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Added support for istartswith and iendswith in database API 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@207 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2005-07-19 15:24:03 +00:00
parent b617884ced
commit 5797066383
3 changed files with 28 additions and 16 deletions
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4
django/core/db/backends/mysql.py
View File

@ -99,7 +99,9 @@ OPERATOR_MAPPING = {
'lt': '<', 'lt': '<',
'lte': '<=', 'lte': '<=',
'startswith': 'LIKE', 'startswith': 'LIKE',
'endswith': 'LIKE' 'endswith': 'LIKE',
'istartswith': 'ILIKE',
'iendswith': 'ILIKE',
} }
# This dictionary maps Field objects to their associated MySQL column # This dictionary maps Field objects to their associated MySQL column

4
django/core/db/backends/postgresql.py
View File

@ -93,7 +93,9 @@ OPERATOR_MAPPING = {
'lt': '<', 'lt': '<',
'lte': '<=', 'lte': '<=',
'startswith': 'LIKE', 'startswith': 'LIKE',
'endswith': 'LIKE' 'endswith': 'LIKE',
'istartswith': 'ILIKE',
'iendswith': 'ILIKE',
} }
# This dictionary maps Field objects to their associated PostgreSQL column # This dictionary maps Field objects to their associated PostgreSQL column

26
docs/db-api.txt
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@ -52,21 +52,29 @@ The DB API supports the following lookup types:
========== ============================================================== ========== ==============================================================
Type Description Type Description
========== ============================================================== ========== ==============================================================
exact Exact match: ``polls.get_object(id__exact=14)`` exact Exact match: ``polls.get_object(id__exact=14)``.
iexact Case-insensitive exact match: iexact Case-insensitive exact match:
``polls.get_list(slug__iexact="foo")`` matches a slug of ``foo``, ``polls.get_list(slug__iexact="foo")`` matches a slug of ``foo``,
``FOO``, ``fOo``, etc. ``FOO``, ``fOo``, etc.
contains Case-sensitive containment test: contains Case-sensitive containment test:
``polls.get_list(question__contains="spam")`` returns all polls ``polls.get_list(question__contains="spam")`` returns all polls
that contain "spam" in the question. that contain "spam" in the question. (PostgreSQL only. MySQL
icontains Case-insensitive containment test doesn't support case-sensitive LIKE statements; ``contains``
gt Greater than: ``polls.get_list(id__gt=4)`` will act like ``icontains`` for MySQL.)
gte Greater than or equal to icontains Case-insensitive containment test.
lt Less than gt Greater than: ``polls.get_list(id__gt=4)``.
lte Less than or equal to gte Greater than or equal to.
lt Less than.
lte Less than or equal to.
startswith Case-sensitive starts-with: startswith Case-sensitive starts-with:
``polls.get_list(question_startswith="Would")`` ``polls.get_list(question_startswith="Would")``. (PostgreSQL
endswith Case-sensitive ends-with only. MySQL doesn't support case-sensitive LIKE statements;
``startswith`` will act like ``istartswith`` for MySQL.)
endswith Case-sensitive ends-with. (PostgreSQL only. MySQL doesn't
support case-sensitive LIKE statements; ``endswith`` will act
like ``iendswith`` for MySQL.)
istartswith Case-insensitive starts-with.
iendswith Case-insensitive ends-with.
range Range test: range Range test:
``polls.get_list(pub_date__range=(start_date, end_date))`` ``polls.get_list(pub_date__range=(start_date, end_date))``
returns all polls with a pub_date between ``start_date`` returns all polls with a pub_date between ``start_date``