Mirza Aliev created IGNITE-16558:
------------------------------------

             Summary: 
ItMixedQueriesTest.testIgniteSchemaAwaresAlterTableCommand is flaky 
                 Key: IGNITE-16558
                 URL: https://issues.apache.org/jira/browse/IGNITE-16558
             Project: Ignite
          Issue Type: Bug
            Reporter: Mirza Aliev


{{ItMixedQueriesTest#testIgniteSchemaAwaresAlterTableCommand}} is flaky, can be 
reproduced locally and on TC. It fails with 


{noformat}
2022-02-15 17:45:54:762 +0300 
[ERROR][%ItMixedQueriesTest_null_1%sqlExec-2][ExecutionServiceImpl] Failed to 
start query fragment
java.lang.ArrayIndexOutOfBoundsException: Index 2 out of bounds for length 2
        at 
org.apache.ignite.internal.sql.engine.schema.TableDescriptorImpl.rowType(TableDescriptorImpl.java:137)
        at 
org.apache.ignite.internal.sql.engine.schema.IgniteTableImpl.getRowType(IgniteTableImpl.java:117)
        at 
org.apache.ignite.internal.sql.engine.rel.ProjectableFilterableTableScan.deriveRowType(ProjectableFilterableTableScan.java:174)
        at 
org.apache.calcite.rel.AbstractRelNode.getRowType(AbstractRelNode.java:173)
        at org.apache.calcite.rel.SingleRel.deriveRowType(SingleRel.java:89)
        at 
org.apache.calcite.rel.AbstractRelNode.getRowType(AbstractRelNode.java:173)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.visit(LogicalRelImplementor.java:157)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.visit(LogicalRelImplementor.java:111)
        at 
org.apache.ignite.internal.sql.engine.rel.IgniteSender.accept(IgniteSender.java:106)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.visit(LogicalRelImplementor.java:716)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.go(LogicalRelImplementor.java:731)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl.executeFragment(ExecutionServiceImpl.java:335)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl.onMessage(ExecutionServiceImpl.java:401)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl.lambda$start$1(ExecutionServiceImpl.java:165)
        at 
org.apache.ignite.internal.sql.engine.message.MessageServiceImpl.onMessageInternal(MessageServiceImpl.java:155)
        at 
org.apache.ignite.internal.sql.engine.message.MessageServiceImpl.lambda$onMessage$3(MessageServiceImpl.java:125)
        at 
org.apache.ignite.internal.sql.engine.exec.QueryTaskExecutorImpl.lambda$execute$0(QueryTaskExecutorImpl.java:75)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base/java.lang.Thread.run(Thread.java:834)
2022-02-15 17:45:54:767 +0300 
[WARNING][%ItMixedQueriesTest_null_1%sqlExec-2][QueryTaskExecutorImpl] Uncaught 
exception
java.lang.ArrayIndexOutOfBoundsException: Index 2 out of bounds for length 2
        at 
org.apache.ignite.internal.sql.engine.schema.TableDescriptorImpl.rowType(TableDescriptorImpl.java:137)
        at 
org.apache.ignite.internal.sql.engine.schema.IgniteTableImpl.getRowType(IgniteTableImpl.java:117)
        at 
org.apache.ignite.internal.sql.engine.rel.ProjectableFilterableTableScan.deriveRowType(ProjectableFilterableTableScan.java:174)
        at 
org.apache.calcite.rel.AbstractRelNode.getRowType(AbstractRelNode.java:173)
        at org.apache.calcite.rel.SingleRel.deriveRowType(SingleRel.java:89)
        at 
org.apache.calcite.rel.AbstractRelNode.getRowType(AbstractRelNode.java:173)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.visit(LogicalRelImplementor.java:157)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.visit(LogicalRelImplementor.java:111)
        at 
org.apache.ignite.internal.sql.engine.rel.IgniteSender.accept(IgniteSender.java:106)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.visit(LogicalRelImplementor.java:716)
        at 
org.apache.ignite.internal.sql.engine.exec.LogicalRelImplementor.go(LogicalRelImplementor.java:731)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl.executeFragment(ExecutionServiceImpl.java:335)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl.onMessage(ExecutionServiceImpl.java:401)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl.lambda$start$1(ExecutionServiceImpl.java:165)
        at 
org.apache.ignite.internal.sql.engine.message.MessageServiceImpl.onMessageInternal(MessageServiceImpl.java:155)
        at 
org.apache.ignite.internal.sql.engine.message.MessageServiceImpl.lambda$onMessage$3(MessageServiceImpl.java:125)
        at 
org.apache.ignite.internal.sql.engine.exec.QueryTaskExecutorImpl.lambda$execute$0(QueryTaskExecutorImpl.java:75)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base/java.lang.Thread.run(Thread.java:834)

{noformat}

Note that you have to set replica to 1 for all tables that you create as far as 
there are some limitations on unstable topologies where leader could be 
reelected. 




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