PREHOOK: query: CREATE TABLE srcbucket_mapjoin_part_1 (key INT, value STRING) PARTITIONED BY (part 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 (part 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 (part='1') 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 (part='1') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_1 POSTHOOK: Output: default@srcbucket_mapjoin_part_1@part=1 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (part='1') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_1@part=1 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (part='1') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_1@part=1 PREHOOK: query: ALTER TABLE srcbucket_mapjoin_part_1 CLUSTERED BY (key) INTO 3 BUCKETS PREHOOK: type: ALTERTABLE_CLUSTER_SORT PREHOOK: Input: default@srcbucket_mapjoin_part_1 PREHOOK: Output: default@srcbucket_mapjoin_part_1 POSTHOOK: query: ALTER TABLE srcbucket_mapjoin_part_1 CLUSTERED BY (key) INTO 3 BUCKETS POSTHOOK: type: ALTERTABLE_CLUSTER_SORT POSTHOOK: Input: default@srcbucket_mapjoin_part_1 POSTHOOK: Output: default@srcbucket_mapjoin_part_1 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (part='2') 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 (part='2') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_1 POSTHOOK: Output: default@srcbucket_mapjoin_part_1@part=2 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (part='2') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_1@part=2 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (part='2') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_1@part=2 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (part='2') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_1@part=2 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin_part_1 PARTITION (part='2') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_1@part=2 PREHOOK: query: CREATE TABLE srcbucket_mapjoin_part_2 (key INT, value STRING) PARTITIONED BY (part STRING) CLUSTERED BY (key) INTO 3 BUCKETS STORED AS TEXTFILE PREHOOK: type: CREATETABLE POSTHOOK: query: CREATE TABLE srcbucket_mapjoin_part_2 (key INT, value STRING) PARTITIONED BY (part STRING) CLUSTERED BY (key) INTO 3 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 (part='1') 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 (part='1') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_2 POSTHOOK: Output: default@srcbucket_mapjoin_part_2@part=1 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (part='1') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_2@part=1 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (part='1') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_2@part=1 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (part='1') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_2@part=1 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket22.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (part='1') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_2@part=1 PREHOOK: query: ALTER TABLE srcbucket_mapjoin_part_2 CLUSTERED BY (key) INTO 2 BUCKETS PREHOOK: type: ALTERTABLE_CLUSTER_SORT PREHOOK: Input: default@srcbucket_mapjoin_part_2 PREHOOK: Output: default@srcbucket_mapjoin_part_2 POSTHOOK: query: ALTER TABLE srcbucket_mapjoin_part_2 CLUSTERED BY (key) INTO 2 BUCKETS POSTHOOK: type: ALTERTABLE_CLUSTER_SORT POSTHOOK: Input: default@srcbucket_mapjoin_part_2 POSTHOOK: Output: default@srcbucket_mapjoin_part_2 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket20.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (part='2') 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 (part='2') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_2 POSTHOOK: Output: default@srcbucket_mapjoin_part_2@part=2 PREHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (part='2') PREHOOK: type: LOAD PREHOOK: Output: default@srcbucket_mapjoin_part_2@part=2 POSTHOOK: query: LOAD DATA LOCAL INPATH '../data/files/srcbucket21.txt' INTO TABLE srcbucket_mapjoin_part_2 PARTITION (part='2') POSTHOOK: type: LOAD POSTHOOK: Output: default@srcbucket_mapjoin_part_2@part=2 PREHOOK: query: ALTER TABLE srcbucket_mapjoin_part_2 CLUSTERED BY (key) INTO 3 BUCKETS PREHOOK: type: ALTERTABLE_CLUSTER_SORT PREHOOK: Input: default@srcbucket_mapjoin_part_2 PREHOOK: Output: default@srcbucket_mapjoin_part_2 POSTHOOK: query: ALTER TABLE srcbucket_mapjoin_part_2 CLUSTERED BY (key) INTO 3 BUCKETS POSTHOOK: type: ALTERTABLE_CLUSTER_SORT POSTHOOK: Input: default@srcbucket_mapjoin_part_2 POSTHOOK: Output: default@srcbucket_mapjoin_part_2 PREHOOK: query: -- The table bucketing metadata matches but the partition metadata does not, bucket map join should not be used EXPLAIN EXTENDED SELECT /*+ MAPJOIN(b) */ count(*) FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.part IS NOT NULL AND b.part IS NOT NULL PREHOOK: type: QUERY POSTHOOK: query: -- The table bucketing