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path: root/django/db/models/sql/compiler.py
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2020-02-11[2.2.x] Fixed #31246 -- Fixed locking models in ↵Abhijeet Viswa
QuerySet.select_for_update(of=()) for related fields and parent link fields with multi-table inheritance. Partly regression in 0107e3d1058f653f66032f7fd3a0bd61e96bf782. Backport of 1712a76b9dfda1ef220395e62ea87079da8c9f6c from master.
2019-12-02[2.2.x] Fixed #30953 -- Made select_for_update() lock queryset's model when ↵Mariusz Felisiak
using "self" with multi-table inheritance. Thanks Abhijeet Viswa for the report and initial patch. Backport of 0107e3d1058f653f66032f7fd3a0bd61e96bf782 from master
2019-05-18[2.2.x] Fixed #30463 -- Fixed crash of deprecation message when ↵ruchit2801
Meta.ordering contains expressions. Regression in 1b1f64ee5a78cc217fead52cbae23114502cf564. Backport of 04042b2b440f0bf50eb908d52cfe76af430e1738 from master
2019-04-18[2.2.x] Fixed #30335, #29139 -- Fixed crash when ordering or aggregating ↵can
over a nested JSONField key transform. Backport of d87bd29c4f8dfcdf3f4a4eb8340e6770a2416fe3 from master.
2019-01-14Fixed #30093 -- Fixed ordering of combined queryset ordered by F expressions.Sergey Fedoseev
2018-12-06Fixed #29932 -- Fixed combining compound queries with sub-compound queries ↵Mariusz Felisiak
on SQLite and Oracle.
2018-09-13Refs #14357 -- Deprecated Meta.ordering affecting GROUP BY queries.Ramiro Morales
Thanks Ramiro Morales for contributing to the patch.
2018-08-29Fixed #29694 -- Fixed column mismatch crash with QuerySet.values() or ↵Mariusz Felisiak
values_list() after combining querysets with extra() with union(), difference(), or intersection(). Regression in 0b66c3b442875627fa6daef4ac1e90900d74290b.
2018-08-03Fixed #28668 -- Allowed QuerySet.bulk_create() to ignore insert conflicts.Tom
2018-07-25Refs #29563 -- Fixed SQLCompiler.execute_sql() to respect ↵Andrew Brown
DatabaseFeatures.can_use_chunked_reads.
2018-07-14Fixed #29542 -- Fixed invalid SQL if a Subquery from the HAVING clause is ↵Mariusz Felisiak
used in the GROUP BY clause. Thanks Tim Graham for the review.
2018-07-10Deleted unused variable in SQLCompiler.get_related_selections().Mads Jensen
Unused since 01d440fa1e6b5c62acfa8b3fde43dfa1505f93c6.
2018-05-27Fixed #29416 -- Removed unnecesary subquery from GROUP BY clause on MySQL ↵Mariusz Felisiak
when using a RawSQL annotation. Regression in 1d070d027c218285b66c0bde8079034b33a87f11.
2018-04-19Fixed #28574 -- Added QuerySet.explain().Tom
2018-04-13Fixed #29286 -- Fixed column mismatch crash with QuerySet.values() or ↵Mariusz Felisiak
values_list() after combining an annotated and unannotated queryset with union(), difference(), or intersection(). Regression in a0c03c62a8ac586e5be5b21393c925afa581efaf. Thanks Tim Graham and Carlton Gibson for reviews.
2018-03-19Fixed #29229 -- Fixed column mismatch crash when combining two annotated ↵Astral
values_list() querysets with union(), difference(), or intersection(). Regression in 7316720603821ebb64dfe8fa592ba6edcef5f3e.
2018-02-10Fixed #24747 -- Allowed transforms in QuerySet.order_by() and distinct(*fields).Matthew Wilkes
2018-02-08Fixed #29108 -- Fixed crash in aggregation of distinct+ordered+sliced querysets.Simon Charette
Regression in 4acae21846f6212aa992763e587c7e201828d7b0. Thanks Stephen Brooks for the report.
2018-01-12Fixed #28996 -- Simplified some boolean constructs and removed trivial ↵Дилян Палаузов
continue statements.
2018-01-03Fixed #28982 -- Simplified code with and/or.Дилян Палаузов
2017-12-26Fixed #28944 -- Fixed crash when chaining values()/values_list() after ↵Ran Benita
QuerySet.select_for_update(of=()).
