PREHOOK: query: CREATE TABLE tmpT1(key STRING, val STRING) STORED AS TEXTFILE PREHOOK: type: CREATETABLE PREHOOK: Output: database:default PREHOOK: Output: default@tmpT1 POSTHOOK: query: CREATE TABLE tmpT1(key STRING, val STRING) STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: database:default POSTHOOK: Output: default@tmpT1 PREHOOK: query: LOAD DATA LOCAL INPATH '../../data/files/T1.txt' INTO TABLE tmpT1 PREHOOK: type: LOAD #### A masked pattern was here #### PREHOOK: Output: default@tmpt1 POSTHOOK: query: LOAD DATA LOCAL INPATH '../../data/files/T1.txt' INTO TABLE tmpT1 POSTHOOK: type: LOAD #### A masked pattern was here #### POSTHOOK: Output: default@tmpt1 PREHOOK: query: -- testing skew on other data types - int CREATE TABLE T1(key INT, val STRING) SKEWED BY (key) ON ((2)) PREHOOK: type: CREATETABLE PREHOOK: Output: database:default PREHOOK: Output: default@T1 POSTHOOK: query: -- testing skew on other data types - int CREATE TABLE T1(key INT, val STRING) SKEWED BY (key) ON ((2)) POSTHOOK: type: CREATETABLE POSTHOOK: Output: database:default POSTHOOK: Output: default@T1 PREHOOK: query: INSERT OVERWRITE TABLE T1 SELECT key, val FROM tmpT1 PREHOOK: type: QUERY PREHOOK: Input: default@tmpt1 PREHOOK: Output: default@t1 POSTHOOK: query: INSERT OVERWRITE TABLE T1 SELECT key, val FROM tmpT1 POSTHOOK: type: QUERY POSTHOOK: Input: default@tmpt1 POSTHOOK: Output: default@t1 POSTHOOK: Lineage: t1.key EXPRESSION [(tmpt1)tmpt1.FieldSchema(name:key, type:string, comment:null), ] POSTHOOK: Lineage: t1.val SIMPLE [(tmpt1)tmpt1.FieldSchema(name:val, type:string, comment:null), ] PREHOOK: query: CREATE TABLE tmpT2(key STRING, val STRING) STORED AS TEXTFILE PREHOOK: type: CREATETABLE PREHOOK: Output: database:default PREHOOK: Output: default@tmpT2 POSTHOOK: query: CREATE TABLE tmpT2(key STRING, val STRING) STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: database:default POSTHOOK: Output: default@tmpT2 PREHOOK: query: LOAD DATA LOCAL INPATH '../../data/files/T2.txt' INTO TABLE tmpT2 PREHOOK: type: LOAD #### A masked pattern was here #### PREHOOK: Output: default@tmpt2 POSTHOOK: query: LOAD DATA LOCAL INPATH '../../data/files/T2.txt' INTO TABLE tmpT2 POSTHOOK: type: LOAD #### A masked pattern was here #### POSTHOOK: Output: default@tmpt2 PREHOOK: query: CREATE TABLE T2(key INT, val STRING) SKEWED BY (key) ON ((3)) PREHOOK: type: CREATETABLE PREHOOK: Output: database:default PREHOOK: Output: default@T2 POSTHOOK: query: CREATE TABLE T2(key INT, val STRING) SKEWED BY (key) ON ((3)) POSTHOOK: type: CREATETABLE POSTHOOK: Output: database:default POSTHOOK: Output: default@T2 PREHOOK: query: INSERT OVERWRITE TABLE T2 SELECT key, val FROM tmpT2 PREHOOK: type: QUERY PREHOOK: Input: default@tmpt2 PREHOOK: Output: default@t2 POSTHOOK: query: INSERT OVERWRITE TABLE T2 SELECT key, val FROM tmpT2 POSTHOOK: type: QUERY POSTHOOK: Input: default@tmpt2 POSTHOOK: Output: default@t2 POSTHOOK: Lineage: t2.key EXPRESSION [(tmpt2)tmpt2.FieldSchema(name:key, type:string, comment:null), ] POSTHOOK: Lineage: t2.val SIMPLE [(tmpt2)tmpt2.FieldSchema(name:val, type:string, comment:null), ] PREHOOK: query: -- The skewed key is a integer column. -- Otherwise this test is similar to skewjoinopt1.q -- Both the joined tables are skewed, and the joined column -- is an integer -- adding a order by at the end to make the results deterministic EXPLAIN SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: -- The skewed key is a integer column. -- Otherwise this test is similar to skewjoinopt1.q -- Both the joined tables are skewed, and the joined column -- is an integer -- adding a order by at the end to make the results deterministic EXPLAIN SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key 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), Map 3 (PARTITION-LEVEL SORT, 2) Reducer 5 <- Map 4 (PARTITION-LEVEL SORT, 2), Map 6 (PARTITION-LEVEL SORT, 2) #### A masked pattern was here #### Vertices: Map 1 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE value expressions: val (type: string) Map 3 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE value expressions: val (type: string) Map 4 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and (not ((key = 2) or (key = 3)))) (type: boolean) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE value expressions: val (type: string) Map 6 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and (not ((key = 2) or (key = 3)))) (type: boolean) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE value expressions: val (type: string) Reducer 2 Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 outputColumnNames: _col0, _col1, _col5, _col6 Select Operator expressions: _col0 (type: int), _col1 (type: string), _col5 (type: int), _col6 (type: string) outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Reducer 5 Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 outputColumnNames: _col0, _col1, _col5, _col6 Select Operator expressions: _col0 (type: int), _col1 (type: string), _col5 (type: int), _col6 (type: string) outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink PREHOOK: query: SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key ORDER BY a.key, b.key, a.val, b.val PREHOOK: type: QUERY PREHOOK: Input: default@t1 PREHOOK: Input: default@t2 #### A masked pattern was here #### POSTHOOK: query: SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key ORDER BY a.key, b.key, a.val, b.val POSTHOOK: type: QUERY POSTHOOK: Input: default@t1 POSTHOOK: Input: default@t2 #### A masked pattern was here #### 2 12 2 22 3 13 3 13 8 18 8 18 8 18 8 18 8 28 8 18 8 28 8 18 PREHOOK: query: -- test outer joins also EXPLAIN SELECT a.*, b.* FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: -- test outer joins also EXPLAIN SELECT a.*, b.* FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key 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), Map 3 (PARTITION-LEVEL SORT, 2) Reducer 5 <- Map 4 (PARTITION-LEVEL SORT, 2), Map 6 (PARTITION-LEVEL SORT, 2) #### A masked pattern was here #### Vertices: Map 1 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: ((key = 2) or (key = 3)) (type: boolean) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE value expressions: val (type: string) Map 3 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: ((key = 2) or (key = 3)) (type: boolean) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE value expressions: val (type: string) Map 4 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (not ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE value expressions: val (type: string) Map 6 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (not ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE value expressions: val (type: string) Reducer 2 Reduce Operator Tree: Join Operator condition map: Right Outer Join0 to 1 outputColumnNames: _col0, _col1, _col5, _col6 Select Operator expressions: _col0 (type: int), _col1 (type: string), _col5 (type: int), _col6 (type: string) outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Reducer 5 Reduce Operator Tree: Join Operator condition map: Right Outer Join0 to 1 outputColumnNames: _col0, _col1, _col5, _col6 Select Operator expressions: _col0 (type: int), _col1 (type: string), _col5 (type: int), _col6 (type: string) outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink PREHOOK: query: SELECT a.*, b.* FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key ORDER BY a.key, b.key, a.val, b.val PREHOOK: type: QUERY PREHOOK: Input: default@t1 PREHOOK: Input: default@t2 #### A masked pattern was here #### POSTHOOK: query: SELECT a.*, b.* FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key ORDER BY a.key, b.key, a.val, b.val POSTHOOK: type: QUERY POSTHOOK: Input: default@t1 POSTHOOK: Input: default@t2 #### A masked pattern was here #### NULL NULL 4 14 NULL NULL 5 15 2 12 2 22 3 13 3 13 8 18 8 18 8 18 8 18 8 28 8 18 8 28 8 18 PREHOOK: query: -- an aggregation at the end should not change anything EXPLAIN SELECT count(1) FROM T1 a JOIN T2 b ON a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: -- an aggregation at the end should not change anything EXPLAIN SELECT count(1) FROM T1 a JOIN T2 b ON a.key = b.key 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), Map 4 (PARTITION-LEVEL SORT, 2) Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 2), Map 7 (PARTITION-LEVEL SORT, 2) Reducer 3 <- Reducer 2 (GROUP, 1), Reducer 6 (GROUP, 1) #### A masked pattern was here #### Vertices: Map 1 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE Map 4 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 2 Data size: 8 Basic stats: COMPLETE Column stats: NONE Map 5 