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-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb4
1 files changed, 4 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
index a2eaac549e..aa2a6ca71b 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? # :nodoc:
+ true
+ end
+
# QUOTING ==================================================
def quote(value, column = nil)