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Ticket #4712: regex-field-lookups-oracle-docfix.patch

File regex-field-lookups-oracle-docfix.patch, 1.0 kB (added by Tom Tobin <korpios@korpios.com>, 1 year ago)

docfix for Oracle support in regex field lookups

  • a/docs/db-api.txt

    old new  
    11891189 
    11901190    SELECT ... WHERE title REGEXP BINARY '^(An?|The) +'; -- MySQL 
    11911191 
     1192    SELECT ... WHERE REGEXP_LIKE(title, '^(an?|the) +', 'c'); -- Oracle 
     1193 
    11921194    SELECT ... WHERE title ~ '^(An?|The) +'; -- PostgreSQL 
    11931195 
    11941196    SELECT ... WHERE title REGEXP '^(An?|The) +'; -- sqlite 
    11951197 
    11961198Using raw strings for passing in the regular expression syntax is recommended. 
    11971199 
    1198 Regular expression matching is not supported on the ``ado_mssql`` and 
    1199 ``oracle`` backends; these will raise a ``NotImplementedError``. 
     1200Regular expression matching is not supported on the ``ado_mssql`` backend; it 
     1201will raise a ``NotImplementedError``. 
    12001202 
    12011203iregex 
    12021204~~~~~~ 
    …… 
    12101212SQL equivalents:: 
    12111213 
    12121214    SELECT ... WHERE title REGEXP '^(an?|the) +'; -- MySQL 
     1215 
     1216    SELECT ... WHERE REGEXP_LIKE(title, '^(an?|the) +', 'i'); -- Oracle 
    12131217 
    12141218    SELECT ... WHERE title ~* '^(an?|the) +'; -- PostgreSQL 
    12151219