PREHOOK: query: CREATE TABLE srcbucket_mapjoin_part_1 (key INT, value STRING) PARTITIONED BY (ds STRING, hr STRING) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE srcbucket_mapjoin_part_1 (key INT, value STRING) PARTITIONED BY (ds STRING, hr STRING) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@srcbucket_mapjoin_part_1 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (ds='2008-04-08', hr='0') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_1 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (ds='2008-04-08', hr='0') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_1 POSTHOOK: Output: default@srcbucket_mapjoin_part_1@ds=2008-04-08/hr=0 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (ds='2008-04-08', hr='0') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_1@ds=2008-04-08/hr=0 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (ds='2008-04-08', hr='0') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_1@ds=2008-04-08/hr=0 PREHOOK: query: CREATE TABLE srcbucket_mapjoin_part_2 (key INT, value STRING) PARTITIONED BY (ds STRING, hr STRING) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE srcbucket_mapjoin_part_2 (key INT, value STRING) PARTITIONED BY (ds STRING, hr STRING) CLUSTERED BY (key) INTO 2 BUCKETS STORED AS TEXTFILE POSTHOOK: type: CREATETABLE POSTHOOK: Output: default@srcbucket_mapjoin_part_2 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (ds='2008-04-08', hr='0') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_2 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (ds='2008-04-08', hr='0') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_2 POSTHOOK: Output: default@srcbucket_mapjoin_part_2@ds=2008-04-08/hr=0 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (ds='2008-04-08', hr='0') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_2@ds=2008-04-08/hr=0 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (ds='2008-04-08', hr='0') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_2@ds=2008-04-08/hr=0 PREHOOK: query: -- Tests that bucket map join works with a table with more than one level of partitioning EXPLAIN EXTENDED SELECT /*+ MAPJOIN(b) */ a.key, b.value FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.ds = '2008-04-08' AND b.ds = '2008-04-08' LIMIT 1 PREHOOK: type: QUERY POSTHOOK: query: -- Tests that bucket map join works with a table with more than one level of partitioning EXPLAIN EXTENDED SELECT /*+ MAPJOIN(b) */ a.key, b.value FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.ds = '2008-04-08' AND b.ds = '2008-04-08' LIMIT 1 POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: (TOK_QUERY (TOK_FROM (TOK_JOIN (TOK_TABREF (TOK_TABNAME srcbucket_mapjoin_part_1) a) (TOK_TABREF (TOK_TABNAME srcbucket_mapjoin_part_2) b) (AND (AND (= (. (TOK_TABLE_OR_COL a) key) (. (TOK_TABLE_OR_COL b) key)) (= (. (TOK_TABLE_OR_COL a) ds) '2008-04-08')) (= (. (TOK_TABLE_OR_COL b) ds) '2008-04-08')))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST b))) (TOK_SELEXPR (. (TOK_TABLE_OR_COL a) key)) (TOK_SELEXPR (. (TOK_TABLE_OR_COL b) value))) (TOK_LIMIT 1))) STAGE DEPENDENCIES: Stage-3 is a root stage Stage-1 depends on stages: Stage-3 Stage-0 is a root stage STAGE PLANS: Stage: Stage-3 Map Reduce Local Work Alias -> Map Local Tables: b Fetch Operator limit: -1 Partition Description: Partition input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: ds 2008-04-08 hr 0 properties: bucket_count 2 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_2 numFiles 2 numRows 0 partition_columns ds/hr rawDataSize 0 serialization.ddl struct srcbucket_mapjoin_part_2 { i32 key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe totalSize 2750 #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat properties: bucket_count 2 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_2 numFiles 2 numPartitions 1 numRows 0 partition_columns ds/hr rawDataSize 0 serialization.ddl struct srcbucket_mapjoin_part_2 { i32 key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe totalSize 2750 #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe name: default.srcbucket_mapjoin_part_2 name: default.srcbucket_mapjoin_part_2 Alias -> Map Local Operator Tree: b TableScan alias: b GatherStats: false HashTable Sink Operator condition expressions: 0 {key} 1 {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] Position of Big Table: 0 Bucket Mapjoin Context: Alias Bucket Base File Name Mapping: b {ds=2008-04-08/hr=0/srcbucket20.txt=[ds=2008-04-08/hr=0/srcbucket20.txt], ds=2008-04-08/hr=0/srcbucket21.txt=[ds=2008-04-08/hr=0/srcbucket21.txt]} Alias Bucket File Name Mapping: #### A masked pattern was here #### Alias Bucket Output File Name Mapping: #### A masked pattern was here #### Stage: Stage-1 Map Reduce Alias -> Map Operator Tree: a TableScan alias: a GatherStats: false Map Join Operator condition map: Inner Join 0 to 1 condition expressions: 0 {key} 1 {value} handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] outputColumnNames: _col0, _col7 Position of Big Table: 0 BucketMapJoin: true Select Operator expressions: expr: _col0 type: int expr: _col7 type: string outputColumnNames: _col0, _col1 Limit File Output Operator compressed: false GlobalTableId: 0 #### A masked pattern was here #### NumFilesPerFileSink: 1 #### A masked pattern was here #### table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat properties: columns _col0,_col1 columns.types int:string escape.delim \ hive.serialization.extend.nesting.levels true serialization.format 1 TotalFiles: 1 GatherStats: false MultiFileSpray: false Local Work: Map Reduce Local Work Path -> Alias: #### A masked pattern was here #### Path -> Partition: #### A masked pattern was here #### Partition base file name: hr=0 input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: ds 2008-04-08 hr 0 properties: bucket_count 2 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_1 numFiles 2 numRows 0 partition_columns ds/hr rawDataSize 0 serialization.ddl struct srcbucket_mapjoin_part_1 { i32 key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe totalSize 2750 #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat properties: bucket_count 2 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_1 numFiles 2 numPartitions 1 numRows 0 partition_columns ds/hr rawDataSize 0 serialization.ddl struct srcbucket_mapjoin_part_1 { i32 key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe totalSize 2750 #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe name: default.srcbucket_mapjoin_part_1 name: default.srcbucket_mapjoin_part_1 Truncated Path -> Alias: /srcbucket_mapjoin_part_1/ds=2008-04-08/hr=0 [a] Stage: Stage-0 Fetch Operator limit: 1 PREHOOK: query: SELECT /*+ MAPJOIN(b) */ a.key, b.value FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.ds = '2008-04-08' AND b.ds = '2008-04-08' LIMIT 1 PREHOOK: type: QUERY PREHOOK: Input: default@srcbucket_mapjoin_part_1 PREHOOK: Input: default@srcbucket_mapjoin_part_1@ds=2008-04-08/hr=0 PREHOOK: Input: default@srcbucket_mapjoin_part_2 PREHOOK: Input: default@srcbucket_mapjoin_part_2@ds=2008-04-08/hr=0 #### A masked pattern was here #### POSTHOOK: query: SELECT /*+ MAPJOIN(b) */ a.key, b.value FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.ds = '2008-04-08' AND b.ds = '2008-04-08' LIMIT 1 POSTHOOK: type: QUERY POSTHOOK: Input: default@srcbucket_mapjoin_part_1 POSTHOOK: Input: default@srcbucket_mapjoin_part_1@ds=2008-04-08/hr=0 POSTHOOK: Input: default@srcbucket_mapjoin_part_2 POSTHOOK: Input: default@srcbucket_mapjoin_part_2@ds=2008-04-08/hr=0 #### A masked pattern was here #### 27 val_27