEGIN;"
+def get_autoinc_sql(table):
+    return None
 def get_sql_flush(style, tables, sequences):
     """Return a list of SQL statements required to remove all data from
     all tables in the database (without actually removing the tables
 …
                      style.SQL_KEYWORD('FROM'),
                      style.SQL_FIELD(quote_name(table))
                      ) for table in tables]
         # 'ALTER SEQUENCE sequence_name RESTART WITH 1;'... style SQL statements
         # to reset sequence indices
         for sequence in sequences:
 …
                 style.SQL_KEYWORD('FROM'),
                 style.SQL_TABLE(f.m2m_db_table())))
     return output
 OPERATOR_MAPPING = {
     'exact': '= %s',
     'iexact': 'ILIKE %s',

django.oracle/django/db/backends/dummy/base.py

         pass # close()
 supports_constraints = False
+supports_tablespaces = False
 quote_name = complain
 dictfetchone = complain
 dictfetchmany = complain

django.oracle/django/core/management.py

 def _get_installed_models(table_list):
     "Gets a set of all models that are installed, given a list of existing tables"
     from django.db import models
+    from django.db import backend, models
     all_models = []
     for app in models.get_apps():
         for model in models.get_models(app):
             all_models.append(model)
+    return set([m for m in all_models if m._meta.db_table in table_list])
+    if backend.uses_case_insensitive_names:
+        converter = str.upper
+    else:
+        converter = lambda x: x
+    return set([m for m in all_models if converter(m._meta.db_table) in map(converter, table_list)])
 def _get_table_list():
     "Gets a list of all db tables that are physically installed."
 …
 def get_sql_create(app):
     "Returns a list of the CREATE TABLE SQL statements for the given app."
     from django.db import get_creation_module, models
     data_types = get_creation_module().DATA_TYPES
     if not data_types:
 …
             rel_field = f
             data_type = f.get_internal_type()
         col_type = data_types[data_type]
+        tablespace = f.db_tablespace or opts.db_tablespace
         if col_type is not None:
             # Make the definition (e.g. 'foo VARCHAR(30)') for this field.
             field_output = [style.SQL_FIELD(backend.quote_name(f.column)),
                 style.SQL_COLTYPE(col_type % rel_field.__dict__)]
             field_output.append(style.SQL_KEYWORD('%sNULL' % (not f.null and 'NOT ' or '')))
             if f.unique:
+            if f.unique and (not f.primary_key or backend.allows_unique_and_pk):
                 field_output.append(style.SQL_KEYWORD('UNIQUE'))
             if f.primary_key:
                 field_output.append(style.SQL_KEYWORD('PRIMARY KEY'))
+            if tablespace and backend.supports_tablespaces and (f.unique or f.primary_key) and backend.autoindexes_primary_keys:
+                # We must specify the index tablespace inline, because we
+                # won't be generating a CREATE INDEX statement for this field.
+                field_output.append(backend.get_tablespace_sql(tablespace, inline=True))
             if f.rel:
                 if f.rel.to in known_models:
                     field_output.append(style.SQL_KEYWORD('REFERENCES') + ' ' + \
 …
     full_statement = [style.SQL_KEYWORD('CREATE TABLE') + ' ' + style.SQL_TABLE(backend.quote_name(opts.db_table)) + ' (']
     for i, line in enumerate(table_output): # Combine and add commas.
         full_statement.append('    %s%s' % (line, i < len(table_output)-1 and ',' or ''))
+    full_statement.append(');')
+    full_statement.append(')')
+    if opts.db_tablespace and backend.supports_tablespaces:
+        full_statement.append(backend.get_tablespace_sql(opts.db_tablespace))
+    full_statement.append(';')
     final_output.append('\n'.join(full_statement))
+    if opts.has_auto_field and hasattr(backend, 'get_autoinc_sql'):
+        # Add any extra SQL needed to support auto-incrementing primary keys
+        autoinc_sql = backend.get_autoinc_sql(opts.db_table)
+        if autoinc_sql:
+            for stmt in autoinc_sql:
+                final_output.append(stmt)
     return final_output, pending_references
 def _get_sql_for_pending_references(model, pending_references):
 …
     Get any ALTER TABLE statements to add constraints after the fact.
     """
     from django.db import backend, get_creation_module
+    from django.db.backends.util import truncate_name
     data_types = get_creation_module().DATA_TYPES
     final_output = []
 …
                 r_col = f.column
                 table = opts.db_table
                 col = opts.get_field(f.rel.field_name).column
+                # For MySQL, r_name must be unique in the first 64 characters.
+                # So we are careful with character usage here.
+                r_name = '%s_refs_%s_%x' % (r_col, col, abs(hash((r_table, table))))
+                r_name = '%s_refs_%s_%s_%s' % (r_col, col, r_table, table)
