Details
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Bug
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Status: Open
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Major
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Resolution: Unresolved
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2.1.1
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None
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Hadoop2.7.3, Hive 2.1.1, Tez 0.8.5
Description
Hive on Tez, on partitioned tables ANALYZE TABLE T PARTITION (...) COMPUTE STATISTICS; will gather stats for all partitions from metastore even though partition spec only chooses a subset. Hive on MR runs efficiently.
For example:
—
analyze table ext_data_part partition(a=9957) compute statistics noscan
—
Will cause:
—
2017-04-09T22:25:30,332 DEBUG [main] metastore.MetaStoreDirectSql: Direct SQL query in 12.30189ms + 0.037891ms, the query is [select "PARTITIONS"."PART_ID" from "PARTITIONS" inner join "TBLS" on "PARTITIONS"."TBL_ID" = "TBLS"."TBL_ID" and "TBLS"."TBL_NAME" = ? inner join "DBS" on "TBLS"."DB_ID" = "DBS"."DB_ID"
and "DBS"."NAME" = ? ]
—
And:
2017-03-02T16:54:08,104 DEBUG [main([])]: log.PerfLogger ()) - </PERFLOG method=TezCompiler start=1488473648104 end=1488473648104 duration=0 from=org.apache.hadoop.hive.ql.parse.TezCompiler Setup dynamic partition pruning>
2017-03-02T16:54:08,104 DEBUG [main([])]: log.PerfLogger ()) - <PERFLOG method=TezCompiler from=org.apache.hadoop.hive.ql.parse.TezCompiler>
2017-03-02T16:54:08,110 DEBUG [main([])]: log.PerfLogger ()) - <PERFLOG method=partition-retrieving from=org.apache.hadoop.hive.ql.optimizer.ppr.PartitionPruner>
2017-03-02T16:54:08,153 DEBUG [main([])]: log.PerfLogger ()) - </PERFLOG method=partition-retrieving start=1488473648110 end=1488473648153 duration=43 from=org.apache.hadoop.hive.ql.optimizer.ppr.PartitionPruner>
—
The stackTrace:
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.hadoop.hive.metastore.HiveMetaStoreClient$SynchronizedHandler.invoke(HiveMetaStoreClient.java:2265)
- locked <0x00000003de3798f0> (a org.apache.hadoop.hive.metastore.HiveMetaStoreClient$SynchronizedHandler)
at com.sun.proxy.$Proxy21.listPartitions(Unknown Source)
at org.apache.hadoop.hive.ql.metadata.Hive.getAllPartitionsOf(Hive.java:2301)
at org.apache.hadoop.hive.ql.optimizer.ppr.PartitionPruner.getAllPartitions(PartitionPruner.java:454)
at org.apache.hadoop.hive.ql.optimizer.ppr.PartitionPruner.getAllPartsFromCacheOrServer(PartitionPruner.java:236)
at org.apache.hadoop.hive.ql.optimizer.ppr.PartitionPruner.prune(PartitionPruner.java:195)
at org.apache.hadoop.hive.ql.optimizer.ppr.PartitionPruner.prune(PartitionPruner.java:144)
at org.apache.hadoop.hive.ql.parse.ParseContext.getPrunedPartitions(ParseContext.java:511)
at org.apache.hadoop.hive.ql.parse.ParseContext.getPrunedPartitions(ParseContext.java:504)
at org.apache.hadoop.hive.ql.optimizer.stats.annotation.StatsRulesProcFactory$TableScanStatsRule.process(StatsRulesProcFactory.java:121)
at org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:90)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(DefaultGraphWalker.java:105)
at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:89)
at org.apache.hadoop.hive.ql.lib.LevelOrderWalker.walk(LevelOrderWalker.java:143)
at org.apache.hadoop.hive.ql.lib.LevelOrderWalker.startWalking(LevelOrderWalker.java:122)
at org.apache.hadoop.hive.ql.optimizer.stats.annotation.AnnotateWithStatistics.transform(AnnotateWithStatistics.java:78)
at org.apache.hadoop.hive.ql.parse.TezCompiler.runStatsAnnotation(TezCompiler.java:259)
at org.apache.hadoop.hive.ql.parse.TezCompiler.optimizeOperatorPlan(TezCompiler.java:128)
at org.apache.hadoop.hive.ql.parse.TaskCompiler.compile(TaskCompiler.java:134)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:10947)
at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:10526)
at org.apache.hadoop.hive.ql.parse.ColumnStatsSemanticAnalyzer.analyze(ColumnStatsSemanticAnalyzer.java:385)