sandynz opened a new issue #11914:
URL: https://github.com/apache/shardingsphere/issues/11914
## Bug Report
### Which version of ShardingSphere did you use?
5.0.0-RC1-SNAPSHOT
### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
ShardingSphere-Scaling, commit: d39fd2c
Backend is MySQL
### Expected behavior
`CHECK SCALING JOB 634791917741146112;` return result
### Actual behavior
Result:
```
ERROR 1999 (C1999): Unknown exception: [Can't find index:
AggregationProjection(type=SUM, innerExpression=(CRC32(`order_id`)),
alias=Optional.empty, derivedAggregationProjections=[], index=-1), please add
alias for aggregate selections]
```
Stack trace:
```
[ShardingSphere-Command-1] o.a.s.p.f.c.CommandExecutorTask - Exception
occur:
java.lang.IllegalStateException: Can't find index:
AggregationProjection(type=SUM, innerExpression=(CRC32(`order_id`)),
alias=Optional.empty, derivedAggregationProjections=[], index=-1), please add
alias for aggregate selections
at
com.google.common.base.Preconditions.checkState(Preconditions.java:589)
at
org.apache.shardingsphere.infra.binder.statement.dml.SelectStatementContext.setIndexForAggregationProjection(SelectStatementContext.java:174)
at
org.apache.shardingsphere.infra.binder.statement.dml.SelectStatementContext.setIndexes(SelectStatementContext.java:167)
at
org.apache.shardingsphere.sharding.merge.dql.ShardingDQLResultMerger.merge(ShardingDQLResultMerger.java:62)
at
org.apache.shardingsphere.infra.merge.MergeEngine.executeMerge(MergeEngine.java:90)
at
org.apache.shardingsphere.infra.merge.MergeEngine.merge(MergeEngine.java:80)
at
org.apache.shardingsphere.driver.jdbc.core.statement.ShardingSpherePreparedStatement.mergeQuery(ShardingSpherePreparedStatement.java:376)
at
org.apache.shardingsphere.driver.jdbc.core.statement.ShardingSpherePreparedStatement.executeQuery(ShardingSpherePreparedStatement.java:177)
at
org.apache.shardingsphere.scaling.mysql.component.checker.MySQLDataConsistencyChecker.sumCrc32(MySQLDataConsistencyChecker.java:91)
at
org.apache.shardingsphere.scaling.mysql.component.checker.MySQLDataConsistencyChecker.lambda$dataValid$6(MySQLDataConsistencyChecker.java:67)
at java.util.stream.MatchOps$1MatchSink.accept(MatchOps.java:90)
at
java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1361)
at
java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)
at
java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:499)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:486)
at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
at
java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:230)
at
java.util.stream.MatchOps$MatchOp.evaluateSequential(MatchOps.java:196)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.util.stream.ReferencePipeline.allMatch(ReferencePipeline.java:454)
at
org.apache.shardingsphere.scaling.mysql.component.checker.MySQLDataConsistencyChecker.dataValid(MySQLDataConsistencyChecker.java:67)
at
org.apache.shardingsphere.scaling.mysql.component.checker.MySQLDataConsistencyChecker.lambda$dataCheck$2(MySQLDataConsistencyChecker.java:55)
at java.util.stream.Collectors.lambda$toMap$58(Collectors.java:1321)
at java.util.stream.ReduceOps$3ReducingSink.accept(ReduceOps.java:169)
at java.util.Iterator.forEachRemaining(Iterator.java:116)
at
java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482)
at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
at
java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
at
org.apache.shardingsphere.scaling.mysql.component.checker.MySQLDataConsistencyChecker.dataCheck(MySQLDataConsistencyChecker.java:55)
at
org.apache.shardingsphere.scaling.core.api.impl.ScalingAPIImpl.dataConsistencyCheck(ScalingAPIImpl.java:131)
at
org.apache.shardingsphere.scaling.distsql.handler.CheckScalingJobQueryResultSet.init(CheckScalingJobQueryResultSet.java:41)
at
org.apache.shardingsphere.proxy.backend.text.distsql.ral.query.QueryableRALBackendHandler.execute(QueryableRALBackendHandler.java:48)
at
org.apache.shardingsphere.proxy.backend.text.distsql.ral.query.QueryableRALBackendHandler.execute(QueryableRALBackendHandler.java:37)
at
org.apache.shardingsphere.proxy.backend.text.SchemaRequiredBackendHandler.execute(SchemaRequiredBackendHandler.java:51)
at
org.apache.shardingsphere.proxy.frontend.mysql.command.query.text.query.MySQLComQueryPacketExecutor.execute(MySQLComQueryPacketExecutor.java:57)
at
org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.executeCommand(CommandExecutorTask.java:98)
at
org.apache.shardingsphere.proxy.frontend.command.CommandExecutorTask.run(CommandExecutorTask.java:72)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
```
### Reason analyze (If you can)
columnLabelIndexMap doesn't contains key, `quote` not match
<img width="1369" alt="截屏2021-08-20 上午10 44 51"
src="https://user-images.githubusercontent.com/42492540/130174086-2604677f-459e-42ed-85d5-d3205900902c.png";>
### Steps to reproduce the behavior, such as: SQL to execute, sharding rule
configuration, when exception occur etc.
### Example codes for reproduce this issue (such as a github link).
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