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and (not ((key = 2) or (key = 3)))) (type: boolean) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE Map 7 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (key is not null and (not ((key = 2) or (key = 3)))) (type: boolean) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 1 Data size: 4 Basic stats: COMPLETE Column stats: NONE Reducer 2 Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 Group By Operator aggregations: count(1) mode: hash outputColumnNames: _col0 Reduce Output Operator sort order: value expressions: _col0 (type: bigint) Reducer 3 Reduce Operator Tree: Group By Operator aggregations: count(VALUE._col0) mode: mergepartial outputColumnNames: _col0 Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE Select Operator expressions: _col0 (type: bigint) outputColumnNames: _col0 Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE File Output Operator compressed: false Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Reducer 6 Reduce Operator Tree: Join Operator condition map: Inner Join 0 to 1 Group By Operator aggregations: count(1) mode: hash outputColumnNames: _col0 Reduce Output Operator sort order: value expressions: _col0 (type: bigint) Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink PREHOOK: query: SELECT count(1) FROM T1 a JOIN T2 b ON a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@t1 PREHOOK: Input: default@t2 #### A masked pattern was here #### POSTHOOK: query: SELECT count(1) FROM T1 a JOIN T2 b ON a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@t1 POSTHOOK: Input: default@t2 #### A masked pattern was here #### 6 PREHOOK: query: EXPLAIN SELECT count(1) FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: EXPLAIN SELECT count(1) FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key 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), Map 4 (PARTITION-LEVEL SORT, 2) Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 2), Map 7 (PARTITION-LEVEL SORT, 2) Reducer 3 <- Reducer 2 (GROUP, 1), Reducer 6 (GROUP, 1) #### A masked pattern was here #### Vertices: Map 1 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: ((key = 2) or (key = 3)) (type: boolean) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Map 4 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: ((key = 2) or (key = 3)) (type: boolean) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Map 5 Map Operator Tree: TableScan alias: a Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (not ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE Map 7 Map Operator Tree: TableScan alias: b Statistics: Num rows: 6 Data size: 24 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (not ((key = 2) or (key = 3))) (type: boolean) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE Reduce Output Operator key expressions: key (type: int) sort order: + Map-reduce partition columns: key (type: int) Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE Reducer 2 Reduce Operator Tree: Join Operator condition map: Right Outer Join0 to 1 Group By Operator aggregations: count(1) mode: hash outputColumnNames: _col0 Reduce Output Operator sort order: value expressions: _col0 (type: bigint) Reducer 3 Reduce Operator Tree: Group By Operator aggregations: count(VALUE._col0) mode: mergepartial outputColumnNames: _col0 Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE Select Operator expressions: _col0 (type: bigint) outputColumnNames: _col0 Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE File Output Operator compressed: false Statistics: Num rows: 1 Data size: 8 Basic stats: COMPLETE Column stats: NONE table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe Reducer 6 Reduce Operator Tree: Join Operator condition map: Right Outer Join0 to 1 Group By Operator aggregations: count(1) mode: hash outputColumnNames: _col0 Reduce Output Operator sort order: value expressions: _col0 (type: bigint) Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink PREHOOK: query: SELECT count(1) FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@t1 PREHOOK: Input: default@t2 #### A masked pattern was here #### POSTHOOK: query: SELECT count(1) FROM T1 a RIGHT OUTER JOIN T2 b ON a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@t1 POSTHOOK: Input: default@t2 #### A masked pattern was here #### 8