Repository: hive Updated Branches: refs/heads/master fde194e3c -> c2be4b717
HIVE-18008 : Add optimization rule to remove gby from right side of left semi-join (Vineet Garg, reviewed by Ashutosh Chauhan) Project: http://git-wip-us.apache.org/repos/asf/hive/repo Commit: http://git-wip-us.apache.org/repos/asf/hive/commit/c2be4b71 Tree: http://git-wip-us.apache.org/repos/asf/hive/tree/c2be4b71 Diff: http://git-wip-us.apache.org/repos/asf/hive/diff/c2be4b71 Branch: refs/heads/master Commit: c2be4b717d46713ce2ecd5ee8cd4a57a0fdec770 Parents: fde194e Author: Vineet Garg <vg...@apache.com> Authored: Thu Nov 9 16:42:05 2017 -0800 Committer: Vineet Garg <vg...@apache.com> Committed: Thu Nov 9 16:42:05 2017 -0800 ---------------------------------------------------------------------- .../rules/HiveRemoveGBYSemiJoinRule.java | 79 +++ .../hadoop/hive/ql/parse/CalcitePlanner.java | 19 +- .../test/queries/clientpositive/subquery_in.q | 4 + .../clientpositive/llap/subquery_in.q.out | 693 ++++++++++++++++++- .../clientpositive/spark/subquery_in.q.out | 675 +++++++++++++++++- .../subquery_unqualcolumnrefs.q.out | 54 +- 6 files changed, 1423 insertions(+), 101 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hive/blob/c2be4b71/ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveRemoveGBYSemiJoinRule.java ---------------------------------------------------------------------- diff --git a/ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveRemoveGBYSemiJoinRule.java b/ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveRemoveGBYSemiJoinRule.java new file mode 100644 index 0000000..4e6cce9 --- /dev/null +++ b/ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveRemoveGBYSemiJoinRule.java @@ -0,0 +1,79 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to you under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.hadoop.hive.ql.optimizer.calcite.rules; + +import org.apache.calcite.plan.RelOptRule; +import org.apache.calcite.plan.RelOptRuleCall; +import org.apache.calcite.rel.RelNode; +import org.apache.calcite.rel.core.Aggregate; +import org.apache.calcite.rel.core.JoinInfo; +import org.apache.calcite.rel.core.JoinRelType; +import org.apache.calcite.util.ImmutableBitSet; +import org.apache.hadoop.hive.ql.optimizer.calcite.HiveRelFactories; +import org.apache.hadoop.hive.ql.optimizer.calcite.reloperators.HiveSemiJoin; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + +/** + * Planner rule that removes a {@code Aggregate} from a HiveSemiJoin + * right input + */ +public class HiveRemoveGBYSemiJoinRule extends RelOptRule { + + protected static final Logger LOG = LoggerFactory.getLogger(HiveRemoveGBYSemiJoinRule.class); + public static final HiveRemoveGBYSemiJoinRule INSTANCE = + new HiveRemoveGBYSemiJoinRule() ; + + public HiveRemoveGBYSemiJoinRule() { + super( + operand(HiveSemiJoin.class, + some( + operand(RelNode.class, any()), + operand(Aggregate.class, any()))), + HiveRelFactories.HIVE_BUILDER, "HiveRemoveGBYSemiJoinRule"); + } + + @Override public void onMatch(RelOptRuleCall call) { + final HiveSemiJoin semijoin= call.rel(0); + + if(semijoin.getJoinType() != JoinRelType.INNER) { + return; + } + final RelNode left = call.rel(1); + final Aggregate rightAggregate= call.rel(2); + + // if grouping sets are involved do early return + if(rightAggregate.indicator) { + return; + } + + // if there is any aggregate function this group by is not un-necessary + if(!rightAggregate.getAggCallList().isEmpty()) { + return; + } + final JoinInfo joinInfo = semijoin.analyzeCondition(); + + boolean shouldTransform = joinInfo.rightSet().equals( + ImmutableBitSet.range(rightAggregate.getGroupCount())); + if(shouldTransform) { + RelNode newSemiJoin = call.builder().push(left).push(rightAggregate.getInput()).semiJoin(semijoin.getCondition()).build(); + call.transformTo(newSemiJoin); + } + } + } +// End HiveRemoveGBYSemiJoinRule http://git-wip-us.apache.org/repos/asf/hive/blob/c2be4b71/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java ---------------------------------------------------------------------- diff --git a/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java b/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java index 1363bbb..23b93cd 100644 --- a/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java +++ b/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java @@ -205,6 +205,7 @@ import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveReduceExpressionsWi import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRelDecorrelator; import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRelFieldTrimmer; import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRemoveSqCountCheck; +import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRemoveGBYSemiJoinRule; import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRulesRegistry; import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveSemiJoinRule; import org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveSortJoinReduceRule; @@ -1582,7 +1583,13 @@ public class CalcitePlanner extends SemanticAnalyzer { perfLogger.PerfLogEnd(this.getClass().getName(), PerfLogger.OPTIMIZER, "Calcite: Semijoin conversion"); } - // 8. Get rid of sq_count_check if group by key is constant (HIVE-) + // 8. convert SemiJoin + GBy to SemiJoin + perfLogger.PerfLogBegin(this.getClass().getName(), PerfLogger.OPTIMIZER); + calciteOptimizedPlan = hepPlan(calciteOptimizedPlan, false, mdProvider.getMetadataProvider(), null, + HiveRemoveGBYSemiJoinRule.INSTANCE); + perfLogger.PerfLogEnd(this.getClass().getName(), PerfLogger.OPTIMIZER, "Calcite: Removal of gby from semijoin"); + + // 9. Get rid of sq_count_check if group by key is constant (HIVE-) if (conf.getBoolVar(ConfVars.HIVE_REMOVE_SQ_COUNT_CHECK)) { perfLogger.PerfLogBegin(this.getClass().getName(), PerfLogger.OPTIMIZER); calciteOptimizedPlan = @@ -1592,7 +1599,7 @@ public class CalcitePlanner extends SemanticAnalyzer { "Calcite: Removing sq_count_check UDF "); } - // 9. Run rule to fix windowing issue when it is done over + // 10. Run rule to fix windowing issue when it is done over // aggregation columns (HIVE-10627) if (profilesCBO.contains(ExtendedCBOProfile.WINDOWING_POSTPROCESSING)) { perfLogger.PerfLogBegin(this.getClass().getName(), PerfLogger.OPTIMIZER); @@ -1601,7 +1608,7 @@ public class CalcitePlanner extends SemanticAnalyzer { perfLogger.PerfLogEnd(this.getClass().getName(), PerfLogger.OPTIMIZER, "Calcite: Window fixing rule"); } - // 10. Apply Druid transformation rules + // 11. Apply Druid transformation rules perfLogger.PerfLogBegin(this.getClass().getName(), PerfLogger.OPTIMIZER); calciteOptimizedPlan = hepPlan(calciteOptimizedPlan, false, mdProvider.getMetadataProvider(), null, HepMatchOrder.BOTTOM_UP, @@ -1619,10 +1626,10 @@ public class CalcitePlanner extends SemanticAnalyzer { ); perfLogger.PerfLogEnd(this.getClass().getName(), PerfLogger.OPTIMIZER, "Calcite: Druid transformation rules"); - // 11. Run rules to aid in translation from Calcite tree to Hive tree + // 12. Run rules to aid in translation from Calcite tree to Hive tree if (HiveConf.getBoolVar(conf, ConfVars.HIVE_CBO_RETPATH_HIVEOP)) { perfLogger.PerfLogBegin(this.getClass().getName(), PerfLogger.OPTIMIZER); - // 11.1. Merge join into multijoin operators (if possible) + // 12.1. Merge join into multijoin operators (if possible) calciteOptimizedPlan = hepPlan(calciteOptimizedPlan, true, mdProvider.getMetadataProvider(), null, HepMatchOrder.BOTTOM_UP, HiveJoinProjectTransposeRule.BOTH_PROJECT_INCLUDE_OUTER, HiveJoinProjectTransposeRule.LEFT_PROJECT_INCLUDE_OUTER, @@ -1640,7 +1647,7 @@ public class CalcitePlanner extends SemanticAnalyzer { HiveFilterProjectTSTransposeRule.INSTANCE, HiveFilterProjectTSTransposeRule.INSTANCE_DRUID, HiveProjectFilterPullUpConstantsRule.INSTANCE); - // 11.2. Introduce exchange operators below join/multijoin operators + // 12.2. Introduce exchange operators below join/multijoin operators calciteOptimizedPlan = hepPlan(calciteOptimizedPlan, false, mdProvider.getMetadataProvider(), null, HepMatchOrder.BOTTOM_UP, HiveInsertExchange4JoinRule.EXCHANGE_BELOW_JOIN, HiveInsertExchange4JoinRule.EXCHANGE_BELOW_MULTIJOIN); http://git-wip-us.apache.org/repos/asf/hive/blob/c2be4b71/ql/src/test/queries/clientpositive/subquery_in.q ---------------------------------------------------------------------- diff --git a/ql/src/test/queries/clientpositive/subquery_in.q b/ql/src/test/queries/clientpositive/subquery_in.q index 33cc2fe..7d4ece9 100644 --- a/ql/src/test/queries/clientpositive/subquery_in.q +++ b/ql/src/test/queries/clientpositive/subquery_in.q @@ -114,6 +114,10 @@ where b.key in ) ; +-- Right side shouldn't have aggregate +explain select * from src b where b.key in (select distinct key from src a where a.value > b.value); +select * from src