From 277784459f73a82581a3423d9a92477130729eb1 Mon Sep 17 00:00:00 2001 From: Yves Senn Date: Mon, 25 Feb 2013 09:51:20 +0100 Subject: update 4.0 release notes to reflect the removal of auto explain. --- guides/source/4_0_release_notes.md | 2 ++ 1 file changed, 2 insertions(+) (limited to 'guides/source') 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. -- cgit v1.2.3