PREHOOK: query: -- list bucketing DML : dynamic partition and 2 stage query plan. -- INCLUDE_HADOOP_MAJOR_VERSIONS(0.23) -- create a skewed table create table list_bucketing_dynamic_part (key String, value String) partitioned by (ds String, hr String) skewed by (key) on ("484") stored as DIRECTORIES PREHOOK: type: CREATETABLE PREHOOK: Output: database:default PREHOOK: Output: default@list_bucketing_dynamic_part POSTHOOK: query: -- list bucketing DML : dynamic partition and 2 stage query plan. -- INCLUDE_HADOOP_MAJOR_VERSIONS(0.23) -- create a skewed table create table list_bucketing_dynamic_part (key String, value String) partitioned by (ds String, hr String) skewed by (key) on ("484") stored as DIRECTORIES POSTHOOK: type: CREATETABLE POSTHOOK: Output: database:default POSTHOOK: Output: default@list_bucketing_dynamic_part PREHOOK: query: -- list bucketing DML explain extended insert overwrite table list_bucketing_dynamic_part partition (ds='2008-04-08', hr) select key, value, hr from srcpart where ds='2008-04-08' PREHOOK: type: QUERY POSTHOOK: query: -- list bucketing DML explain extended insert overwrite table list_bucketing_dynamic_part partition (ds='2008-04-08', hr) select key, value, hr from srcpart where ds='2008-04-08' POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: TOK_QUERY TOK_FROM TOK_TABREF TOK_TABNAME srcpart TOK_INSERT TOK_DESTINATION TOK_TAB TOK_TABNAME list_bucketing_dynamic_part TOK_PARTSPEC TOK_PARTVAL ds '2008-04-08' TOK_PARTVAL hr TOK_SELECT TOK_SELEXPR TOK_TABLE_OR_COL key TOK_SELEXPR TOK_TABLE_OR_COL value TOK_SELEXPR TOK_TABLE_OR_COL hr TOK_WHERE = TOK_TABLE_OR_COL ds '2008-04-08' STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 depends on stages: Stage-1 Stage-2 depends on stages: Stage-0 STAGE PLANS: Stage: Stage-1 Map Reduce Map Operator Tree: TableScan alias: srcpart Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE GatherStats: false Select Operator expressions: key (type: string), value (type: string), hr (type: string) outputColumnNames: _col0, _col1, _col2 Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE File Output Operator compressed: false GlobalTableId: 1 #### A masked pattern was here #### NumFilesPerFileSink: 1 Static Partition Specification: ds=2008-04-08/ Statistics: Num rows: 1000 Data size: 10624 Basic stats: COMPLETE Column stats: NONE #### A masked pattern was here #### table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat properties: bucket_count -1 columns key,value columns.comments columns.types string:string #### A masked pattern was here #### name default.list_bucketing_dynamic_part partition_columns ds/hr partition_columns.types string:string serialization.ddl struct list_bucketing_dynamic_part { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe name: default.list_bucketing_dynamic_part TotalFiles: 1 GatherStats: true MultiFileSpray: false Path -> Alias: #### A masked pattern was here #### Path -> Partition: #### A masked pattern was here #### Partition base file name: hr=11 input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: ds 2008-04-08 hr 11 properties: COLUMN_STATS_ACCURATE true bucket_count -1 columns key,value columns.comments 'default','default' columns.types string:string #### A masked pattern was here #### name default.srcpart numFiles 1 numRows 500 partition_columns ds/hr partition_columns.types string:string rawDataSize 5312 serialization.ddl struct srcpart { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe totalSize 5812 #### 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 -1 columns key,value columns.comments 'default','default' columns.types string:string #### A masked pattern was here #### name default.srcpart partition_columns ds/hr partition_columns.types string:string serialization.ddl struct srcpart { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe name: default.srcpart name: default.srcpart #### A masked pattern was here #### Partition base file name: hr=12 input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: ds 2008-04-08 hr 12 properties: COLUMN_STATS_ACCURATE true bucket_count -1 columns key,value columns.comments 'default','default' columns.types string:string #### A masked pattern was here #### name default.srcpart numFiles 1 numRows 500 partition_columns ds/hr partition_columns.types string:string rawDataSize 5312 serialization.ddl struct srcpart { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe totalSize 5812 #### 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 -1 columns key,value columns.comments 'default','default' columns.types string:string #### A masked pattern was here #### name default.srcpart partition_columns ds/hr partition_columns.types string:string serialization.ddl struct srcpart { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe name: default.srcpart name: default.srcpart Truncated Path -> Alias: /srcpart/ds=2008-04-08/hr=11 [$hdt$_0:srcpart] /srcpart/ds=2008-04-08/hr=12 [$hdt$_0:srcpart] Stage: Stage-0 Move Operator tables: partition: ds 2008-04-08 hr replace: true #### A masked pattern was here #### table: input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat properties: bucket_count -1 columns key,value columns.comments columns.types string:string #### A masked pattern