diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters')
| -rwxr-xr-x | activerecord/lib/active_record/connection_adapters/abstract_adapter.rb | 6 | ||||
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb | 4 |
2 files changed, 10 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index 949b8f7951..b753c248c5 100755 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -56,6 +56,12 @@ module ActiveRecord false end + # Does this adapter require the order columns to be in the select clause + # of a DISTINCT query? This is +false+ in all adapters except postgresql. + def requires_order_columns_in_distinct_clause? + false + end + def reset_runtime #:nodoc: rt, @runtime = @runtime, 0 rt diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index 975768a758..e5e098a4e1 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -111,6 +111,10 @@ module ActiveRecord 63 end + def requires_order_columns_in_distinct_clause? + true + end + # QUOTING ================================================== def quote(value, column = nil) |