b where b.key in (select distinct key from src a where a.value > b.value); + -- non agg, non corr, windowing select p_mfgr, p_name, p_size http://git-wip-us.apache.org/repos/asf/hive/blob/c2be4b71/ql/src/test/results/clientpositive/llap/subquery_in.q.out ---------------------------------------------------------------------- diff --git a/ql/src/test/results/clientpositive/llap/subquery_in.q.out b/ql/src/test/results/clientpositive/llap/subquery_in.q.out index c7b98d3..f59ad7a 100644 --- a/ql/src/test/results/clientpositive/llap/subquery_in.q.out +++ b/ql/src/test/results/clientpositive/llap/subquery_in.q.out @@ -628,8 +628,7 @@ STAGE PLANS: Tez #### A masked pattern was here #### Edges: - Reducer 2 <- Map 1 (SIMPLE_EDGE), Reducer 3 (SIMPLE_EDGE) - Reducer 3 <- Map 1 (SIMPLE_EDGE) + Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 3 (SIMPLE_EDGE) #### A masked pattern was here #### Vertices: Map 1 @@ -649,16 +648,30 @@ STAGE PLANS: sort order: ++ Map-reduce partition columns: _col0 (type: string), _col1 (type: string) Statistics: Num rows: 166 Data size: 29548 Basic stats: COMPLETE Column stats: COMPLETE - Group By Operator - keys: key (type: string), value (type: string) - mode: hash + Execution mode: llap + LLAP IO: no inputs + Map 3 + Map Operator Tree: + TableScan + alias: a + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + Filter Operator + predicate: ((key > '9') and value is not null) (type: boolean) + Statistics: Num rows: 166 Data size: 29548 Basic stats: COMPLETE Column stats: COMPLETE + Select Operator + expressions: key (type: string), value (type: string) outputColumnNames: _col0, _col1 - Statistics: Num rows: 83 Data size: 14774 Basic stats: COMPLETE Column stats: COMPLETE - Reduce Output Operator - key expressions: _col0 (type: string), _col1 (type: string) - sort order: ++ - Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 166 Data size: 29548 Basic stats: COMPLETE Column stats: COMPLETE + Group By Operator + keys: _col0 (type: string), _col1 (type: string) + mode: hash + outputColumnNames: _col0, _col1 Statistics: Num rows: 83 Data size: 14774 Basic stats: COMPLETE Column stats: COMPLETE + Reduce Output Operator + key expressions: _col0 (type: string), _col1 (type: string) + sort order: ++ + Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 83 Data size: 14774 Basic stats: COMPLETE Column stats: COMPLETE Execution mode: llap LLAP IO: no inputs Reducer 2 @@ -671,32 +684,14 @@ STAGE PLANS: 0 _col0 (type: string), _col1 (type: string) 1 _col0 (type: string), _col1 (type: string) outputColumnNames: _col0, _col1 - Statistics: Num rows: 66 Data size: 11748 Basic stats: COMPLETE Column stats: COMPLETE + Statistics: Num rows: 133 Data size: 23674 Basic stats: COMPLETE Column stats: COMPLETE File Output Operator compressed: false - Statistics: Num rows: 66 Data size: 11748 Basic stats: COMPLETE Column stats: COMPLETE + Statistics: Num rows: 133 Data size: 23674 Basic stats: COMPLETE Column stats: COMPLETE table: input format: org.apache.hadoop.mapred.SequenceFileInputFormat output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe - Reducer 3 - Execution mode: llap - Reduce Operator Tree: - Group By Operator - keys: KEY._col0 (type: string), KEY._col1 (type: string) - mode: mergepartial - outputColumnNames: _col0, _col1 - Statistics: Num rows: 83 Data size: 14774 Basic stats: COMPLETE Column stats: COMPLETE - Group By Operator - keys: _col0 (type: string), _col1 (type: string) - mode: hash - outputColumnNames: _col0, _col1 - Statistics: Num rows: 41 Data size: 7298 Basic stats: COMPLETE Column stats: COMPLETE - Reduce Output Operator - key expressions: _col0 (type: string), _col1 (type: string) - sort order: ++ - Map-reduce partition columns: _col0 (type: string), _col1 (type: string) - Statistics: Num rows: 41 Data size: 7298 Basic stats: COMPLETE Column stats: COMPLETE Stage: Stage-0 Fetch Operator @@ -890,6 +885,644 @@ POSTHOOK: Input: default@src 97 val_97 98 val_98 98 val_98 +Warning: Shuffle Join MERGEJOIN[30][tables = [$hdt$_1, $hdt$_2]] in Stage 'Reducer 3' is a cross product +PREHOOK: query: explain select * from src b where b.key in (select distinct key from src a where a.value > b.value) +PREHOOK: type: QUERY +POSTHOOK: query: explain select * from src b where b.key in (select distinct key from src a where a.value > b.value) +POSTHOOK: type: QUERY +STAGE DEPENDENCIES: + Stage-1 is a root