diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb | 4 |
1 files changed, 2 insertions, 2 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 405fecb603..ef1eef6b69 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -476,12 +476,12 @@ module ActiveRecord # distinct queries, and requires that the ORDER BY include the distinct column. # See https://dev.mysql.com/doc/refman/5.7/en/group-by-handling.html def columns_for_distinct(columns, orders) # :nodoc: - order_columns = orders.reject(&:blank?).map { |s| + order_columns = orders.compact_blank.map { |s| # Convert Arel node to string s = s.to_sql unless s.is_a?(String) # Remove any ASC/DESC modifiers s.gsub(/\s+(?:ASC|DESC)\b/i, "") - }.reject(&:blank?).map.with_index { |column, i| "#{column} AS alias_#{i}" } + }.compact_blank.map.with_index { |column, i| "#{column} AS alias_#{i}" } (order_columns << super).join(", ") end |