when update ?mysql mysqld Ver 5.7.27 for Linux on x86_64 (MySQL Community Server (GPL))

[cuijinfeng68]

#0 Handler.checkResponse (package:mysql1/src/handlers/handler.dart:85:7)
#1 ExecuteQueryHandler.processResponse (package:mysql1/src/prepared_statements/execute_query_handler.dart:339:16)
#2 ReqRespConnection._handleData (package:mysql1/src/single_connection.dart:329:31)

#3 ReqRespConnection._handleHeader (package:mysql1/src/single_connection.dart:298:13)

#4 ReqRespConnection._readPacket (package:mysql1/src/single_connection.dart:283:7)

#5 MySqlConnection.connect. (package:mysql1/src/single_connection.dart:120:13)
#6 BufferedSocket._onData (package:mysql1/src/buffered_socket.dart:93:11)
#7 _RootZone.runUnaryGuarded (dart:async/zone.dart:1314:10)
#8 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:336:11)
#9 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:263:7)
#10 _SyncStreamControllerDispatch._sendData (dart:async/stream_controller.dart:764:19)
#11 _StreamController._add (dart:async/stream_controller.dart:640:7)
#12 _StreamController.add (dart:async/stream_controller.dart:586:5)
#13 new _RawSocket. (dart:io-patch/socket_patch.dart:1377:33)
#14 _NativeSocket.issueReadEvent.issue (dart:io-patch/socket_patch.dart:897:14)
#15 _microtaskLoop (dart:async/schedule_microtask.dart:41:21)
#16 _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)
#17 _runPendingImmediateCallback (dart:isolate-patch/isolate_patch.dart:116:13)
#18 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:173:5)

#0 Handler.checkResponse (package:mysql1/src/handlers/handler.dart:85:7)
#1 ExecuteQueryHandler.processResponse (package:mysql1/src/prepared_statements/execute_query_handler.dart:339:16)
#2 ReqRespConnection._handleData (package:mysql1/src/single_connection.dart:329:31)

#3 ReqRespConnection._handleHeader (package:mysql1/src/single_connection.dart:298:13)

#4 ReqRespConnection._readPacket (package:mysql1/src/single_connection.dart:283:7)

#5 MySqlConnection.connect. (package:mysql1/src/single_connection.dart:120:13)
#6 BufferedSocket._onData (package:mysql1/src/buffered_socket.dart:93:11)
#7 _RootZone.runUnaryGuarded (dart:async/zone.dart:1314:10)
#8 _BufferingStreamSubscription._sendData (dart:async/stream_impl.dart:336:11)
#9 _BufferingStreamSubscription._add (dart:async/stream_impl.dart:263:7)
#10 _SyncStreamControllerDispatch._sendData (dart:async/stream_controller.dart:764:19)
#11 _StreamController._add (dart:async/stream_controller.dart:640:7)
#12 _StreamController.add (dart:async/stream_controller.dart:586:5)
#13 new _RawSocket. (dart:io-patch/socket_patch.dart:1377:33)
#14 _NativeSocket.issueReadEvent.issue (dart:io-patch/socket_patch.dart:897:14)
#15 _microtaskLoop (dart:async/schedule_microtask.dart:41:21)
#16 _startMicrotaskLoop (dart:async/schedule_microtask.dart:50:5)
#17 _runPendingImmediateCallback (dart:isolate-patch/isolate_patch.dart:116:13)
#18 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:173:5)