was here #### name default.list_bucketing_dynamic_part partition_columns ds/hr partition_columns.types string:string serialization.ddl struct list_bucketing_dynamic_part { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe name: default.list_bucketing_dynamic_part Stage: Stage-2 Stats-Aggr Operator #### A masked pattern was here #### PREHOOK: query: insert overwrite table list_bucketing_dynamic_part partition (ds='2008-04-08', hr) select key, value, hr from srcpart where ds='2008-04-08' PREHOOK: type: QUERY PREHOOK: Input: default@srcpart PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11 PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12 PREHOOK: Output: default@list_bucketing_dynamic_part@ds=2008-04-08 POSTHOOK: query: insert overwrite table list_bucketing_dynamic_part partition (ds='2008-04-08', hr) select key, value, hr from srcpart where ds='2008-04-08' POSTHOOK: type: QUERY POSTHOOK: Input: default@srcpart POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11 POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12 POSTHOOK: Output: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=11 POSTHOOK: Output: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=12 POSTHOOK: Lineage: list_bucketing_dynamic_part PARTITION(ds=2008-04-08,hr=11).key SIMPLE [(srcpart)srcpart.FieldSchema(name:key, type:string, comment:default), ] POSTHOOK: Lineage: list_bucketing_dynamic_part PARTITION(ds=2008-04-08,hr=11).value SIMPLE [(srcpart)srcpart.FieldSchema(name:value, type:string, comment:default), ] POSTHOOK: Lineage: list_bucketing_dynamic_part PARTITION(ds=2008-04-08,hr=12).key SIMPLE [(srcpart)srcpart.FieldSchema(name:key, type:string, comment:default), ] POSTHOOK: Lineage: list_bucketing_dynamic_part PARTITION(ds=2008-04-08,hr=12).value SIMPLE [(srcpart)srcpart.FieldSchema(name:value, type:string, comment:default), ] PREHOOK: query: -- check DML result desc formatted list_bucketing_dynamic_part partition (ds='2008-04-08', hr='11') PREHOOK: type: DESCTABLE PREHOOK: Input: default@list_bucketing_dynamic_part POSTHOOK: query: -- check DML result desc formatted list_bucketing_dynamic_part partition (ds='2008-04-08', hr='11') POSTHOOK: type: DESCTABLE POSTHOOK: Input: default@list_bucketing_dynamic_part # col_name data_type comment key string value string # Partition Information # col_name data_type comment ds string hr string # Detailed Partition Information Partition Value: [2008-04-08, 11] Database: default Table: list_bucketing_dynamic_part #### A masked pattern was here #### Protect Mode: None #### A masked pattern was here #### Partition Parameters: COLUMN_STATS_ACCURATE true numFiles 2 numRows 500 rawDataSize 5312 totalSize 5812 #### A masked pattern was here #### # Storage Information SerDe Library: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe InputFormat: org.apache.hadoop.mapred.TextInputFormat OutputFormat: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Compressed: No Num Buckets: -1 Bucket Columns: [] Sort Columns: [] Stored As SubDirectories: Yes Skewed Columns: [key] Skewed Values: [[484]] #### A masked pattern was here #### Skewed Value to Truncated Path: {[484]=/list_bucketing_dynamic_part/ds=2008-04-08/hr=11/key=484} Storage Desc Params: serialization.format 1 PREHOOK: query: desc formatted list_bucketing_dynamic_part partition (ds='2008-04-08', hr='12') PREHOOK: type: DESCTABLE PREHOOK: Input: default@list_bucketing_dynamic_part POSTHOOK: query: desc formatted list_bucketing_dynamic_part partition (ds='2008-04-08', hr='12') POSTHOOK: type: DESCTABLE POSTHOOK: Input: default@list_bucketing_dynamic_part # col_name data_type comment key string value string # Partition Information # col_name data_type comment ds string hr string # Detailed Partition Information Partition Value: [2008-04-08, 12] Database: default Table: list_bucketing_dynamic_part #### A masked pattern was here #### Protect Mode: None #### A masked pattern was here #### Partition Parameters: COLUMN_STATS_ACCURATE true numFiles 2 numRows 500 rawDataSize 5312 totalSize 5812 #### A masked pattern was here #### # Storage Information SerDe Library: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe InputFormat: org.apache.hadoop.mapred.TextInputFormat OutputFormat: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat Compressed: No Num Buckets: -1 Bucket Columns: [] Sort Columns: [] Stored As SubDirectories: Yes Skewed Columns: [key] Skewed Values: [[484]] #### A masked pattern was here #### Skewed Value to Truncated Path: {[484]=/list_bucketing_dynamic_part/ds=2008-04-08/hr=12/key=484} Storage Desc Params: serialization.format 1 PREHOOK: query: select count(1) from srcpart where ds='2008-04-08' PREHOOK: type: QUERY PREHOOK: Input: default@srcpart PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11 PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=12 #### A masked pattern was here #### POSTHOOK: query: select count(1) from srcpart where ds='2008-04-08' POSTHOOK: type: QUERY POSTHOOK: Input: default@srcpart POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11 POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=12 #### A masked pattern was here #### 1000 PREHOOK: query: select count(1) from list_bucketing_dynamic_part where