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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index 054c59ef5c..17d38da129 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -73,6 +73,12 @@ module ActiveRecord
spec
end
+ def prepare_column_options(column)
+ spec = super
+ spec.delete(:precision) if column.type == :datetime && column.precision == 0
+ spec
+ end
+
class Column < ConnectionAdapters::Column # :nodoc:
delegate :strict, :collation, :extra, to: :sql_type_metadata, allow_nil: true