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-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb2
1 files changed, 2 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 2fa357993f..94584a5ea4 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -515,6 +515,8 @@ module ActiveRecord
def translate_field_type(field_type)
# Match the beginning of field_type since it may have a size constraint on the end.
case field_type
+ # PostgreSQL array data types.
+ when /\[\]$/i then 'string'
when /^timestamp/i then 'datetime'
when /^real|^money/i then 'float'
when /^interval/i then 'string'