PREHOOK: query: drop table dest_j1 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table dest_j1 POSTHOOK: type: DROPTABLE PREHOOK: query: CREATE TABLE dest_j1(key INT, value STRING, val2 STRING) STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE dest_j1(key INT, value STRING, val2 STRING) STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@dest_j1 PREHOOK: query: EXPLAIN INSERT OVERWRITE TABLE dest_j1 SELECT /*+ MAPJOIN(x) */ x.key, x.value, y.value FROM src1 x JOIN src y ON (x.value = y.value) PREHOOK: type: QUERY POSTHOOK: query: EXPLAIN INSERT OVERWRITE TABLE dest_j1 SELECT /*+ MAPJOIN(x) */ x.key, x.value, y.value FROM src1 x JOIN src y ON (x.value = y.value) POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_TABREF src1 x) (TOK_TABREF src y) (= (. (TOK_TABLE_OR_COL x) value) (. (TOK_TABLE_OR_COL y) value)))) (TOK_INSERT (TOK_DESTINATION (TOK_TAB dest_j1)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST x))) (TOK_SELEXPR (. (TOK_TABLE_OR_COL x) key)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL x) value)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL y) value))))) STAGE DEPENDENCIES: Stage-1 is a root stage Stage-4 depends on stages: Stage-1 , consists of Stage-3, Stage-2 Stage-3 Stage-0 depends on stages: Stage-3, Stage-2 Stage-2 STAGE PLANS: Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: y TableScan alias: y Common Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {key} {value} 1 {value} handleSkewJoin: false keys: 0 [Column[value]] 1 [Column[value]] outputColumnNames: _col0, _col1, _col3 Position of Big Table: 1 Select Operator expressions: expr: _col0 type: string expr: _col1 type: string expr: _col3 type: string outputColumnNames: _col0, _col1, _col3 Select Operator expressions: expr: _col0 type: string expr: _col1 type: string expr: _col3 type: string outputColumnNames: _col0, _col1, _col2 Select Operator expressions: expr: UDFToInteger(_col0) type: int expr: _col1 type: string expr: _col2 type: string outputColumnNames: _col0, _col1, _col2 File Output Operator compressed: false GlobalTableId: 1 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 name: dest_j1 Local Work: Map Reduce Local Work Alias -> Map Local Tables: x Fetch Operator limit: -1 Alias -> Map Local Operator Tree: x TableScan alias: x Common Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {key} {value} 1 {value} handleSkewJoin: false keys: 0 [Column[value]] 1 [Column[value]] outputColumnNames: _col0, _col1, _col3 Position of Big Table: 1 Select Operator expressions: expr: _col0 type: string expr: _col1 type: string expr: _col3 type: string outputColumnNames: _col0, _col1, _col3 Select Operator expressions: expr: _col0 type: string expr: _col1 type: string expr: _col3 type: string outputColumnNames: _col0, _col1, _col2 Select Operator expressions: expr: UDFToInteger(_col0) type: int expr: _col1 type: string expr: _col2 type: string outputColumnNames: _col0, _col1, _col2 File Output Operator compressed: false GlobalTableId: 1 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 name: dest_j1 Stage: Stage-4 Conditional Operator Stage: Stage-3 Move Operator files: hdfs directory: true destination: file:/data/users/nzhang/reviews/0.6/branch-0.6/build/ql/scratchdir/hive_2010-08-22_13-48-05_528_2670190250333610520/10000 Stage: Stage-0 Move Operator tables: replace: true 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 name: dest_j1 Stage: Stage-2 Map Reduce Alias -> Map Operator Tree: file:/data/users/nzhang/reviews/0.6/branch-0.6/build/ql/scratchdir/hive_2010-08-22_13-48-05_528_2670190250333610520/10002 File Output Operator compressed: false GlobalTableId: 0 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 name: dest_j1 PREHOOK: query: INSERT OVERWRITE TABLE dest_j1 SELECT /*+ MAPJOIN(x) */ x.key, x.value, y.value FROM src1 x JOIN src y ON (x.value = y.value) PREHOOK: type: QUERY PREHOOK: Input: default@src PREHOOK: Input: default@src1 PREHOOK: Output: default@dest_j1 POSTHOOK: query: INSERT OVERWRITE TABLE dest_j1 SELECT /*+ MAPJOIN(x) */ x.key, x.value, y.value FROM src1 x JOIN src y ON (x.value = y.value) POSTHOOK: type: QUERY POSTHOOK: Input: default@src POSTHOOK: Input: default@src1 POSTHOOK: Output: default@dest_j1 POSTHOOK: Lineage: dest_j1.key EXPRESSION [(src1)x.FieldSchema(name:key, type:string, comment:default), ] POSTHOOK: Lineage: dest_j1.val2 SIMPLE [(src)y.FieldSchema(name:value, type:string, comment:default), ] POSTHOOK: Lineage: dest_j1.value SIMPLE [(src1)x.FieldSchema(name:value, type:string, comment:default), ] PREHOOK: query: select * from dest_j1 x order by x.key, x.value PREHOOK: type: QUERY PREHOOK: Input: default@dest_j1 PREHOOK: Output: file:/tmp/nzhang/hive_2010-08-22_13-48-09_065_2519961451090768968/10000 POSTHOOK: query: select * from dest_j1 x order by x.key, x.value POSTHOOK: type: QUERY POSTHOOK: Input: default@dest_j1 POSTHOOK: Output: file:/tmp/nzhang/hive_2010-08-22_13-48-09_065_2519961451090768968/10000 POSTHOOK: Lineage: dest_j1.key EXPRESSION [(src1)x.FieldSchema(name:key, type:string, comment:default), ] POSTHOOK: Lineage: dest_j1.val2 SIMPLE [(src)y.FieldSchema(name:value, type:string, comment:default), ] POSTHOOK: Lineage: dest_j1.value SIMPLE [(src1)x.FieldSchema(name:value, type:string, comment:default), ] NULL val_165 val_165 NULL val_165 val_165 NULL val_193 val_193 NULL val_193 val_193 NULL val_193 val_193 NULL val_265 val_265 NULL val_265 val_265 NULL val_27 val_27 NULL val_409 val_409 NULL val_409 val_409 NULL val_409 val_409 NULL val_484 val_484 66 val_66 val_66 98 val_98 val_98 98 val_98 val_98 146 val_146 val_146 146 val_146 val_146 150 val_150 val_150 213 val_213 val_213 213 val_213 val_213 238 val_238 val_238 238 val_238 val_238 255 val_255 val_255 255 val_255 val_255 273 val_273 val_273 273 val_273 val_273 273 val_273 val_273 278 val_278 val_278 278 val_278 val_278 311 val_311 val_311 311 val_311 val_311 311 val_311 val_311 401 val_401 val_401 401 val_401 val_401 401 val_401 val_401 401 val_401 val_401 401 val_401 val_401 406 val_406 val_406 406 val_406 val_406 406 val_406 val_406 406 val_406 val_406 PREHOOK: query: drop table dest_j1 PREHOOK: type: DROPTABLE POSTHOOK: query: drop table dest_j1 POSTHOOK: type: DROPTABLE POSTHOOK: Output: default@dest_j1 POSTHOOK: Lineage: dest_j1.key EXPRESSION [(src1)x.FieldSchema(name:key, type:string, comment:default), ] POSTHOOK: Lineage: dest_j1.val2 SIMPLE [(src)y.FieldSchema(name:value, type:string, comment:default), ] POSTHOOK: Lineage: dest_j1.value SIMPLE [(src1)x.FieldSchema(name:value, type:string, comment:default), ]