                 final_output.append(style.SQL_KEYWORD('ALTER TABLE') + ' %s ADD CONSTRAINT %s FOREIGN KEY (%s) REFERENCES %s (%s)%s;' % \
                     (backend.quote_name(r_table), r_name,
+                    (backend.quote_name(r_table), truncate_name(r_name, backend.get_max_name_length()),
                     backend.quote_name(r_col), backend.quote_name(table), backend.quote_name(col),
                     backend.get_deferrable_sql()))
             del pending_references[model]
 …
     final_output = []
     for f in opts.many_to_many:
         if not isinstance(f.rel, GenericRel):
+            tablespace = f.db_tablespace or opts.db_tablespace
+            if tablespace and backend.supports_tablespaces and backend.autoindexes_primary_keys:
+                tablespace_sql = ' ' + backend.get_tablespace_sql(tablespace, inline=True)
+            else:
+                tablespace_sql = ''
             table_output = [style.SQL_KEYWORD('CREATE TABLE') + ' ' + \
                 style.SQL_TABLE(backend.quote_name(f.m2m_db_table())) + ' (']
             table_output.append('    %s %s %s,' % \
+            table_output.append('    %s %s %s%s,' % \
                 (style.SQL_FIELD(backend.quote_name('id')),
                 style.SQL_COLTYPE(data_types['AutoField']),
+                style.SQL_KEYWORD('NOT NULL PRIMARY KEY')))
+                style.SQL_KEYWORD('NOT NULL PRIMARY KEY'),
+                tablespace_sql))
             table_output.append('    %s %s %s %s (%s)%s,' % \
                 (style.SQL_FIELD(backend.quote_name(f.m2m_column_name())),
                 style.SQL_COLTYPE(data_types[get_rel_data_type(opts.pk)] % opts.pk.__dict__),
 …
                 style.SQL_TABLE(backend.quote_name(f.rel.to._meta.db_table)),
                 style.SQL_FIELD(backend.quote_name(f.rel.to._meta.pk.column)),
                 backend.get_deferrable_sql()))
             table_output.append('    %s (%s, %s)' % \
+            table_output.append('    %s (%s, %s)%s' % \
                 (style.SQL_KEYWORD('UNIQUE'),
                 style.SQL_FIELD(backend.quote_name(f.m2m_column_name())),
+                style.SQL_FIELD(backend.quote_name(f.m2m_reverse_name()))))
+            table_output.append(');')
+                style.SQL_FIELD(backend.quote_name(f.m2m_reverse_name())),
+                tablespace_sql))
+            table_output.append(')')
+            if opts.db_tablespace and backend.supports_tablespaces:
+                # f.db_tablespace is only for indices, so ignore its value here.
+                table_output.append(backend.get_tablespace_sql(opts.db_tablespace))
+            table_output.append(';')
             final_output.append('\n'.join(table_output))
+            # Add any extra SQL needed to support auto-incrementing PKs
+            autoinc_sql = backend.get_autoinc_sql(f.m2m_db_table())
+            if autoinc_sql:
+                for stmt in autoinc_sql:
+                    final_output.append(stmt)
     return final_output
 def get_sql_delete(app):
     "Returns a list of the DROP TABLE SQL statements for the given app."
     from django.db import backend, connection, models, get_introspection_module
+    from django.db.backends.util import truncate_name
     introspection = get_introspection_module()
     # This should work even if a connection isn't available
 …
         table_names = introspection.get_table_list(cursor)
     else:
         table_names = []
+    if backend.uses_case_insensitive_names:
+        table_name_converter = str.upper
+    else:
+        table_name_converter = lambda x: x
     output = []
 …
     references_to_delete = {}
     app_models = models.get_models(app)
     for model in app_models:
         if cursor and model._meta.db_table in table_names:
+        if cursor and table_name_converter(model._meta.db_table) in table_names:
             # The table exists, so it needs to be dropped
             opts = model._meta
             for f in opts.fields:
 …
             to_delete.add(model)
     for model in app_models:
         if cursor and model._meta.db_table in table_names:
+        if cursor and table_name_converter(model._meta.db_table) in table_names:
             # Drop the table now
             output.append('%s %s;' % (style.SQL_KEYWORD('DROP TABLE'),
                 style.SQL_TABLE(backend.quote_name(model._meta.db_table))))
 …
                     col = f.column
                     r_table = model._meta.db_table
                     r_col = model._meta.get_field(f.rel.field_name).column
+                    r_name = '%s_refs_%s_%s_%s' % (col, r_col, table, r_table)
                     output.append('%s %s %s %s;' % \
                         (style.SQL_KEYWORD('ALTER TABLE'),
                         style.SQL_TABLE(backend.quote_name(table)),
                         style.SQL_KEYWORD(backend.get_drop_foreignkey_sql()),
                         style.SQL_FIELD(backend.quote_name('%s_refs_%s_%x' % (col, r_col, abs(hash((table, r_table))))))))
