[GitHub] [shardingsphere] TeslaCN opened a new issue, #17891: Error occurred in ShardingSphere-Proxy MySQL if packet length exceeded 0x7FFFFF bytes

[GitBox <gi...@apache.org>]

TeslaCN opened a new issue, #17891:
URL: https://github.com/apache/shardingsphere/issues/17891

   ## Bug Report
   
   ### Which version of ShardingSphere did you use?
   
   master - 0162b7ef9fd740f2d371336c487ac471aea20a91
   
   ### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
   
   ShardingSphere-Proxy MySQL
   
   ### Expected behavior
   
   Operations worked.
   
   ### Actual behavior
   
   Client logs:
   ```
   Exception in thread "main" java.sql.SQLException: Runtime exception: [Sequence ID of MySQL command packet must be `0`.]
   	at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:129)
   	at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:122)
   	at com.mysql.cj.jdbc.StatementImpl.executeInternal(StatementImpl.java:763)
   	at com.mysql.cj.jdbc.StatementImpl.execute(StatementImpl.java:648)
   	at icu.wwj.hello.world.jdbc.MySQLLargePacket.main(MySQLLargePacket.java:21)
   ```
   
   ShardingSphere-Proxy logs:
   ```
   [ERROR] 2022-05-24 13:38:54.638 [ShardingSphere-Command-0] o.a.s.p.f.c.CommandExecutorTask - Exception occur: 
   java.lang.IllegalArgumentException: Sequence ID of MySQL command packet must be `0`.
   	at com.google.common.base.Preconditions.checkArgument(Preconditions.java:142)
   	at org.apache.shardingsphere.db.protocol.mysql.packet.command.MySQLCommandPacketTypeLoader.getCommandPacketType(MySQLCommandPacketTypeLoader.java:38)
   	at org.apache.shardingsphere.proxy.frontend.mysql.command.MySQLCommandExecuteEngine.getCommandPacketType(MySQLCommandExecuteEngine.java:52)
   	at org.apache.shardingsphere.proxy.frontend.mysql.command.MySQLCommandExecuteEngine.getCommandPacketType(MySQLCommandExecuteEngine.java:48)
   	at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:103)
   	at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:77)
   	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
   	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
   	at java.base/java.lang.Thread.run(Thread.java:833)
   ```
   
   ### Example codes for reproduce this issue (such as a github link).
   
   Rules of ShardingSphere doesn't matter.
   
   ```java
   try (Connection connection = DriverManager.getConnection("jdbc:mysql://127.0.0.1:13306/bmsql", "root", "root")) {
       try (Statement statement = connection.createStatement()) {
           statement.execute("drop table if exists foo");
           statement.execute("create table foo (id bigint primary key, str0 longtext)");
           long id = ThreadLocalRandom.current().nextLong();
           String str0 = RandomStringUtils.randomAlphanumeric(1 << 23);
           String sql = "insert into foo (id, str0) values (" + id + ", '" + str0 + "')";
           statement.execute(sql);
       }
   }
   ```


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[GitHub] [shardingsphere] RaigorJiang closed issue #17891: Error occurred in ShardingSphere-Proxy MySQL if packet length exceeded 0x7FFFFF bytes

[GitBox <gi...@apache.org>]

RaigorJiang closed issue #17891: Error occurred in ShardingSphere-Proxy MySQL if packet length exceeded 0x7FFFFF bytes
URL: https://github.com/apache/shardingsphere/issues/17891


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