PREHOOK: query: explain select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 PREHOOK: type: QUERY POSTHOOK: query: explain select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 POSTHOOK: type: QUERY 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: x Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (UDFToDouble(key) = 9999.0) (type: boolean) Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE Select Operator expressions: value (type: string), substr(value, 5) (type: string) outputColumnNames: _col1, _col2 Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE Group By Operator aggregations: count(1), count(DISTINCT _col1), count(DISTINCT _col2) keys: _col1 (type: string), _col2 (type: string) mode: hash outputColumnNames: _col0, _col1, _col2, _col3, _col4 Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: _col0 (type: string), _col1 (type: string) sort order: ++ Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE value expressions: _col2 (type: bigint) Reduce Operator Tree: Group By Operator aggregations: count(VALUE._col0), count(DISTINCT KEY._col0:0._col0), count(DISTINCT KEY._col0:1._col0) mode: mergepartial outputColumnNames: _col0, _col1, _col2 Statistics: Num rows: 1 Data size: 40 Basic stats: COMPLETE Column stats: NONE File Output Operator compressed: false Statistics: Num rows: 1 Data size: 40 Basic stats: COMPLETE Column stats: NONE 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 Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink PREHOOK: query: select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 PREHOOK: type: QUERY PREHOOK: Input: default@src #### A masked pattern was here #### POSTHOOK: query: select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 POSTHOOK: type: QUERY POSTHOOK: Input: default@src #### A masked pattern was here #### 0 0 0 PREHOOK: query: explain select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 PREHOOK: type: QUERY POSTHOOK: query: explain select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 POSTHOOK: type: QUERY 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: x Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE Filter Operator predicate: (UDFToDouble(key) = 9999.0) (type: boolean) Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE Select Operator expressions: value (type: string), substr(value, 5) (type: string) outputColumnNames: _col1, _col2 Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE Reduce Output Operator key expressions: _col1 (type: string), _col2 (type: string) sort order: ++ Statistics: Num rows: 250 Data size: 2656 Basic stats: COMPLETE Column stats: NONE Reduce Operator Tree: Group By Operator aggregations: count(1), count(DISTINCT KEY._col0:0._col0), count(DISTINCT KEY._col0:1._col0) mode: complete outputColumnNames: _col0, _col1, _col2 Statistics: Num rows: 1 Data size: 24 Basic stats: COMPLETE Column stats: NONE File Output Operator compressed: false Statistics: Num rows: 1 Data size: 24 Basic stats: COMPLETE Column stats: NONE 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 Stage: Stage-0 Fetch Operator limit: -1 Processor Tree: ListSink PREHOOK: query: select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 PREHOOK: type: QUERY PREHOOK: Input: default@src #### A masked pattern was here #### POSTHOOK: query: select count(1), count(distinct x.value), count(distinct substr(x.value, 5)) from src x where x.key = 9999 POSTHOOK: type: QUERY POSTHOOK: Input: default@src #### A masked pattern was here #### 0 0 0