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Posted to commits@hive.apache.org by xu...@apache.org on 2014/12/02 20:57:14 UTC
svn commit: r1642997 [23/31] - in /hive/branches/spark:
itests/src/test/resources/
ql/src/java/org/apache/hadoop/hive/ql/optimizer/spark/
ql/src/test/results/clientpositive/spark/
Modified: hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt2.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt2.q.out?rev=1642997&r1=1642996&r2=1642997&view=diff
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt2.q.out (original)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt2.q.out Tue Dec 2 19:57:10 2014
@@ -57,122 +57,108 @@ EXPLAIN
SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key and a.val = b.val
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
+ Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 1), Map 7 (PARTITION-LEVEL SORT, 1)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 6 (NONE, 0)
#### A masked pattern was here ####
Vertices:
- Map 3
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((key is not null and val is not null) and ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 5 (NONE, 0)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 4
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((key is not null and val is not null) and ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 3
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((key is not null and val is not null) and (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 4
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 4
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 7
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((key is not null and val is not null) and (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ 1 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Reducer 6
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ 1 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
@@ -206,122 +192,108 @@ EXPLAIN
SELECT a.*, b.* FROM T1 a LEFT OUTER JOIN T2 b ON a.key = b.key and a.val = b.val
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 3), Map 4 (PARTITION-LEVEL SORT, 3)
+ Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 3), Map 7 (PARTITION-LEVEL SORT, 3)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 6 (NONE, 0)
#### A masked pattern was here ####
Vertices:
- Map 3
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 5 (NONE, 0)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 4
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')) (type: boolean)
- Map Join Operator
- condition map:
- Left Outer Join0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 3
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
- Map Join Operator
- condition map:
- Left Outer Join0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 4
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 4
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 7
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Left Outer Join0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ 1 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Reducer 6
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Left Outer Join0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ 1 {KEY.reducesinkkey0} {KEY.reducesinkkey1}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
@@ -359,102 +331,91 @@ EXPLAIN
SELECT a.key, count(1) FROM T1 a JOIN T2 b ON a.key = b.key and a.val = b.val group by a.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 3), Map 5 (PARTITION-LEVEL SORT, 3)
+ Reducer 7 <- Map 6 (PARTITION-LEVEL SORT, 3), Map 8 (PARTITION-LEVEL SORT, 3)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 7 (NONE, 0)
+ Reducer 4 <- Union 3 (GROUP, 3)
#### A masked pattern was here ####
Vertices:
- Map 4
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((key is not null and val is not null) and ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 6 (NONE, 0)
- Reducer 3 <- Union 2 (GROUP, 3)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((key is not null and val is not null) and ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0
- input vertices:
- 1 Map 4
- Group By Operator
- aggregations: count(1)
- keys: _col0 (type: string)
- mode: hash
- outputColumnNames: _col0, _col1
- Reduce Output Operator
- key expressions: _col0 (type: string)
- sort order: +
- Map-reduce partition columns: _col0 (type: string)
- value expressions: _col1 (type: bigint)
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
Map 6
Map Operator Tree:
TableScan
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+ Filter Operator
+ predicate: ((key is not null and val is not null) and (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')))) (type: boolean)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 8
+ Map Operator Tree:
+ TableScan
alias: a
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((key is not null and val is not null) and (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0
- input vertices:
- 1 Map 5
- Group By Operator
- aggregations: count(1)
- keys: _col0 (type: string)
- mode: hash
- outputColumnNames: _col0, _col1
- Reduce Output Operator
- key expressions: _col0 (type: string)
- sort order: +
- Map-reduce partition columns: _col0 (type: string)
- value expressions: _col1 (type: bigint)
- Local Work:
- Map Reduce Local Work
- Reducer 3
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0}
+ 1
+ outputColumnNames: _col0
+ Group By Operator
+ aggregations: count(1)
+ keys: _col0 (type: string)
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Reduce Output Operator
+ key expressions: _col0 (type: string)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: string)
+ value expressions: _col1 (type: bigint)
+ Reducer 4
Reduce Operator Tree:
Group By Operator
aggregations: count(VALUE._col0)
@@ -473,30 +434,27 @@ STAGE PLANS:
input format: org.apache.hadoop.mapred.TextInputFormat
output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 5
- Map Operator Tree:
- TableScan
- alias: b
- Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
- Filter Operator
- predicate: ((key is not null and val is not null) and (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')))) (type: boolean)
- Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
+ Reducer 7
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0}
+ 1
+ outputColumnNames: _col0
+ Group By Operator
+ aggregations: count(1)
+ keys: _col0 (type: string)