ds='2008-04-08' PREHOOK: type: QUERY PREHOOK: Input: default@list_bucketing_dynamic_part PREHOOK: Input: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=11 PREHOOK: Input: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=12 #### A masked pattern was here #### POSTHOOK: query: select count(1) from list_bucketing_dynamic_part where ds='2008-04-08' POSTHOOK: type: QUERY POSTHOOK: Input: default@list_bucketing_dynamic_part POSTHOOK: Input: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=11 POSTHOOK: Input: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=12 #### A masked pattern was here #### 1000 PREHOOK: query: select key, value from srcpart where ds='2008-04-08' and hr='11' and key = "484" PREHOOK: type: QUERY PREHOOK: Input: default@srcpart PREHOOK: Input: default@srcpart@ds=2008-04-08/hr=11 #### A masked pattern was here #### POSTHOOK: query: select key, value from srcpart where ds='2008-04-08' and hr='11' and key = "484" POSTHOOK: type: QUERY POSTHOOK: Input: default@srcpart POSTHOOK: Input: default@srcpart@ds=2008-04-08/hr=11 #### A masked pattern was here #### 484 val_484 PREHOOK: query: explain extended select key, value from list_bucketing_dynamic_part where ds='2008-04-08' and hr='11' and key = "484" PREHOOK: type: QUERY POSTHOOK: query: explain extended select key, value from list_bucketing_dynamic_part where ds='2008-04-08' and hr='11' and key = "484" POSTHOOK: type: QUERY ABSTRACT SYNTAX TREE: TOK_QUERY TOK_FROM TOK_TABREF TOK_TABNAME list_bucketing_dynamic_part TOK_INSERT TOK_DESTINATION TOK_DIR TOK_TMP_FILE TOK_SELECT TOK_SELEXPR TOK_TABLE_OR_COL key TOK_SELEXPR TOK_TABLE_OR_COL value TOK_WHERE and and = TOK_TABLE_OR_COL ds '2008-04-08' = TOK_TABLE_OR_COL hr '11' = TOK_TABLE_OR_COL key "484" STAGE DEPENDENCIES: Stage-1 is a root stage Stage-0 depends on stages: Stage-1 STAGE PLANS: Stage: Stage-1 Map Reduce Map Operator Tree: TableScan alias: list_bucketing_dynamic_part Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE GatherStats: false Filter Operator isSamplingPred: false predicate: (key = '484') (type: boolean) Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE Select Operator expressions: '484' (type: string), value (type: string) outputColumnNames: _col0, _col1 Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE File Output Operator compressed: false GlobalTableId: 0 #### A masked pattern was here #### NumFilesPerFileSink: 1 Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE #### 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 string:string escape.delim \ hive.serialization.extend.nesting.levels true serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe TotalFiles: 1 GatherStats: false MultiFileSpray: false Path -> Alias: #### A masked pattern was here #### Path -> Partition: #### A masked pattern was here #### Partition base file name: key=484 input format: org.apache.hadoop.mapred.TextInputFormat output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat partition values: ds 2008-04-08 hr 11 properties: COLUMN_STATS_ACCURATE true bucket_count -1 columns key,value columns.comments columns.types string:string #### A masked pattern was here #### name default.list_bucketing_dynamic_part numFiles 2 numRows 500 partition_columns ds/hr partition_columns.types string:string rawDataSize 5312 serialization.ddl struct list_bucketing_dynamic_part { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe totalSize 5812 #### 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 -1 columns key,value columns.comments columns.types string:string #### A masked pattern was here #### name default.list_bucketing_dynamic_part partition_columns ds/hr partition_columns.types string:string serialization.ddl struct list_bucketing_dynamic_part { string key, string value} serialization.format 1 serialization.lib org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe #### A masked pattern was here #### serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe name: default.list_bucketing_dynamic_part name: default.list_bucketing_dynamic_part Truncated Path -> Alias: /list_bucketing_dynamic_part/ds=2008-04-08/hr=11/key=484 [$hdt$_0:list_bucketing_dynamic_part] Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink PREHOOK: query: select key, value from list_bucketing_dynamic_part where ds='2008-04-08' and hr='11' and key = "484" PREHOOK: type: QUERY PREHOOK: Input: default@list_bucketing_dynamic_part PREHOOK: Input: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=11 #### A masked pattern was here #### POSTHOOK: query: select key, value from list_bucketing_dynamic_part where ds='2008-04-08' and hr='11' and key = "484" POSTHOOK: type: QUERY POSTHOOK: Input: default@list_bucketing_dynamic_part POSTHOOK: Input: default@list_bucketing_dynamic_part@ds=2008-04-08/hr=11 #### A masked pattern was here #### 484 val_484 PREHOOK: query: -- clean up resources drop table list_bucketing_dynamic_part PREHOOK: type: DROPTABLE PREHOOK: Input: default@list_bucketing_dynamic_part PREHOOK: Output: default@list_bucketing_dynamic_part POSTHOOK: query: -- clean up resources drop table list_bucketing_dynamic_part POSTHOOK: type: DROPTABLE POSTHOOK: Input: default@list_bucketing_dynamic_part POSTHOOK: Output: default@list_bucketing_dynamic_part