[GitHub] [shardingsphere] strongduanmu edited a comment on issue #10760: ClassCastException occur when execute select statament that include timestamp field with calcite

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

strongduanmu edited a comment on issue #10760:
URL: https://github.com/apache/shardingsphere/issues/10760#issuecomment-917971039


   Exception stack info.
   
   ```
   [ERROR] 2021-09-13 16:41:42.567 [Connection-2-ThreadExecutor] o.a.s.p.f.c.CommandExecutorTask - Exception occur: 
   java.lang.ClassCastException: java.sql.Timestamp cannot be cast to java.lang.Number
   	at org.apache.calcite.avatica.util.AbstractCursor$NumberAccessor.getNumber(AbstractCursor.java:722)
   	at org.apache.calcite.avatica.util.AbstractCursor$TimestampFromNumberAccessor.getTimestamp(AbstractCursor.java:996)
   	at org.apache.calcite.avatica.AvaticaSite.get(AvaticaSite.java:372)
   	at org.apache.calcite.avatica.AvaticaResultSet.getObject(AvaticaResultSet.java:393)
   	at org.apache.shardingsphere.infra.executor.sql.execute.result.query.impl.driver.jdbc.type.stream.JDBCStreamQueryResult.getValue(JDBCStreamQueryResult.java:87)
   	at org.apache.shardingsphere.infra.merge.result.impl.stream.StreamMergedResult.getValue(StreamMergedResult.java:47)
   	at org.apache.shardingsphere.proxy.backend.communication.DatabaseCommunicationEngine.getQueryResponseRow(DatabaseCommunicationEngine.java:210)
   	at org.apache.shardingsphere.proxy.backend.text.data.impl.SchemaAssignedDatabaseBackendHandler.getRowData(SchemaAssignedDatabaseBackendHandler.java:65)
   	at org.apache.shardingsphere.proxy.frontend.postgresql.command.query.text.PostgreSQLComQueryExecutor.getQueryRowPacket(PostgreSQLComQueryExecutor.java:110)
   	at org.apache.shardingsphere.proxy.frontend.postgresql.command.query.text.PostgreSQLComQueryExecutor.getQueryRowPacket(PostgreSQLComQueryExecutor.java:54)
   	at org.apache.shardingsphere.proxy.frontend.postgresql.command.PostgreSQLCommandExecuteEngine.writeDataPackets(PostgreSQLCommandExecuteEngine.java:120)
   	at org.apache.shardingsphere.proxy.frontend.postgresql.command.PostgreSQLCommandExecuteEngine.processSimpleQuery(PostgreSQLCommandExecuteEngine.java:102)
   	at org.apache.shardingsphere.proxy.frontend.postgresql.command.PostgreSQLCommandExecuteEngine.writeQueryData(PostgreSQLCommandExecuteEngine.java:91)
   	at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:105)
   	at org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:72)
   	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
   	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
   	at java.lang.Thread.run(Thread.java:748)
   ```


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