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Reduce Output Operator
+ key expressions: _col0 (type: string)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: string)
+ value expressions: _col1 (type: bigint)
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
@@ -523,102 +481,91 @@ POSTHOOK: query: EXPLAIN
SELECT a.key, count(1) FROM T1 a LEFT OUTER JOIN T2 b ON a.key = b.key and a.val = b.val group by a.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 3), Map 5 (PARTITION-LEVEL SORT, 3)
+ Reducer 7 <- Map 6 (PARTITION-LEVEL SORT, 3), Map 8 (PARTITION-LEVEL SORT, 3)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 7 (NONE, 0)
+ Reducer 4 <- Union 3 (GROUP, 3)
#### A masked pattern was here ####
Vertices:
- Map 4
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 6 (NONE, 0)
- Reducer 3 <- Union 2 (GROUP, 3)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8')) (type: boolean)
- Map Join Operator
- condition map:
- Left Outer Join0 to 1
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0
- input vertices:
- 1 Map 4
- Group By Operator
- aggregations: count(1)
- keys: _col0 (type: string)
- mode: hash
- outputColumnNames: _col0, _col1
- Reduce Output Operator
- key expressions: _col0 (type: string)
- sort order: +
- Map-reduce partition columns: _col0 (type: string)
- value expressions: _col1 (type: bigint)
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
Map 6
Map Operator Tree:
TableScan
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
+ Filter Operator
+ predicate: (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Map 8
+ Map Operator Tree:
+ TableScan
alias: a
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
- Map Join Operator
- condition map:
- Left Outer Join0 to 1
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- outputColumnNames: _col0
- input vertices:
- 1 Map 5
- Group By Operator
- aggregations: count(1)
- keys: _col0 (type: string)
- mode: hash
- outputColumnNames: _col0, _col1
- Reduce Output Operator
- key expressions: _col0 (type: string)
- sort order: +
- Map-reduce partition columns: _col0 (type: string)
- value expressions: _col1 (type: bigint)
- Local Work:
- Map Reduce Local Work
- Reducer 3
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string), val (type: string)
+ sort order: ++
+ Map-reduce partition columns: key (type: string), val (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Left Outer Join0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0}
+ 1
+ outputColumnNames: _col0
+ Group By Operator
+ aggregations: count(1)
+ keys: _col0 (type: string)
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Reduce Output Operator
+ key expressions: _col0 (type: string)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: string)
+ value expressions: _col1 (type: bigint)
+ Reducer 4
Reduce Operator Tree:
Group By Operator
aggregations: count(VALUE._col0)
@@ -637,30 +584,27 @@ STAGE PLANS:
input format: org.apache.hadoop.mapred.TextInputFormat
output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 5
- Map Operator Tree:
- TableScan
- alias: b
- Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
- Filter Operator
- predicate: (not ((((key = '2') or (key = '7')) or (key = '3')) or (key = '8'))) (type: boolean)
- Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key}
- 1
- keys:
- 0 key (type: string), val (type: string)
- 1 key (type: string), val (type: string)
- Local Work:
- Map Reduce Local Work
+ Reducer 7
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Left Outer Join0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0}
+ 1
+ outputColumnNames: _col0
+ Group By Operator
+ aggregations: count(1)
+ keys: _col0 (type: string)
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Reduce Output Operator
+ key expressions: _col0 (type: string)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: string)
+ value expressions: _col1 (type: bigint)
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
Modified: hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt20.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt20.q.out?rev=1642997&r1=1642996&r2=1642997&view=diff
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt20.q.out (original)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt20.q.out Tue Dec 2 19:57:10 2014
@@ -51,122 +51,112 @@ EXPLAIN
SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
+ Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 1), Map 7 (PARTITION-LEVEL SORT, 1)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 6 (NONE, 0)
#### A masked pattern was here ####
Vertices:
- Map 3
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (key = '2')) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 5 (NONE, 0)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 4
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (key = '2')) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 3
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (key = '2'))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 4
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 4
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 7
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (key = '2'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Reducer 6
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
Modified: hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt3.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt3.q.out?rev=1642997&r1=1642996&r2=1642997&view=diff
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt3.q.out (original)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt3.q.out Tue Dec 2 19:57:10 2014
@@ -51,122 +51,112 @@ EXPLAIN
SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
+ Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 1), Map 7 (PARTITION-LEVEL SORT, 1)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 6 (NONE, 0)
#### A masked pattern was here ####
Vertices:
- Map 3
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (((key = '2') or (key = '8')) or (key = '3'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 5 (NONE, 0)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 4
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (((key = '2') or (key = '8')) or (key = '3'))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 3
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (((key = '2') or (key = '8')) or (key = '3')))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 4
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 4
