[HIVE-7706] ClassCastException trying to CTAS table

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Assignee: Unassigned
• Reporter: Brock Noland
• Created: 13/Aug/14 02:41
• Updated: 13/Aug/14 02:47
• Resolved: 13/Aug/14 02:47

Description

I have a table called item and when I try and do either of these:

create table table test as select * from item;
insert overwrite table test select * from item;

I get the error below.

FAILED: ClassCastException org.apache.hadoop.hive.ql.plan.SparkWork cannot be cast to org.apache.hadoop.hive.ql.plan.TezWork
14/08/12 19:34:02 ERROR ql.Driver: FAILED: ClassCastException org.apache.hadoop.hive.ql.plan.SparkWork cannot be cast to org.apache.hadoop.hive.ql.plan.TezWork
java.lang.ClassCastException: org.apache.hadoop.hive.ql.plan.SparkWork cannot be cast to org.apache.hadoop.hive.ql.plan.TezWork
	at org.apache.hadoop.hive.ql.optimizer.GenMapRedUtils.addStatsTask(GenMapRedUtils.java:1426)
	at org.apache.hadoop.hive.ql.optimizer.GenMapRedUtils.isMergeRequired(GenMapRedUtils.java:1656)
	at org.apache.hadoop.hive.ql.parse.spark.GenSparkUtils.processFileSink(GenSparkUtils.java:281)
	at org.apache.hadoop.hive.ql.parse.spark.SparkCompiler.generateTaskTree(SparkCompiler.java:187)
	at org.apache.hadoop.hive.ql.parse.TaskCompiler.compile(TaskCompiler.java:199)
	at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:9508)
	at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:208)
	at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:414)
	at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:310)
	at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1005)
	at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1070)
	at org.apache.hadoop.hive.ql.Driver.run(Driver.java:942)
	at org.apache.hadoop.hive.ql.Driver.run(Driver.java:932)

Issue Links

• duplicates: HIVE-7591 GenMapRedUtils::addStatsTask only assumes either MapredWork or TezWork
• is depended upon by: HIVE-7438 Counters, statistics, and metrics [Spark Branch]