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authorLisa Ugray <lisa.ugray@shopify.com>2017-07-25 14:51:19 -0400
committerLisa Ugray <lisa.ugray@shopify.com>2017-07-25 14:51:19 -0400
commit7f58ef656b6bfa4e72a59dead9b9fa5346e531a1 (patch)
tree067b94ac7e59c375fa8f6385b07023aa5f41a75b /activerecord
parentea6139101ccaf8be03b536b1293a9f36bc12f2f7 (diff)
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Clarify add_column limit documentation
The limit option is ignored by PostgreSQL and may be ignored by 3rd party backends. Make this clear in the docs. Fixes #29922.
Diffstat (limited to 'activerecord')
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
index 989ebc81a9..e21f93856e 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -511,6 +511,7 @@ module ActiveRecord
# * <tt>:limit</tt> -
# Requests a maximum column length. This is the number of characters for a <tt>:string</tt> column
# and number of bytes for <tt>:text</tt>, <tt>:binary</tt> and <tt>:integer</tt> columns.
+ # This option is ignored by some backends.
# * <tt>:default</tt> -
# The column's default value. Use +nil+ for +NULL+.
# * <tt>:null</tt> -