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 7
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (((key = '2') or (key = '8')) or (key = '3')))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Reducer 6
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
Modified: hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt4.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt4.q.out?rev=1642997&r1=1642996&r2=1642997&view=diff
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt4.q.out (original)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt4.q.out Tue Dec 2 19:57:10 2014
@@ -47,122 +47,112 @@ EXPLAIN
SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
+ Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 1), Map 7 (PARTITION-LEVEL SORT, 1)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 6 (NONE, 0)
#### A masked pattern was here ####
Vertices:
- Map 3
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (key = '2')) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 5 (NONE, 0)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 4
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (key = '2')) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 3
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (key = '2'))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 4
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 4
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 7
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (key = '2'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Reducer 6
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
@@ -197,122 +187,112 @@ EXPLAIN
SELECT a.*, b.* FROM T2 a JOIN T1 b ON a.key = b.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 3), Map 4 (PARTITION-LEVEL SORT, 3)
+ Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 3), Map 7 (PARTITION-LEVEL SORT, 3)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 6 (NONE, 0)
#### A masked pattern was here ####
Vertices:
- Map 3
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (key = '2')) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 5 (NONE, 0)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 4
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (key = '2')) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 3
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (key = '2'))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 4
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 4
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 7
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not (key = '2'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Reducer 6
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator
Modified: hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt5.q.out
URL: http://svn.apache.org/viewvc/hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt5.q.out?rev=1642997&r1=1642996&r2=1642997&view=diff
==============================================================================
--- hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt5.q.out (original)
+++ hive/branches/spark/ql/src/test/results/clientpositive/spark/skewjoinopt5.q.out Tue Dec 2 19:57:10 2014
@@ -49,122 +49,112 @@ EXPLAIN
SELECT a.*, b.* FROM T1 a JOIN T2 b ON a.key = b.key
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
- Stage-2 is a root stage
- Stage-1 depends on stages: Stage-2, Stage-3
- Stage-3 depends on stages: Stage-2
+ Stage-1 is a root stage
Stage-0 depends on stages: Stage-1
STAGE PLANS:
- Stage: Stage-2
+ Stage: Stage-1
Spark
+ Edges:
+ Reducer 2 <- Map 1 (PARTITION-LEVEL SORT, 1), Map 4 (PARTITION-LEVEL SORT, 1)
+ Reducer 6 <- Map 5 (PARTITION-LEVEL SORT, 1), Map 7 (PARTITION-LEVEL SORT, 1)
+ Union 3 <- Reducer 2 (NONE, 0), Reducer 6 (NONE, 0)
#### A masked pattern was here ####
Vertices:
- Map 3
+ Map 1
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and ((key = '2') or (key = '3'))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
-
- Stage: Stage-1
- Spark
- Edges:
- Union 2 <- Map 1 (NONE, 0), Map 5 (NONE, 0)
-#### A masked pattern was here ####
- Vertices:
- Map 1
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 4
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and ((key = '2') or (key = '3'))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 3
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
Map 5
Map Operator Tree:
TableScan
- alias: a
+ alias: b
+ Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not ((key = '2') or (key = '3')))) (type: boolean)
- Map Join Operator
- condition map:
- Inner Join 0 to 1
- condition expressions:
- 0 {key} {val}
- 1 {key} {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- outputColumnNames: _col0, _col1, _col5, _col6
- input vertices:
- 1 Map 4
- Select Operator
- expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
- outputColumnNames: _col0, _col1, _col2, _col3
- File Output Operator
- compressed: false
- 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
- Local Work:
- Map Reduce Local Work
- Union 2
- Vertex: Union 2
-
- Stage: Stage-3
- Spark
-#### A masked pattern was here ####
- Vertices:
- Map 4
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Map 7
Map Operator Tree:
TableScan
- alias: b
+ alias: a
Statistics: Num rows: 0 Data size: 30 Basic stats: PARTIAL Column stats: NONE
Filter Operator
predicate: (key is not null and (not ((key = '2') or (key = '3')))) (type: boolean)
Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
- Spark HashTable Sink Operator
- condition expressions:
- 0 {key} {val}
- 1 {val}
- keys:
- 0 key (type: string)
- 1 key (type: string)
- Local Work:
- Map Reduce Local Work
+ Reduce Output Operator
+ key expressions: key (type: string)
+ sort order: +
+ Map-reduce partition columns: key (type: string)
+ Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
+ value expressions: val (type: string)
+ Reducer 2
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Reducer 6
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Inner Join 0 to 1
+ condition expressions:
+ 0 {KEY.reducesinkkey0} {VALUE._col0}
+ 1 {KEY.reducesinkkey0} {VALUE._col0}
+ outputColumnNames: _col0, _col1, _col5, _col6
+ Select Operator
+ expressions: _col0 (type: string), _col1 (type: string), _col5 (type: string), _col6 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3
+ File Output Operator
+ compressed: false
+ 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
+ Union 3
+ Vertex: Union 3
Stage: Stage-0
Fetch Operator