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| author | Xavier Noria <fxn@hashref.com> | 2013-03-11 23:05:59 +0100 |
|---|---|---|
| committer | Xavier Noria <fxn@hashref.com> | 2013-03-11 23:13:12 +0100 |
| commit | cae93be0cac32eaa75746dda00454a26c4654be5 (patch) | |
| tree | a375710a8ae1dc3876cf077a2a13b1227cb74e3d /activerecord/CHANGELOG.md | |
| parent | efa5307f18000a21d83e23dc80beb32767ed3f25 (diff) | |
| download | rails-cae93be0cac32eaa75746dda00454a26c4654be5.tar.gz rails-cae93be0cac32eaa75746dda00454a26c4654be5.tar.bz2 rails-cae93be0cac32eaa75746dda00454a26c4654be5.zip | |
promotes change_column_null to the migrations API
Diffstat (limited to 'activerecord/CHANGELOG.md')
| -rw-r--r-- | activerecord/CHANGELOG.md | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index 33ba77bca2..943c2dec16 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,5 +1,12 @@ ## Rails 4.0.0 (unreleased) ## +* Promotes `change_column_null` to the migrations API. This macro sets/removes + `NOT NULL` constraints, and accepts an optional argument to replace existing + `NULL`s if needed. The adapters for SQLite, MySQL, PostgreSQL, and (at least) + Oracle, already implement this method. + + *Xavier Noria* + * Uniqueness validation allows you to pass `:conditions` to limit the constraint lookup. |