Issue #1830024 by lyricnz, Uncle_Code_Monkey: When migrating the data during a changeField() cast the data to the field type.

Issue #1900840 by Uncle_Code_Monkey, david_garcia_garcia: Added 'rule' to the list of reserved keywords. Apply quoteIdentifier() to column names when creating a CHECK constraint.

Issue #1778206 by rymo: workaround namespace collision between the sqlsrv extension and the sqlsrv module.

Issue #1526404 by panmanphil | mainsequence | jayhawkfan75: Fixed 'Enforced Dependencies' Error Upon Database Update (MSSQL).

Damien Tournoud authored Jan 06, 2012 and Julien Dubois committed Jan 06, 2012

Issue #1377374 by Damien Tournoud | Artusamak: Fixed Order by removal from subqueries does not work anymore.

Issue #1286792: resynchronize the SelectQuery::__toString() method to the new placeholder generation method introduced in Drupal 7.8.

This reverts commit 41b1b54b.

Issue #1169202: Fix the placeholders replacement. Temporary fix for PDO 2. Set attributes emulate prepare in the prepare method.

This reverts commit 41b1b54b.

Tests for issue #1169202: the driver generates duplicate placeholders when expending GROUP BY clauses.

git authored Aug 06, 2011 and Damien Tournoud committed Aug 06, 2011

Apparently there are not that many calls to db_create_field() or db_change_field() with indexes...

Issue #1205272 by Damien Tournoud: update the driver after changes in 7.4 database engine API (#561422).