735100049 commented on issue #18090:
URL:
https://github.com/apache/shardingsphere/issues/18090#issuecomment-1144397099
I have the same problem. Do you have any solutions
[ERROR] 2022-06-02 11:01:52.410 [Connection-1-ThreadExecutor]
o.a.s.p.f.c.CommandExecutorTask - Exception occur:
java.sql.SQLException: Error while preparing statement [SELECT
*
FROM
t_order o
LEFT JOIN t_user u ON o.user_id = u.user_id
WHERE
o.user_id != 1
ORDER BY
o.user_id DESC
LIMIT 2]
at org.apache.calcite.avatica.Helper.createException(Helper.java:56)
at org.apache.calcite.avatica.Helper.createException(Helper.java:41)
at
org.apache.calcite.jdbc.CalciteConnectionImpl.prepareStatement_(CalciteConnectionImpl.java:239)
at
org.apache.calcite.jdbc.CalciteConnectionImpl.prepareStatement(CalciteConnectionImpl.java:218)
at
org.apache.calcite.jdbc.CalciteConnectionImpl.prepareStatement(CalciteConnectionImpl.java:101)
at
org.apache.calcite.avatica.AvaticaConnection.prepareStatement(AvaticaConnection.java:175)
at
org.apache.shardingsphere.infra.federation.executor.original.OriginalFilterableExecutor.executeQuery(OriginalFilterableExecutor.java:79)
at
org.apache.shardingsphere.proxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.doExecuteFederation(JDBCDatabaseCommunicationEngine.java:155)
at
org.apache.shardingsphere.proxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.execute(JDBCDatabaseCommunicationEngine.java:131)
at
org.apache.shardingsphere.proxy.backend.communication.jdbc.JDBCDatabaseCommunicationEngine.execute(JDBCDatabaseCommunicationEngine.java:73)
at
org.apache.shardingsphere.proxy.backend.text.data.impl.SchemaAssignedDatabaseBackendHandler.execute(SchemaAssignedDatabaseBackendHandler.java:56)
at
org.apache.shardingsphere.proxy.frontend.mysql.command.query.text.query.MySQLComQueryPacketExecutor.execute(MySQLComQueryPacketExecutor.java:97)
at
org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:100)
at
org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:72)
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)
Caused by: java.lang.RuntimeException: Error while applying rule
EnumerableMergeJoinRule(in:NONE,out:ENUMERABLE), args
[rel#92:LogicalJoin.NONE.[](left=RelSubset#119,right=RelSubset#20,condition==($1,
$2),joinType=left)]
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