+                        style.SQL_FIELD(truncate_name(r_name, backend.get_max_name_length()))))
                 del references_to_delete[model]
+            if hasattr(backend, 'get_drop_sequence'):
+                output.append(backend.get_drop_sequence(model._meta.db_table))
     # Output DROP TABLE statements for many-to-many tables.
     for model in app_models:
         opts = model._meta
         for f in opts.many_to_many:
             if cursor and f.m2m_db_table() in table_names:
+            if cursor and table_name_converter(f.m2m_db_table()) in table_names:
                 output.append("%s %s;" % (style.SQL_KEYWORD('DROP TABLE'),
                     style.SQL_TABLE(backend.quote_name(f.m2m_db_table()))))
+                if hasattr(backend, 'get_drop_sequence'):
+                    output.append(backend.get_drop_sequence("%s_%s" % (model._meta.db_table, f.column)))
     app_label = app_models[0]._meta.app_label
     # Close database connection explicitly, in case this output is being piped
 …
 def get_sql_indexes_for_model(model):
     "Returns the CREATE INDEX SQL statements for a single model"
     from django.db import backend
+    from django.db.backends.util import truncate_name
     output = []
     for f in model._meta.fields:
         if f.db_index:
+        if f.db_index and not ((f.primary_key or f.unique) and backend.autoindexes_primary_keys):
             unique = f.unique and 'UNIQUE ' or ''
+            tablespace = f.db_tablespace or model._meta.db_tablespace
+            if tablespace and backend.supports_tablespaces:
+                tablespace_sql = ' ' + backend.get_tablespace_sql(tablespace)
+            else:
+                tablespace_sql = ''
             output.append(
                 style.SQL_KEYWORD('CREATE %sINDEX' % unique) + ' ' + \
                 style.SQL_TABLE(backend.quote_name('%s_%s' % (model._meta.db_table, f.column))) + ' ' + \
                 style.SQL_KEYWORD('ON') + ' ' + \
                 style.SQL_TABLE(backend.quote_name(model._meta.db_table)) + ' ' + \
+                "(%s);" % style.SQL_FIELD(backend.quote_name(f.column))
+                "(%s)" % style.SQL_FIELD(backend.quote_name(f.column)) + \
+                "%s;" % tablespace_sql
+            )
     return output
 …
 def syncdb(verbosity=1, interactive=True):
     "Creates the database tables for all apps in INSTALLED_APPS whose tables haven't already been created."
     from django.db import connection, transaction, models, get_creation_module
+    from django.db import backend, connection, transaction, models, get_creation_module
     from django.conf import settings
     disable_termcolors()
 …
     # Get a list of all existing database tables,
     # so we know what needs to be added.
     table_list = _get_table_list()
+    if backend.uses_case_insensitive_names:
+        table_name_converter = str.upper
+    else:
+        table_name_converter = lambda x: x
     # Get a list of already installed *models* so that references work right.
     seen_models = _get_installed_models(table_list)
 …
             # Create the model's database table, if it doesn't already exist.
             if verbosity >= 2:
                 print "Processing %s.%s model" % (app_name, model._meta.object_name)
             if model._meta.db_table in table_list:
+            if table_name_converter(model._meta.db_table) in table_list:
                 continue
             sql, references = _get_sql_model_create(model, seen_models)
             seen_models.add(model)
 …
                 print "Creating table %s" % model._meta.db_table
             for statement in sql:
                 cursor.execute(statement)
             table_list.append(model._meta.db_table)
+            table_list.append(table_name_converter(model._meta.db_table))
     # Create the m2m tables. This must be done after all tables have been created
     # to ensure that all referred tables will exist.
 …
         except NotImplementedError:
             indexes = {}
         for i, row in enumerate(introspection_module.get_table_description(cursor, table_name)):
             att_name = row[0]
+            att_name = row[0].lower()
             comment_notes = [] # Holds Field notes, to be displayed in a Python comment.
             extra_params = {}  # Holds Field parameters such as 'db_column'.
 …
     # Keep a count of the installed objects and fixtures
     count = [0,0]
     models = set()
     humanize = lambda dirname: dirname and "'%s'" % dirname or 'absolute path'
     # Get a cursor (even though we don't need one yet). This has
 …
         if not mod_list:
             parser.print_usage_and_exit()
         if action not in NO_SQL_TRANSACTION:
+            print style.SQL_KEYWORD("BEGIN;")
+            from django.db import backend
+            if backend.get_start_transaction_sql():
+                print style.SQL_KEYWORD(backend.get_start_transaction_sql())
         for mod in mod_list:
             if action == 'reset':
                 output = action_mapping[action](mod, options.interactive)

