diff options
| -rw-r--r-- | activerecord/CHANGELOG.md | 7 | ||||
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb | 15 | ||||
| -rw-r--r-- | activerecord/test/cases/adapters/mysql2/connection_test.rb | 50 |
3 files changed, 44 insertions, 28 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index e315a560c0..3cfebdc2d0 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,10 @@ +* MySQL: strict mode respects other SQL modes rather than overwriting them. + Setting `strict: true` adds `STRICT_ALL_TABLES` to `sql_mode`. Setting + `strict: false` removes `STRICT_TRANS_TABLES`, `STRICT_ALL_TABLES`, and + `TRADITIONAL` from `sql_mode`. + + *Ryuta Kamizono* + * Execute default_scope defined by abstract class in the context of subclass. Fixes #23413. diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index 22b71fbaba..0e22062913 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -846,9 +846,18 @@ module ActiveRecord # Make MySQL reject illegal values rather than truncating or blanking them, see # http://dev.mysql.com/doc/refman/5.7/en/sql-mode.html#sqlmode_strict_all_tables # If the user has provided another value for sql_mode, don't replace it. - unless variables.has_key?('sql_mode') || defaults.include?(@config[:strict]) - variables['sql_mode'] = strict_mode? ? 'STRICT_ALL_TABLES' : '' + if sql_mode = variables.delete('sql_mode') + sql_mode = quote(sql_mode) + elsif !defaults.include?(strict_mode?) + if strict_mode? + sql_mode = "CONCAT(@@sql_mode, ',STRICT_ALL_TABLES')" + else + sql_mode = "REPLACE(@@sql_mode, 'STRICT_TRANS_TABLES', '')" + sql_mode = "REPLACE(#{sql_mode}, 'STRICT_ALL_TABLES', '')" + sql_mode = "REPLACE(#{sql_mode}, 'TRADITIONAL', '')" + end end + sql_mode_assignment = "@@SESSION.sql_mode = #{sql_mode}, " if sql_mode # NAMES does not have an equals sign, see # http://dev.mysql.com/doc/refman/5.7/en/set-statement.html#id944430 @@ -870,7 +879,7 @@ module ActiveRecord end.compact.join(', ') # ...and send them all in one query - @connection.query "SET #{encoding} #{variable_assignments}" + @connection.query "SET #{encoding} #{sql_mode_assignment} #{variable_assignments}" end def column_definitions(table_name) # :nodoc: diff --git a/activerecord/test/cases/adapters/mysql2/connection_test.rb b/activerecord/test/cases/adapters/mysql2/connection_test.rb index 575138eb2a..c4715393b3 100644 --- a/activerecord/test/cases/adapters/mysql2/connection_test.rb +++ b/activerecord/test/cases/adapters/mysql2/connection_test.rb @@ -69,40 +69,48 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase end def test_mysql_default_in_strict_mode - result = @connection.exec_query "SELECT @@SESSION.sql_mode" - assert_equal [["STRICT_ALL_TABLES"]], result.rows + result = @connection.select_value("SELECT @@SESSION.sql_mode") + assert_match %r(STRICT_ALL_TABLES), result end def test_mysql_strict_mode_disabled run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.merge({:strict => false})) - result = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.sql_mode" - assert_equal [['']], result.rows + ActiveRecord::Base.establish_connection(orig_connection.merge(strict: false)) + result = ActiveRecord::Base.connection.select_value("SELECT @@SESSION.sql_mode") + assert_no_match %r(STRICT_ALL_TABLES), result + end + end + + def test_mysql_strict_mode_specified_default + run_without_connection do |orig_connection| + ActiveRecord::Base.establish_connection(orig_connection.merge(strict: :default)) + global_sql_mode = ActiveRecord::Base.connection.select_value("SELECT @@GLOBAL.sql_mode") + session_sql_mode = ActiveRecord::Base.connection.select_value("SELECT @@SESSION.sql_mode") + assert_equal global_sql_mode, session_sql_mode + end + end + + def test_mysql_sql_mode_variable_overrides_strict_mode + run_without_connection do |orig_connection| + ActiveRecord::Base.establish_connection(orig_connection.deep_merge(variables: { 'sql_mode' => 'ansi' })) + result = ActiveRecord::Base.connection.select_value('SELECT @@SESSION.sql_mode') + assert_no_match %r(STRICT_ALL_TABLES), result end end def test_passing_arbitary_flags_to_adapter - run_without_connection do |orig_connection| + run_without_connection do |orig_connection| ActiveRecord::Base.establish_connection(orig_connection.merge({flags: Mysql2::Client::COMPRESS})) assert_equal (Mysql2::Client::COMPRESS | Mysql2::Client::FOUND_ROWS), ActiveRecord::Base.connection.raw_connection.query_options[:flags] end end - + def test_passing_flags_by_array_to_adapter - run_without_connection do |orig_connection| + run_without_connection do |orig_connection| ActiveRecord::Base.establish_connection(orig_connection.merge({flags: ['COMPRESS'] })) assert_equal ["COMPRESS", "FOUND_ROWS"], ActiveRecord::Base.connection.raw_connection.query_options[:flags] end end - - def test_mysql_strict_mode_specified_default - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.merge({strict: :default})) - global_sql_mode = ActiveRecord::Base.connection.exec_query "SELECT @@GLOBAL.sql_mode" - session_sql_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.sql_mode" - assert_equal global_sql_mode.rows, session_sql_mode.rows - end - end def test_mysql_set_session_variable run_without_connection do |orig_connection| @@ -112,14 +120,6 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase end end - def test_mysql_sql_mode_variable_overrides_strict_mode - run_without_connection do |orig_connection| - ActiveRecord::Base.establish_connection(orig_connection.deep_merge(variables: { 'sql_mode' => 'ansi' })) - result = ActiveRecord::Base.connection.exec_query 'SELECT @@SESSION.sql_mode' - assert_not_equal [['STRICT_ALL_TABLES']], result.rows - end - end - def test_mysql_set_session_variable_to_default run_without_connection do |orig_connection| ActiveRecord::Base.establish_connection(orig_connection.deep_merge({:variables => {:default_week_format => :default}})) |