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| author | Yves Senn <yves.senn@gmail.com> | 2013-02-25 09:51:20 +0100 |
|---|---|---|
| committer | Yves Senn <yves.senn@gmail.com> | 2013-02-25 09:51:20 +0100 |
| commit | 277784459f73a82581a3423d9a92477130729eb1 (patch) | |
| tree | e942cbcfdbd1bee38f2bfd1e5a8351ec614b885f /guides/source | |
| parent | 45321a69b3c01ce8a4cfef6cdf13381d73e10cd3 (diff) | |
| download | rails-277784459f73a82581a3423d9a92477130729eb1.tar.gz rails-277784459f73a82581a3423d9a92477130729eb1.tar.bz2 rails-277784459f73a82581a3423d9a92477130729eb1.zip | |
update 4.0 release notes to reflect the removal of auto explain.
Diffstat (limited to 'guides/source')
| -rw-r--r-- | guides/source/4_0_release_notes.md | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/guides/source/4_0_release_notes.md b/guides/source/4_0_release_notes.md index 9c157ec0b3..463da488f2 100644 --- a/guides/source/4_0_release_notes.md +++ b/guides/source/4_0_release_notes.md @@ -200,6 +200,8 @@ Please refer to the [Changelog](https://github.com/rails/rails/blob/master/activ * Remove IdentityMap. +* Remove automatic execution of EXPLAIN queries. The option `active_record.auto_explain_threshold_in_seconds` is no longer used and should be removed. + * Adds `ActiveRecord::NullRelation` and `ActiveRecord::Relation#none` implementing the null object pattern for the Relation class. * Added `create_join_table` migration helper to create HABTM join tables. |