django.oracle/django/contrib/admin/models.py

 class LogEntryManager(models.Manager):
     def log_action(self, user_id, content_type_id, object_id, object_repr, action_flag, change_message=''):
         e = self.model(None, None, user_id, content_type_id, object_id, object_repr[:200], action_flag, change_message)
+        e = self.model(None, None, user_id, content_type_id, str(object_id), object_repr[:200], action_flag, change_message)
         e.save()
 class LogEntry(models.Model):

django.oracle/docs/install.txt

 * If you're using SQLite, you'll need pysqlite_. Use version 2.0.3 or higher.
+* If you're using Oracle, you'll need cx_Oracle_, version 4.3.1 or higher.
 .. _PostgreSQL: http://www.postgresql.org/
 .. _MySQL: http://www.mysql.com/
 .. _Django's ticket system: http://code.djangoproject.com/report/1
 …
 .. _SQLite: http://www.sqlite.org/
 .. _pysqlite: http://initd.org/tracker/pysqlite
 .. _MySQL backend: ../databases/
+.. _cx_Oracle: http://www.python.net/crew/atuining/cx_Oracle/
 Remove any old versions of Django
 =================================

django.oracle/docs/settings.txt

 Default: ``''`` (Empty string)
 Which database backend to use. Either ``'postgresql_psycopg2'``,
 ``'postgresql'``, ``'mysql'``,  ``'mysql_old'``, ``'sqlite3'`` or
 ``'ado_mssql'``.
+``'postgresql'``, ``'mysql'``,  ``'mysql_old'``, ``'sqlite3'``,
+``'oracle'``, or ``'ado_mssql'``.
 DATABASE_HOST
 -------------

django.oracle/docs/faq.txt

 If you want to use Django with a database, which is probably the case, you'll
 also need a database engine. PostgreSQL_ is recommended, because we're
 PostgreSQL fans, and MySQL_ and `SQLite 3`_ are also supported.
+PostgreSQL fans, and MySQL_, `SQLite 3`_, and Oracle_ are also supported.
 .. _Python: http://www.python.org/
 .. _Apache 2: http://httpd.apache.org/
 …
 .. _PostgreSQL: http://www.postgresql.org/
 .. _MySQL: http://www.mysql.com/
 .. _`SQLite 3`: http://www.sqlite.org/
+.. _Oracle: http://www.oracle.com/
 Do I lose anything by using Python 2.3 versus newer Python versions, such as Python 2.5?
 ----------------------------------------------------------------------------------------

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OracleBranch: django-oracle-rev5036.diff

django.oracle/django/test/utils.py

django.oracle/django/db/models/base.py

django.oracle/django/db/models/options.py

django.oracle/django/db/models/fields/init.py

django.oracle/django/db/models/fields/related.py

django.oracle/django/db/models/query.py

django.oracle/django/db/backends/ado_mssql/base.py

django.oracle/django/db/backends/postgresql/base.py

django.oracle/django/db/backends/sqlite3/base.py

django.oracle/django/db/backends/util.py

django.oracle/django/db/backends/mysql/base.py

django.oracle/django/db/backends/oracle/base.py

django.oracle/django/db/backends/oracle/client.py

django.oracle/django/db/backends/oracle/introspection.py

django.oracle/django/db/backends/oracle/creation.py

django.oracle/django/db/backends/postgresql_psycopg2/base.py

django.oracle/django/db/backends/dummy/base.py

django.oracle/django/core/management.py

django.oracle/django/contrib/admin/models.py

django.oracle/docs/install.txt

django.oracle/docs/settings.txt

django.oracle/docs/faq.txt

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