2017-12-11Fixed #28909 -- Simplified code using tuple/list/set/dict unpacking.Nick Pope
2017-12-07Fixed #28906 -- Removed unnecessary bool() calls.Tim Graham
2017-11-21Fixed #28817 -- Made QuerySet.iterator() use server-side cursors after ↵Dražen Odobašić
values() and values_list().
2017-11-12Fixed #28781 -- Added QuerySet.values()/values_list() support for union(), ↵Mariusz Felisiak
difference(), and intersection(). Thanks Tim Graham for the review.
2017-10-28Refs #28010 -- Allowed reverse related fields in SELECT FOR UPDATE .. OF.Ran Benita
Thanks Adam Chidlow for polishing the patch.
2017-10-09Fixed #28670 -- Added FETCH/OFFSET support on Oracle.Mariusz Felisiak
Thanks Tim Graham for the review.
2017-10-06Refs #24254 -- Removed unnecessary SQL AS clause in SQLCompiler.as_sql().Mariusz Felisiak
Incorrect on Oracle.
2017-10-04Refs #28670 -- Moved LIMIT/OFFSET SQL to DatabaseOperations.limit_offset_sql().Mariusz Felisiak
Thanks Tim Graham for the review.
2017-10-03Fixed #28675 -- Removed always True variable in ↵Tim Graham
SQLInsertCompiler.execute_sql() check. Unused since 7deb25b8dd5aa1ed02b5e30cbc67cd1fb0c3d6e6.
2017-10-02Fixed #28652 -- Fixed a few comments in django/db/models/*.Дилян Палаузов
2017-09-22Fixed #27332 -- Added FilteredRelation API for conditional join (ON clause) ↵Nicolas Delaby
support. Thanks Anssi Kääriäinen for contributing to the patch.
2017-09-18Fixed #26608 -- Added support for window expressions (OVER clause).Mads Jensen
Thanks Josh Smeaton, Mariusz Felisiak, Sergey Fedoseev, Simon Charettes, Adam Chainz/Johnson and Tim Graham for comments and reviews and Jamie Cockburn for initial patch.
2017-09-15Removed unnecessary check in SQLCompiler.get_related_selections().Tim Graham
2017-09-07Removed unneeded __init__() methods.Sergey Fedoseev
2017-09-02Moved select_sql in SQLCompiler.get_extra_select() to improve performance.Mariusz Felisiak
2017-08-23Refs #28459 -- Improved performance of SQLCompiler.apply_converters().Sergey Fedoseev
2017-08-08Refs #28459 -- Improved performance of sql.compiler.cursor_iter().Sergey Fedoseev
2017-08-07Refs #28459 -- Improved performance of SQLCompiler.results_iter().Sergey Fedoseev
2017-08-01Fixed #28454 -- Simplifed use of Query.setup_joins() by returning a named tuple.Matthew Wilkes
2017-08-01Refs #28370 -- Moved db converters deprecation warning to improve performance.Sergey Fedoseev
2017-07-31Refs #20880 -- Removed non-cloning logic from Query.clone().Anssi Kääriäinen
2017-07-20Fixed #28370 -- Deprecated the context arg of Field.from_db_value() and ↵Tim Graham
Expression.convert_value(). Unused since a0d166306fbdc41f49e6fadf4ec84b17eb147daa.
2017-07-15Fixed #28399 -- Fixed QuerySet.count() for union(), difference(), and ↵Florian Apolloner
intersection() queries.
2017-07-10Fixed #28378 -- Fixed union() and difference() when combining with a ↵Mariusz Felisiak
queryset raising EmptyResultSet. Thanks Jon Dufresne for the report. Thanks Tim Graham and Simon Charette for the reviews.
2017-06-29Fixed #28010 -- Added FOR UPDATE OF support to QuerySet.select_for_update().Ran Benita
2017-06-29Removed obsolete Query.tables attribute.Anssi Kääriäinen
Obsolete since Query.alias_map became an OrderedDict (refs #26522).
2017-06-13Fixed #28293 -- Fixed union(), intersection(), and difference() when ↵Mariusz Felisiak
combining with an EmptyQuerySet. Thanks Jon Dufresne for the report and Tim Graham for the review.
2017-06-01Fixed #27639 -- Added chunk_size parameter to QuerySet.iterator().François Freitag
2017-05-27Fixed #28249 -- Removed unnecessary dict.keys() calls.Jon Dufresne
iter(dict) is equivalent to iter(dict.keys()).
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