diff options
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb | 4 | ||||
| -rw-r--r-- | activerecord/test/cases/adapters/postgresql/change_schema_test.rb | 25 |
2 files changed, 28 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index 515ff2dd44..208302b365 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -433,7 +433,9 @@ module ActiveRecord quoted_table_name = quote_table_name(table_name) sql_type = type_to_sql(type, options[:limit], options[:precision], options[:scale]) sql_type << "[]" if options[:array] - execute "ALTER TABLE #{quoted_table_name} ALTER COLUMN #{quote_column_name(column_name)} TYPE #{sql_type}" + sql = "ALTER TABLE #{quoted_table_name} ALTER COLUMN #{quote_column_name(column_name)} TYPE #{sql_type}" + sql << " USING #{options[:using]}" if options[:using] + execute sql change_column_default(table_name, column_name, options[:default]) if options_include_default?(options) change_column_null(table_name, column_name, options[:null], options[:default]) if options.key?(:null) diff --git a/activerecord/test/cases/adapters/postgresql/change_schema_test.rb b/activerecord/test/cases/adapters/postgresql/change_schema_test.rb new file mode 100644 index 0000000000..90cd28c2ec --- /dev/null +++ b/activerecord/test/cases/adapters/postgresql/change_schema_test.rb @@ -0,0 +1,25 @@ +require 'cases/helper' + +module ActiveRecord + class Migration + class PGChangeSchemaTest < ActiveRecord::TestCase + attr_reader :connection + + def setup + super + @connection = ActiveRecord::Base.connection + connection.create_table(:strings) do |t| + t.string :somedate + end + end + + def teardown + connection.drop_table :strings + end + + def test_change_string_to_date + connection.change_column :strings, :somedate, :timestamp, using: 'CAST("somedate" AS timestamp)' + end + end + end +end |