diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/arel/engines/sql/relations/compiler.rb | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/arel/engines/sql/relations/compiler.rb b/lib/arel/engines/sql/relations/compiler.rb index 2c2adc42fb..9684aa7d7d 100644 --- a/lib/arel/engines/sql/relations/compiler.rb +++ b/lib/arel/engines/sql/relations/compiler.rb @@ -8,9 +8,10 @@ module Arel end def select_sql - if relation.projections.first.is_a?(Count) && relation.projections.size == 1 && (taken.present? || wheres.present?) + if relation.projections.first.is_a?(Count) && relation.projections.size == 1 && + (taken.present? || wheres.present?) && joins(self).blank? subquery = build_query("SELECT 1 FROM #{from_clauses}", build_clauses) - query = "SELECT #{select_clauses.join(', ')} FROM (#{subquery})" + query = "SELECT COUNT(*) AS count_id FROM (#{subquery}) AS subquery" else query = build_query \ "SELECT #{select_clauses.join(', ')}", @@ -27,8 +28,8 @@ module Arel ("GROUP BY #{group_clauses.join(', ')}" unless groupings.blank? ), ("HAVING #{having_clauses.join(' AND ')}" unless havings.blank? ), ("ORDER BY #{order_clauses.join(', ')}" unless orders.blank? ) - clauses << " #{locked}" unless locked.blank? engine.add_limit_offset!(clauses,{ :limit => taken, :offset => skipped }) if taken || skipped + clauses << " #{locked}" unless locked.blank? clauses unless clauses.blank? end |