日志文件：/home/lj/ch10.log 内容 2024年12月28日 星期六 06:04:35
The last packet successfully received from the server was 7022 milliseconds ago. The last packet sent successfully to the server was 7022 milliseconds ago.
at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1364) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1349) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.zaxxer.hikari.pool.PoolBase.setupConnection(PoolBase.java:404) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:365) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:202) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:461) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:724) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:703) ~[HikariCP-5.1.0.jar!/:na]
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[na:na]
at java.base/java.lang.Thread.run(Thread.java:842) ~[na:na]
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
The last packet successfully received from the server was 7022 milliseconds ago. The last packet sent successfully to the server was 7022 milliseconds ago.
at jdk.internal.reflect.GeneratedConstructorAccessor59.newInstance(Unknown Source) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[na:na]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:157) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.NativeSession.queryServerVariable(NativeSession.java:593) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1356) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 11 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808) ~[na:na]
at java.base/java.net.Socket$SocketInputStream.read(Socket.java:966) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1461) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1065) ~[na:na]
at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132) ~[na:na]
at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 16 common frames omitted
2024-11-06T09:41:07.788+08:00 ERROR 6009 --- [ch10] [onnection adder] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Error thrown while acquiring connection from data source
com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
The last packet successfully received from the server was 6799 milliseconds ago. The last packet sent successfully to the server was 6799 milliseconds ago.
at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1364) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1349) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.zaxxer.hikari.pool.PoolBase.setupConnection(PoolBase.java:404) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:365) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:202) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:461) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:724) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:703) ~[HikariCP-5.1.0.jar!/:na]
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[na:na]
at java.base/java.lang.Thread.run(Thread.java:842) ~[na:na]
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
The last packet successfully received from the server was 6799 milliseconds ago. The last packet sent successfully to the server was 6799 milliseconds ago.
at jdk.internal.reflect.GeneratedConstructorAccessor59.newInstance(Unknown Source) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[na:na]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:157) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.NativeSession.queryServerVariable(NativeSession.java:593) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1356) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 11 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808) ~[na:na]
at java.base/java.net.Socket$SocketInputStream.read(Socket.java:966) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1461) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1065) ~[na:na]
at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132) ~[na:na]
at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 16 common frames omitted
2024-11-06T09:42:24.206+08:00 ERROR 6009 --- [ch10] [onnection adder] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Error thrown while acquiring connection from data source
com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure
The last packet successfully received from the server was 9288 milliseconds ago. The last packet sent successfully to the server was 9288 milliseconds ago.
at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1364) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1349) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.zaxxer.hikari.pool.PoolBase.setupConnection(PoolBase.java:404) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:365) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:202) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:461) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:724) ~[HikariCP-5.1.0.jar!/:na]
at com.zaxxer.hikari.pool.HikariPool$PoolEntryCreator.call(HikariPool.java:703) ~[HikariCP-5.1.0.jar!/:na]
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[na:na]
at java.base/java.lang.Thread.run(Thread.java:842) ~[na:na]
Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure
The last packet successfully received from the server was 9288 milliseconds ago. The last packet sent successfully to the server was 9288 milliseconds ago.
at jdk.internal.reflect.GeneratedConstructorAccessor59.newInstance(Unknown Source) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) ~[na:na]
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) ~[na:na]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:104) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:149) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:165) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:582) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.checkErrorMessage(NativeProtocol.java:762) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:701) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:157) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.NativeSession.queryServerVariable(NativeSession.java:593) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.jdbc.ConnectionImpl.isReadOnly(ConnectionImpl.java:1356) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 11 common frames omitted
Caused by: java.net.SocketTimeoutException: Read timed out
at java.base/sun.nio.ch.NioSocketImpl.timedRead(NioSocketImpl.java:288) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:314) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355) ~[na:na]
at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808) ~[na:na]
at java.base/java.net.Socket$SocketInputStream.read(Socket.java:966) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.read(SSLSocketInputRecord.java:484) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.readHeader(SSLSocketInputRecord.java:478) ~[na:na]
at java.base/sun.security.ssl.SSLSocketInputRecord.bytesInCompletePacket(SSLSocketInputRecord.java:70) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1461) ~[na:na]
at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:1065) ~[na:na]
at java.base/java.io.FilterInputStream.read(FilterInputStream.java:132) ~[na:na]
at com.mysql.cj.protocol.FullReadInputStream.readFully(FullReadInputStream.java:64) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeaderLocal(SimplePacketReader.java:81) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:63) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.SimplePacketReader.readHeader(SimplePacketReader.java:45) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:52) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.TimeTrackingPacketReader.readHeader(TimeTrackingPacketReader.java:41) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:54) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.MultiPacketReader.readHeader(MultiPacketReader.java:44) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
at com.mysql.cj.protocol.a.NativeProtocol.readMessage(NativeProtocol.java:576) ~[mysql-connector-j-8.3.0.jar!/:8.3.0]
... 16 common frames omitted
2024-11-06T11:31:49.516+08:00 INFO 6009 --- [ch10] [nio-8081-exec-7] cn.lj.controller.DeptController : 查询全部部门数据
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@28282eb] was not registered for synchronization because synchronization is not active
JDBC Connection [HikariProxyConnection@1009009240 wrapping com.mysql.cj.jdbc.ConnectionImpl@6d5ca91e] will not be managed by Spring
==> Preparing: select * from dept_lj
==> Parameters:
2024-11-06T11:33:00.907+08:00 INFO 6009 --- [ch10] [nio-8081-exec-4] cn.lj.controller.DeptController : 查询全部部门数据
Creating a new SqlSession
SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@1420493a] was not registered for synchronization because synchronization is not active
JDBC Connection [HikariProxyConnection@620536348 wrapping com.mysql.cj.jdbc.ConnectionImpl@2f2ccc1b] will not be managed by Spring
<== Columns: id name create_time update_time
<== Row: 1 李家学工部 2024-09-29 16:06:50 2024-09-29 16:06:54
==> Preparing: select * from dept_lj
<== Row: 2 李氏教研部 2024-09-29 16:28:15 2024-09-29 16:28:21
<== Row: 3 李氏咨询部 2024-09-07 19:25:31 2024-09-07 19:25:31
<== Total: 3
==> Parameters:
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@28282eb]
<== Columns: id name create_time update_time
<== Row: 1 李家学工部 2024-09-29 16:06:50 2024-09-29 16:06:54
<== Row: 2 李氏教研部 2024-09-29 16:28:15 2024-09-29 16:28:21
<== Row: 3 李氏咨询部 2024-09-07 19:25:31 2024-09-07 19:25:31
<== Total: 3
Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@1420493a]