metadata matches but the partition metadata does not, bucket map join should not be used EXPLAIN EXTENDED SELECT /*+ MAPJOIN(b) */ count(*) FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.part IS NOT NULL AND b.part IS NOT NULL 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_FUNCTION TOK_ISNOTNULL (. (TOK_TABLE_OR_COL a) part))) (TOK_FUNCTION TOK_ISNOTNULL (. (TOK_TABLE_OR_COL b) part))))) (TOK_INSERT (TOK_DESTINATION (TOK_DIR TOK_TMP_FILE)) (TOK_SELECT (TOK_HINTLIST (TOK_HINT TOK_MAPJOIN (TOK_HINTARGLIST b))) (TOK_SELEXPR (TOK_FUNCTIONSTAR count))))) 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: part 1 properties: bucket_count 3 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_2 numFiles 3 numRows 0 partition_columns part 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 4200 #### 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 3 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_2 numFiles 5 numPartitions 2 numRows 0 partition_columns part 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 6950 #### 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 Partition input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: part 2 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 part 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 3 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_2 numFiles 5 numPartitions 2 numRows 0 partition_columns part 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 6950 #### 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 1 handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] Position of Big Table: 0 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 1 handleSkewJoin: false keys: 0 [Column[key]] 1 [Column[key]] Position of Big Table: 0 Select Operator Group By Operator aggregations: expr: count() bucketGroup: false mode: hash outputColumnNames: _col0 Reduce Output Operator sort order: tag: -1 value expressions: expr: _col0 type: bigint Local Work: Map Reduce Local Work Path -> Alias: #### A masked pattern was here #### Path -> Partition: #### A masked pattern was here #### Partition base file name: part=1 input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: part 1 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 part 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 3 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_1 numFiles 5 numPartitions 2 numRows 0 partition_columns part 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 6950 #### 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 #### A masked pattern was here #### Partition base file name: part=2 input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: part 2 properties: bucket_count 3 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_1 numFiles 3 numRows 0 partition_columns part 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 4200 #### 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 3 bucket_field_name key columns key,value columns.types int:string #### A masked pattern was here #### name default.srcbucket_mapjoin_part_1 numFiles 5 numPartitions 2 numRows 0 partition_columns part 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 6950 #### 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/part=1 [a] /srcbucket_mapjoin_part_1/part=2 [a] Needs Tagging: false Reduce Operator Tree: Group By Operator aggregations: expr: count(VALUE._col0) bucketGroup: false mode: mergepartial outputColumnNames: _col0 Select Operator expressions: expr: _col0 type: bigint outputColumnNames: _col0 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 columns.types bigint escape.delim \ hive.serialization.extend.nesting.levels true serialization.format 1 TotalFiles: 1 GatherStats: false MultiFileSpray: false Stage: Stage-0 Fetch Operator limit: -1 PREHOOK: query: SELECT /*+ MAPJOIN(b) */ count(*) FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.part IS NOT NULL AND b.part IS NOT NULL PREHOOK: type: QUERY PREHOOK: Input: default@srcbucket_mapjoin_part_1 PREHOOK: Input: default@srcbucket_mapjoin_part_1@part=1 PREHOOK: Input: default@srcbucket_mapjoin_part_1@part=2 PREHOOK: Input: default@srcbucket_mapjoin_part_2 PREHOOK: Input: default@srcbucket_mapjoin_part_2@part=1 PREHOOK: Input: default@srcbucket_mapjoin_part_2@part=2 #### A masked pattern was here #### POSTHOOK: query: SELECT /*+ MAPJOIN(b) */ count(*) FROM srcbucket_mapjoin_part_1 a JOIN srcbucket_mapjoin_part_2 b ON a.key = b.key AND a.part IS NOT NULL AND b.part IS NOT NULL POSTHOOK: type: QUERY POSTHOOK: Input: default@srcbucket_mapjoin_part_1 POSTHOOK: Input: default@srcbucket_mapjoin_part_1@part=1 POSTHOOK: Input: default@srcbucket_mapjoin_part_1@part=2 POSTHOOK: Input: default@srcbucket_mapjoin_part_2 POSTHOOK: Input: default@srcbucket_mapjoin_part_2@part=1 POSTHOOK: Input: default@srcbucket_mapjoin_part_2@part=2 #### A masked pattern was here #### 2116