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Edited docs/db-api.txt changes from [5555] 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@5566 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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Adrian Holovaty 2007-06-30 21:25:10 +00:00
parent 6e1385b862
commit 64f20046f1
1 changed files with 13 additions and 7 deletions
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docs/db-api.txt
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@ -1176,10 +1176,13 @@ database to add the full-text index.
regex regex
~~~~~ ~~~~~
**New in Django development version**
Case-sensitive regular expression match. Case-sensitive regular expression match.
The regular expression syntax is that of the database backend in use; for the The regular expression syntax is that of the database backend in use. In the
``sqlite`` backend, the syntax is that of Python's ``re`` module. case of SQLite, which doesn't natively support regular-expression lookups, the
syntax is that of Python's ``re`` module.
Example:: Example::
@ -1193,16 +1196,19 @@ SQL equivalents::
SELECT ... WHERE title ~ '^(An?|The) +'; -- PostgreSQL SELECT ... WHERE title ~ '^(An?|The) +'; -- PostgreSQL
SELECT ... WHERE title REGEXP '^(An?|The) +'; -- sqlite SELECT ... WHERE title REGEXP '^(An?|The) +'; -- SQLite
Using raw strings for passing in the regular expression syntax is recommended. Using raw strings (e.g., ``r'foo'`` instead of ``'foo'``) for passing in the
regular expression syntax is recommended.
Regular expression matching is not supported on the ``ado_mssql`` backend; it Regular expression matching is not supported on the ``ado_mssql`` backend.
will raise a ``NotImplementedError``. It will raise a ``NotImplementedError`` at runtime.
iregex iregex
~~~~~~ ~~~~~~
**New in Django development version**
Case-insensitive regular expression match. Case-insensitive regular expression match.
Example:: Example::
@ -1217,7 +1223,7 @@ SQL equivalents::
SELECT ... WHERE title ~* '^(an?|the) +'; -- PostgreSQL SELECT ... WHERE title ~* '^(an?|the) +'; -- PostgreSQL
SELECT ... WHERE title REGEXP '(?i)^(an?|the) +'; -- sqlite SELECT ... WHERE title REGEXP '(?i)^(an?|the) +'; -- SQLite
Default lookups are exact Default lookups are exact
------------------------- -------------------------