stage + Stage-0 depends on stages: Stage-1 + +STAGE PLANS: + Stage: Stage-1 + Tez +#### A masked pattern was here #### + Edges: + Reducer 2 <- Map 1 (SIMPLE_EDGE), Reducer 3 (SIMPLE_EDGE) + Reducer 3 <- Map 1 (XPROD_EDGE), Reducer 5 (XPROD_EDGE) + Reducer 5 <- Map 4 (SIMPLE_EDGE) +#### A masked pattern was here #### + Vertices: + Map 1 + Map Operator Tree: + TableScan + alias: b + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + Filter Operator + predicate: (key is not null and value is not null) (type: boolean) + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + Select Operator + expressions: key (type: string), value (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + Reduce Output Operator + key expressions: _col0 (type: string), _col1 (type: string) + sort order: ++ + Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + Filter Operator + predicate: key is not null (type: boolean) + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + Select Operator + expressions: key (type: string), value (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + Reduce Output Operator + sort order: + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + value expressions: _col0 (type: string), _col1 (type: string) + Execution mode: llap + LLAP IO: no inputs + Map 4 + Map Operator Tree: + TableScan + alias: b + Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE + Filter Operator + predicate: value is not null (type: boolean) + Statistics: Num rows: 500 Data size: 45500 Basic stats: COMPLETE Column stats: COMPLETE + Group By Operator + keys: value (type: string) + mode: hash + outputColumnNames: _col0 + Statistics: Num rows: 250 Data size: 22750 Basic stats: COMPLETE Column stats: COMPLETE + Reduce Output Operator + key expressions: _col0 (type: string) + sort order: + + Map-reduce partition columns: _col0 (type: string) + Statistics: Num rows: 250 Data size: 22750 Basic stats: COMPLETE Column stats: COMPLETE + Execution mode: llap + LLAP IO: no inputs + Reducer 2 + Execution mode: llap + Reduce Operator Tree: + Merge Join Operator + condition map: + Left Semi Join 0 to 1 + keys: + 0 _col0 (type: string), _col1 (type: string) + 1 _col0 (type: string), _col1 (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + File Output Operator + compressed: false + Statistics: Num rows: 500 Data size: 89000 Basic stats: COMPLETE Column stats: COMPLETE + table: + input format: org.apache.hadoop.mapred.SequenceFileInputFormat + output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat + serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe + Reducer 3 + Execution mode: llap + Reduce Operator Tree: + Merge Join Operator + condition map: + Inner Join 0 to 1 + keys: + 0 + 1 + outputColumnNames: _col0, _col1, _col2 + residual filter predicates: {(_col1 > _col2)} + Statistics: Num rows: 41666 Data size: 11208154 Basic stats: COMPLETE Column stats: COMPLETE + Select Operator + expressions: _col0 (type: string), _col1 (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 41666 Data size: 7416548 Basic stats: COMPLETE Column stats: COMPLETE + Group By Operator + keys: _col0 (type: string), _col1 (type: string) + mode: hash + outputColumnNames: _col0, _col1 + Statistics: Num rows: 10609 Data size: 1888402 Basic stats: COMPLETE Column stats: COMPLETE + Reduce Output Operator + key expressions: _col0 (type: string), _col1 (type: string) + sort order: ++ + Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 10609 Data size: 1888402 Basic stats: COMPLETE Column stats: COMPLETE + Reducer 5 + Execution mode: llap + Reduce Operator Tree: + Group By Operator + keys: KEY._col0 (type: string) + mode: mergepartial + outputColumnNames: _col0 + Statistics: Num rows: 250 Data size: 22750 Basic stats: COMPLETE Column stats: COMPLETE + Reduce Output Operator + sort order: + Statistics: Num rows: 250 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+469 val_469 +469 val_469 +469 val_469 +47 val_47 +470 val_470 +472 val_472 +475 val_475 +477 val_477 +478 val_478 +478 val_478 +479 val_479 +480 val_480 +480 val_480 +480 val_480 +481 val_481 +482 val_482 +483 val_483 +484 val_484 +485 val_485 +487 val_487 +489 val_489 +489 val_489 +489 val_489 +489 val_489 +490 val_490 +491 val_491 +492 val_492 +492 val_492 +493 val_493 +494 val_494 +495 val_495 +496 val_496 +497 val_497 +498 val_498 +498 val_498 +498 val_498 +5 val_5 +5 val_5 +5 val_5 +51 val_51 +51 val_51 +53 val_53 +54 val_54 +57 val_57 +58 val_58 +58 val_58 +64 val_64 +65 val_65 +66 val_66 +67 val_67 +67 val_67 +69 val_69 +70 val_70 +70 val_70 +70 val_70 +72 val_72 +72 val_72 +74 val_74 +76 val_76 +76 val_76 +77 val_77 +78 val_78 +8 val_8 +80 val_80 +82 val_82 +83 val_83 +83 val_83 +84 val_84 +84 val_84 +85 val_85 +86 val_86 +87 val_87 +9 val_9 +90 val_90 +90 val_90 +90 val_90 +92 val_92 +95 val_95 +95 val_95 +96 val_96 +97 val_97 +97 val_97 +98 val_98 +98 val_98 PREHOOK: query: select p_mfgr, p_name, p_size from part where part.p_size in http://git-wip-us.apache.org/repos/asf/hive/blob/c2be4b71/ql/src/test/results/clientpositive/spark/subquery_in.q.out ---------------------------------------------------------------------- diff --git a/ql/src/test/results/clientpositive/spark/subquery_in.q.out b/ql/src/test/results/clientpositive/spark/subquery_in.q.out index fd25e36..3079648 100644 --- a/ql/src/test/results/clientpositive/spark/subquery_in.q.out +++ b/ql/src/test/results/clientpositive/spark/subquery_in.q.out @@ -599,8 +599,7 @@ STAGE PLANS: Stage: Stage-1 Spark Edges: - Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Reducer 4 (PARTITION-LEVEL SORT, 2) - Reducer 4 <- Map 3 (GROUP, 2) + Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Map 3 (PARTITION-LEVEL SORT, 2) #### A masked pattern was here #### Vertices: Map 1 @@ -628,16 +627,20 @@ STAGE PLANS: Filter Operator predicate: ((key > '9') and value is not null) (type: boolean) Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE - Group By Operator - keys: key (type: string), value (type: string) - mode: hash + Select Operator + expressions: key (type: string), value (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE - Reduce Output Operator - key expressions: _col0 (type: string), _col1 (type: string) - sort order: ++ - Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Group By Operator + keys: _col0 (type: string), _col1 (type: string) + mode: hash + outputColumnNames: _col0, _col1 Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE + Reduce Output Operator + key expressions: _col0 (type: string), _col1 (type: string) + sort order: ++ + Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE Reducer 2 Reduce Operator Tree: Join Operator @@ -655,23 +658,6 @@ STAGE PLANS: input format: org.apache.hadoop.mapred.SequenceFileInputFormat output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe - Reducer 4 - Reduce Operator Tree: - Group By Operator - keys: KEY._col0 (type: string), KEY._col1 (type: string) - mode: mergepartial - outputColumnNames: _col0, _col1 - Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE - Group By Operator - keys: _col0 (type: string), _col1 (type: string) - mode: hash - outputColumnNames: _col0, _col1 - Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE - Reduce Output Operator - key expressions: _col0 (type: string), _col1 (type: string) - sort order: ++ - Map-reduce partition columns: _col0 (type: string), _col1 (type: string) - Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE Stage: Stage-0 Fetch Operator @@ -858,6 +844,643 @@ POSTHOOK: Input: default@src 97 val_97 98 val_98 98 val_98 +Warning: Shuffle Join JOIN[15][tables = [$hdt$_1, $hdt$_2]] in Work 'Reducer 4' is a cross product +PREHOOK: query: explain select * from src b where b.key in (select distinct key from src a where a.value > b.value) +PREHOOK: type: QUERY +POSTHOOK: query: explain select * from src b where b.key in (select distinct key from src a where a.value > b.value) +POSTHOOK: type: QUERY +STAGE DEPENDENCIES: + Stage-1 is a root stage + Stage-0 depends on stages: Stage-1 + +STAGE PLANS: + Stage: Stage-1 + Spark + Edges: + Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 2), Reducer 4 (PARTITION-LEVEL SORT, 2) + Reducer 4 <- Map 3 (PARTITION-LEVEL SORT, 1), Reducer 6 (PARTITION-LEVEL SORT, 1) + Reducer 6 <- Map 5 (GROUP, 2) +#### A masked pattern was here #### + Vertices: + Map 1 + Map Operator Tree: + TableScan + alias: b + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Filter Operator + predicate: (key is not null and value is not null) (type: boolean) + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Select Operator + expressions: key (type: string), value (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Reduce Output Operator + key expressions: _col0 (type: string), _col1 (type: string) + sort order: ++ + Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Map 3 + Map Operator Tree: + TableScan + alias: a + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Filter Operator + predicate: key is not null (type: boolean) + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Select Operator + expressions: key (type: string), value (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Reduce Output Operator + sort order: + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + value expressions: _col0 (type: string), _col1 (type: string) + Map 5 + Map Operator Tree: + TableScan + alias: b + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Filter Operator + predicate: value is not null (type: boolean) + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Group By Operator + keys: value (type: string) + mode: hash + outputColumnNames: _col0 + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Reduce Output Operator + key expressions: _col0 (type: string) + sort order: + + Map-reduce partition columns: _col0 (type: string) + Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE + Reducer 2 + Reduce Operator Tree: + Join Operator + condition map: + Left Semi Join 0 to 1 + keys: + 0 _col0 (type: string), _col1 (type: string) + 1 _col0 (type: string), _col1 (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 45832 Data size: 1019683 Basic stats: COMPLETE Column stats: NONE + File Output Operator + compressed: false + Statistics: Num rows: 45832 Data size: 1019683 Basic stats: COMPLETE Column stats: NONE + table: + input format: org.apache.hadoop.mapred.SequenceFileInputFormat + output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat + serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe + Reducer 4 + Reduce Operator Tree: + Join Operator + condition map: + Inner Join 0 to 1 + keys: + 0 + 1 + outputColumnNames: _col0, _col1, _col2 + Statistics: Num rows: 125000 Data size: 2781000 Basic stats: COMPLETE Column stats: NONE + Filter Operator + predicate: (_col1 > _col2) (type: boolean) + Statistics: Num rows: 41666 Data size: 926985 Basic stats: COMPLETE Column stats: NONE + Select Operator + expressions: _col0 (type: string), _col1 (type: string) + outputColumnNames: _col0, _col1 + Statistics: Num rows: 41666 Data size: 926985 Basic stats: COMPLETE Column stats: NONE + Group By Operator + keys: _col0 (type: string), _col1 (type: string) + mode: hash + outputColumnNames: _col0, _col1 + Statistics: Num rows: 41666 Data size: 926985 Basic stats: COMPLETE Column stats: NONE + Reduce Output Operator + key expressions: _col0 (type: string), _col1 (type: string) + sort order: ++ + Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 41666 Data size: 926985 Basic stats: COMPLETE Column stats: NONE + Reducer 6 + Reduce Operator Tree: + Group By Operator + keys: KEY._col0 (type: string) + mode: mergepartial + outputColumnNames: _col0 + Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE + Reduce Output Operator + sort order: + Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE + value expressions: _col0 (type: string) + + Stage: Stage-0 + Fetch Operator + limit: -1 + Processor Tree: + ListSink + +Warning: Shuffle Join JOIN[15][tables = [$hdt$_1, $hdt$_2]] in Work 'Reducer 4' is a cross product +PREHOOK: query: select * from src b where b.key in (select distinct key from src a where a.value > b.value) +PREHOOK: type: QUERY +PREHOOK: Input: default@src +#### A masked pattern was here #### +POSTHOOK: query: select * from src b where b.key in (select distinct key from src a where a.value > b.value) +POSTHOOK: type: QUERY +POSTHOOK: Input: default@src +#### A masked pattern was here #### +10 val_10 +100 val_100 +100 val_100 +103 val_103 +103 val_103 +104 val_104 +104 val_104 +105 val_105 +11 val_11 +111 val_111 +113 val_113 +113 val_113 +114 val_114 +116 val_116 +118 val_118 +118 val_118 +119 val_119 +119 val_119 +119 val_119 +12 val_12 +12 val_12 +120 val_120 +120 val_120 +125 val_125 +125 val_125 +126 val_126 +128 val_128 +128 val_128 +128 val_128 +129 val_129 +129 val_129 +131 val_131 +133 val_133 +134 val_134 +134 val_134 +136 val_136 +137 val_137 +137 val_137 +138 val_138 +138 val_138 +138 val_138 +138 val_138 +143 val_143 +145 val_145 +146 val_146 +146 val_146 +149 val_149 +149 val_149 +15 val_15 +15 val_15 +150 val_150 +152 val_152 +152 val_152 +153 val_153 +155 val_155 +156 val_156 +157 val_157 +158 val_158 +160 val_160 +162 val_162 +163 val_163 +164 val_164 +164 val_164 +165 val_165 +165 val_165 +166 val_166 +167 val_167 +167 val_167 +167 val_167 +168 val_168 +169 val_169 +169 val_169 +169 val_169 +169 val_169 +17 val_17 +170 val_170 +172 val_172 +172 val_172 +174 val_174 +174 val_174 +175 val_175 +175 val_175 +176 val_176 +176 val_176 +177 val_177 +178 val_178 +179 val_179 +179 val_179 +18 val_18 +18 val_18 +180 val_180 +181 val_181 +183 val_183 +186 val_186 +187 val_187 +187 val_187 +187 val_187 +189 val_189 +19 val_19 +190 val_190 +191 val_191 +191 val_191 +192 val_192 +193 val_193 +193 val_193 +193 val_193 +194 val_194 +195 val_195 +195 val_195 +196 val_196 +197 val_197 +197 val_197 +199 val_199 +199 val_199 +199 val_199 +2 val_2 +20 val_20 +200 val_200 +200 val_200 +201 val_201 +202 val_202 +203 val_203 +203 val_203 +205 val_205 +205 val_205 +207 val_207 +207 val_207 +208 val_208 +208 val_208 +208 val_208 +209 val_209 +209 val_209 +213 val_213 +213 val_213 +214 val_214 +216 val_216 +216 val_216 +217 val_217 +217 val_217 +218 val_218 +219 val_219 +219 val_219 +221 val_221 +221 val_221 +222 val_222 +223 val_223 +223 val_223 +224 val_224 +224 val_224 +226 val_226 +228 val_228 +229 val_229 +229 val_229 +230 val_230 +230 val_230 +230 val_230 +230 val_230 +230 val_230 +233 val_233 +233 val_233 +235 val_235 +237 val_237 +237 val_237 +238 val_238 +238 val_238 +239 val_239 +239 val_239 +24 val_24 +24 val_24 +241 val_241 +242 val_242 +242 val_242 +244 val_244 +247 val_247 +248 val_248 +249 val_249 +252 val_252 +255 val_255 +255 val_255 +256 val_256 +256 val_256 +257 val_257 +258 val_258 +26 val_26 +26 val_26 +260 val_260 +262 val_262 +263 val_263 +265 val_265 +265 val_265 +266 val_266 +27 val_27 +272 val_272 +272 val_272 +273 val_273 +273 val_273 +273 val_273 +274 val_274 +275 val_275 +277 val_277 +277 val_277 +277 val_277 +277 val_277 +278 val_278 +278 val_278 +28 val_28 +280 val_280 +280 val_280 +281 val_281 +281 val_281 +282 val_282 +282 val_282 +283 val_283 +284 val_284 +285 val_285 +286 val_286 +287 val_287 +288 val_288 +288 val_288 +289 val_289 +291 val_291 +292 val_292 +296 val_296 +298 val_298 +298 val_298 +298 val_298 +30 val_30 +302 val_302 +305 val_305 +306 val_306 +307 val_307 +307 val_307 +308 val_308 +309 val_309 +309 val_309 +310 val_310 +311 val_311 +311 val_311 +311 val_311 +315 val_315 +316 val_316 +316 val_316 +316 val_316 +317 val_317 +317 val_317 +318 val_318 +318 val_318 +318 val_318 +321 val_321 +321 val_321 +322 val_322 +322 val_322 +323 val_323 +325 val_325 +325 val_325 +327 val_327 +327 val_327 +327 val_327 +33 val_33 +331 val_331 +331 val_331 +332 val_332 +333 val_333 +333 val_333 +335 val_335 +336 val_336 +338 val_338 +339 val_339 +34 val_34 +341 val_341 +342 val_342 +342 val_342 +344 val_344 +344 val_344 +345 val_345 +348 val_348 +348 val_348 +348 val_348 +348 val_348 +348 val_348 +35 val_35 +35 val_35 +35 val_35 +351 val_351 +353 val_353 +353 val_353 +356 val_356 +360 val_360 +362 val_362 +364 val_364 +365 val_365 +366 val_366 +367 val_367 +367 val_367 +368 val_368 +369 val_369 +369 val_369 +369 val_369 +37 val_37 +37 val_37 +373 val_373 +374 val_374 +375 val_375 +377 val_377 +378 val_378 +379 val_379 +382 val_382 +382 val_382 +384 val_384 +384 val_384 +384 val_384 +386 val_386 +389 val_389 +392 val_392 +393 val_393 +394 val_394 +395 val_395 +395 val_395 +396 val_396 +396 val_396 +396 val_396 +397 val_397 +397 val_397 +399 val_399 +399 val_399 +4 val_4 +400 val_400 +401 val_401 +401 val_401 +401 val_401 +401 val_401 +401 val_401 +402 val_402 +403 val_403 +403 val_403 +403 val_403 +404 val_404 +404 val_404 +406 val_406 +406 val_406 +406 val_406 +406 val_406 +407 val_407 +409 val_409 +409 val_409 +409 val_409 +41 val_41 +411 val_411 +413 val_413 +413 val_413 +414 val_414 +414 val_414 +417 val_417 +417 val_417 +417 val_417 +418 val_418 +419 val_419 +42 val_42 +42 val_42 +421 val_421 +424 val_424 +424 val_424 +427 val_427 +429 val_429 +429 val_429 +43 val_43 +430 val_430 +430 val_430 +430 val_430 +431 val_431 +431 val_431 +431 val_431 +432 val_432 +435 val_435 +436 val_436 +437 val_437 +438 val_438 +438 val_438 +438 val_438 +439 val_439 +439 val_439 +44 val_44 +443 val_443 +444 val_444 +446 val_446 +448 val_448 +449 val_449 +452 val_452 +453 val_453 +454 val_454 +454 val_454 +454 val_454 +455 val_455 +457 val_457 +458 val_458 +458 val_458 +459 val_459 +459 val_459 +460 val_460 +462 val_462 +462 val_462 +463 val_463 +463 val_463 +466 val_466 +466 val_466 +466 val_466 +467 val_467 +468 val_468 +468 val_468 +468 val_468 +468 val_468 +469 val_469 +469 val_469 +469 val_469 +469 val_469 +469 val_469 +47 val_47 +470 val_470 +472 val_472 +475 val_475 +477 val_477 +478 val_478 +478 val_478 +479 val_479 +480 val_480 +480 val_480 +480 val_480 +481 val_481 +482 val_482 +483 val_483 +484 val_484 +485 val_485 +487 val_487 +489 val_489 +489 val_489 +489 val_489 +489 val_489 +490 val_490 +491 val_491 +492 val_492 +492 val_492 +493 val_493 +494 val_494 +495 val_495 +496 val_496 +497 val_497 +498 val_498 +498 val_498 +498 val_498 +5 val_5 +5 val_5 +5 val_5 +51 val_51 +51 val_51 +53 val_53 +54 val_54 +57 val_57 +58 val_58 +58 val_58 +64 val_64 +65 val_65 +66 val_66 +67 val_67 +67 val_67 +69 val_69 +70 val_70 +70 val_70 +70 val_70 +72 val_72 +72 val_72 +74 val_74 +76 val_76 +76 val_76 +77 val_77 +78 val_78 +8 val_8 +80 val_80 +82 val_82 +83 val_83 +83 val_83 +84 val_84 +84 val_84 +85 val_85 +86 val_86 +87 val_87 +9 val_9 +90 val_90 +90 val_90 +90 val_90 +92 val_92 +95 val_95 +95 val_95 +96 val_96 +97 val_97 +97 val_97 +98 val_98 +98 val_98 PREHOOK: query: select p_mfgr, p_name, p_size from part where part.p_size in http://git-wip-us.apache.org/repos/asf/hive/blob/c2be4b71/ql/src/test/results/clientpositive/subquery_unqualcolumnrefs.q.out ---------------------------------------------------------------------- diff --git a/ql/src/test/results/clientpositive/subquery_unqualcolumnrefs.q.out b/ql/src/test/results/clientpositive/subquery_unqualcolumnrefs.q.out index 79b7d83..bb9faa8 100644 --- a/ql/src/test/results/clientpositive/subquery_unqualcolumnrefs.q.out +++ b/ql/src/test/results/clientpositive/subquery_unqualcolumnrefs.q.out @@ -193,23 +193,21 @@ where b.key in ) POSTHOOK: type: QUERY STAGE DEPENDENCIES: - Stage-2 is a root stage - Stage-1 depends on stages: Stage-2 + Stage-1 is a root stage Stage-0 depends on stages: Stage-1 STAGE PLANS: - Stage: Stage-2 + Stage: Stage-1 Map Reduce Map Operator Tree: TableScan - alias: src + alias: b Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: ((key > '9') and value is not null) (type: boolean) Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE - Group By Operator - keys: key (type: string), value (type: string) - mode: hash + Select Operator + expressions: key (type: string), value (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator @@ -217,29 +215,8 @@ STAGE PLANS: sort order: ++ Map-reduce partition columns: _col0 (type: string), _col1 (type: string) Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE - Reduce Operator Tree: - Group By Operator - keys: KEY._col0 (type: string), KEY._col1 (type: string) - mode: mergepartial - outputColumnNames: _col0, _col1 - Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE - Group By Operator - keys: _col0 (type: string), _col1 (type: string) - mode: hash - outputColumnNames: _col0, _col1 - Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE - File Output Operator - compressed: false - table: - input format: org.apache.hadoop.mapred.SequenceFileInputFormat - output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat - serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe - - Stage: Stage-1 - Map Reduce - Map Operator Tree: TableScan - alias: b + alias: src Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: ((key > '9') and value is not null) (type: boolean) @@ -248,17 +225,16 @@ STAGE PLANS: expressions: key (type: string), value (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE - Reduce Output Operator - key expressions: _col0 (type: string), _col1 (type: string) - sort order: ++ - Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Group By Operator + keys: _col0 (type: string), _col1 (type: string) + mode: hash + outputColumnNames: _col0, _col1 Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE - TableScan - Reduce Output Operator - key expressions: _col0 (type: string), _col1 (type: string) - sort order: ++ - Map-reduce partition columns: _col0 (type: string), _col1 (type: string) - Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE + Reduce Output Operator + key expressions: _col0 (type: string), _col1 (type: string) + sort order: ++ + Map-reduce partition columns: _col0 (type: string), _col1 (type: string) + Statistics: Num rows: 166 Data size: 1763 Basic stats: COMPLETE Column stats: NONE Reduce Operator Tree: Join Operator condition map:
