PREHOOK: query: drop table smb_bucket_3 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table smb_bucket_3 POSTHOOK: type: DROPTABLE PREHOOK: query: drop table smb_bucket_2 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table smb_bucket_2 POSTHOOK: type: DROPTABLE PREHOOK: query: drop table smb_bucket_1 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table smb_bucket_1 POSTHOOK: type: DROPTABLE PREHOOK: query: create table smb_bucket_1(key int, value string) CLUSTERED BY (key) SORTED BY (key) INTO 1 BUCKETS PREHOOK: type: CREATETABLE POSTHOOK: query: create table smb_bucket_1(key int, value string) CLUSTERED BY (key) SORTED BY (key) INTO 1 BUCKETS POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@smb_bucket_1 PREHOOK: query: create table smb_bucket_2(key int, value string) CLUSTERED BY (key) SORTED BY (key) INTO 1 BUCKETS PREHOOK: type: CREATETABLE POSTHOOK: query: create table smb_bucket_2(key int, value string) CLUSTERED BY (key) SORTED BY (key) INTO 1 BUCKETS POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@smb_bucket_2 PREHOOK: query: create table smb_bucket_3(key int, value string) CLUSTERED BY (key) SORTED BY (key) INTO 1 BUCKETS PREHOOK: type: CREATETABLE POSTHOOK: query: create table smb_bucket_3(key int, value string) CLUSTERED BY (key) SORTED BY (key) INTO 1 BUCKETS POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@smb_bucket_3 PREHOOK: query: load data local inpath '../data/files/smbbucket_1.txt' overwrite into table smb_bucket_1 PREHOOK: type: LOAD POSTHOOK: query: load data local inpath '../data/files/smbbucket_1.txt' overwrite into table smb_bucket_1 POSTHOOK: type: LOAD POSTHOOK: Output: default@smb_bucket_1 PREHOOK: query: load data local inpath '../data/files/smbbucket_2.txt' overwrite into table smb_bucket_2 PREHOOK: type: LOAD POSTHOOK: query: load data local inpath '../data/files/smbbucket_2.txt' overwrite into table smb_bucket_2 POSTHOOK: type: LOAD POSTHOOK: Output: default@smb_bucket_2 PREHOOK: query: load data local inpath '../data/files/smbbucket_3.txt' overwrite into table smb_bucket_3 PREHOOK: type: LOAD POSTHOOK: query: load data local inpath '../data/files/smbbucket_3.txt' overwrite into table smb_bucket_3 POSTHOOK: type: LOAD POSTHOOK: Output: default@smb_bucket_3 PREHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST a))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: b TableScan alias: b Sorted Merge Bucket Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 1 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-19_882_7459646971783867464/10000 POSTHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-19_882_7459646971783867464/10000 PREHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_LEFTOUTERJOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST a))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: b TableScan alias: b Sorted Merge Bucket Map Join Operator condition map: Left Outer Join0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 1 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-29_792_3264771212721856103/10000 POSTHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-29_792_3264771212721856103/10000 1 val_1 NULL NULL 3 val_3 NULL NULL 4 val_4 NULL NULL 5 val_5 NULL NULL 10 val_10 NULL NULL PREHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_RIGHTOUTERJOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST a))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: b TableScan alias: b Sorted Merge Bucket Map Join Operator condition map: Right Outer Join0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 1 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-38_587_6314921126722110687/10000 POSTHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-38_587_6314921126722110687/10000 NULL NULL 20 val_20 NULL NULL 23 val_23 NULL NULL 25 val_25 NULL NULL 30 val_30 PREHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(a)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_FULLOUTERJOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST a))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: b TableScan alias: b Sorted Merge Bucket Map Join Operator condition map: Outer Join 0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 1 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-45_495_1242835629584726058/10000 POSTHOOK: query: select /*+mapjoin(a)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-45_495_1242835629584726058/10000 1 val_1 NULL NULL 3 val_3 NULL NULL 4 val_4 NULL NULL 5 val_5 NULL NULL 10 val_10 NULL NULL NULL NULL 20 val_20 NULL NULL 23 val_23 NULL NULL 25 val_25 NULL NULL 30 val_30 PREHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST b))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: a TableScan alias: a Sorted Merge Bucket Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 0 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-50_444_4171021467210511233/10000 POSTHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-50_444_4171021467210511233/10000 PREHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_LEFTOUTERJOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST b))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: a TableScan alias: a Sorted Merge Bucket Map Join Operator condition map: Left Outer Join0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 0 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-56_335_4306785338247643641/10000 POSTHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a left outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-09-56_335_4306785338247643641/10000 1 val_1 NULL NULL 3 val_3 NULL NULL 4 val_4 NULL NULL 5 val_5 NULL NULL 10 val_10 NULL NULL PREHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_RIGHTOUTERJOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST b))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: a TableScan alias: a Sorted Merge Bucket Map Join Operator condition map: Right Outer Join0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 0 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-10-01_016_3515998402025465674/10000 POSTHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a right outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-10-01_016_3515998402025465674/10000 NULL NULL 20 val_20 NULL NULL 23 val_23 NULL NULL 25 val_25 NULL NULL 30 val_30 PREHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY POSTHOOK: query: explain select /*+mapjoin(b)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_FULLOUTERJOIN (TOK_TABREF smb_bucket_1 a) (TOK_TABREF smb_bucket_2 b) (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST b))) (TOK_SELEXPR TOK_ALLCOLREF)))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 is a root stage STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: a TableScan alias: a Sorted Merge Bucket Map Join Operator condition map: Outer Join 0 to 1 condition expressions: 0 {key} {value} 1 {key} {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col1, _col2, _col3 Position of Big Table: 0 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 Select Operator expressions: expr: _col0 type: int expr: _col1 type: string expr: _col2 type: int expr: _col3 type: string outputColumnNames: _col0, _col1, _col2, _col3 File Output Operator compressed: false GlobalTableId: 0 table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key PREHOOK: type: QUERY PREHOOK: Input: default@smb_bucket_2 PREHOOK: Input: default@smb_bucket_1 PREHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-10-06_086_690383684056454245/10000 POSTHOOK: query: select /*+mapjoin(b)*/ * from smb_bucket_1 a full outer join smb_bucket_2 b on a.key = b.key POSTHOOK: type: QUERY POSTHOOK: Input: default@smb_bucket_2 POSTHOOK: Input: default@smb_bucket_1 POSTHOOK: Output: file:/Users/heyongqiang/Documents/workspace/Hive-Test/build/ql/scratchdir/hive_2010-03-02_15-10-06_086_690383684056454245/10000 1 val_1 NULL NULL 3 val_3 NULL NULL 4 val_4 NULL NULL 5 val_5 NULL NULL 10 val_10 NULL NULL NULL NULL 20 val_20 NULL NULL 23 val_23 NULL NULL 25 val_25 NULL NULL 30 val_30 PREHOOK: query: drop table smb_bucket_3 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table smb_bucket_3 POSTHOOK: type: DROPTABLE POSTHOOK: Output: default@smb_bucket_3 PREHOOK: query: drop table smb_bucket_2 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table smb_bucket_2 POSTHOOK: type: DROPTABLE POSTHOOK: Output: default@smb_bucket_2 PREHOOK: query: drop table smb_bucket_1 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table smb_bucket_1 POSTHOOK: type: DROPTABLE POSTHOOK: Output: default@smb_bucket_1