Aleksey Vovchenko created HIVE-15440: ----------------------------------------
Summary: Multiple inserts query from the union table failed by java.lang.IllegalArgumentException Key: HIVE-15440 URL: https://issues.apache.org/jira/browse/HIVE-15440 Project: Hive Issue Type: Bug Reporter: Aleksey Vovchenko STEP 1. Configure Hive on Tez STEP2. Create test tables hive> create table t1(x int); hive> create table t2(x int); hive> create table t1_tmp(x int); hive> create table t2_tmp(x int); STEP 3. Run query hive> from(select x from t1 union all select x from t2)tbl insert overwrite table t1_tmp select x insert overwrite table t2_tmp select x; RESULT 2016-11-30 13:50:51,610 ERROR [main]: exec.Task (TezTask.java:execute(197)) - Failed to execute tez graph. java.lang.IllegalArgumentException: VertexGroup must have at least 2 members at org.apache.tez.dag.api.VertexGroup.<init>(VertexGroup.java:77) at org.apache.tez.dag.api.DAG.createVertexGroup(DAG.java:177) at org.apache.hadoop.hive.ql.exec.tez.TezTask.build(TezTask.java:333) at org.apache.hadoop.hive.ql.exec.tez.TezTask.execute(TezTask.java:169) at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:160) at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:85) at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:1635) at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:1395) at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1208) at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1035) at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1025) at org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:201) at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:153) at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:364) at org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:712) at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:631) at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:570) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:483) at org.apache.hadoop.util.RunJar.main(RunJar.java:212) This issue doesn't happen on MR mode. -- This message was sent by Atlassian JIRA (v6.3.4#6332)