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Posted to commits@hive.apache.org by jc...@apache.org on 2019/03/16 03:18:45 UTC
[hive] 02/02: HIVE-21444: Additional tests for materialized view
rewriting (Jesus Camacho Rodriguez, reviewed by Ashutosh Chauhan)
This is an automated email from the ASF dual-hosted git repository.
jcamacho pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/hive.git
commit 8d4300a02691777fc96f33861ed27e64fed72f2c
Author: Jesus Camacho Rodriguez <jc...@apache.org>
AuthorDate: Wed Mar 13 13:31:43 2019 -0700
HIVE-21444: Additional tests for materialized view rewriting (Jesus Camacho Rodriguez, reviewed by Ashutosh Chauhan)
---
.../clientpositive/materialized_view_rewrite_1.q | 38 ++++
.../llap/materialized_view_rewrite_1.q.out | 252 +++++++++++++++++++++
2 files changed, 290 insertions(+)
diff --git a/ql/src/test/queries/clientpositive/materialized_view_rewrite_1.q b/ql/src/test/queries/clientpositive/materialized_view_rewrite_1.q
index ff7cefc..fc69cfd 100644
--- a/ql/src/test/queries/clientpositive/materialized_view_rewrite_1.q
+++ b/ql/src/test/queries/clientpositive/materialized_view_rewrite_1.q
@@ -167,3 +167,41 @@ select name from emps_n3 group by name;
select name from emps_n3 group by name;
drop materialized view mv1_n2;
+
+-- NEW 1
+create materialized view mv1_n2 as
+select deptno, name, count(*) as c
+from depts_n2
+group by deptno, name;
+
+explain
+select name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by name;
+
+select name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by name;
+
+drop materialized view mv1_n2;
+
+-- NEW 2
+create materialized view mv1_n2 as
+select deptno, name, locationid, count(*) as c
+from depts_n2
+group by deptno, name, locationid;
+
+explain
+select deptno, name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by deptno, name;
+
+select deptno, name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by deptno, name;
+
+drop materialized view mv1_n2;
diff --git a/ql/src/test/results/clientpositive/llap/materialized_view_rewrite_1.q.out b/ql/src/test/results/clientpositive/llap/materialized_view_rewrite_1.q.out
index b9af487..d8aab03 100644
--- a/ql/src/test/results/clientpositive/llap/materialized_view_rewrite_1.q.out
+++ b/ql/src/test/results/clientpositive/llap/materialized_view_rewrite_1.q.out
@@ -1019,3 +1019,255 @@ POSTHOOK: query: drop materialized view mv1_n2
POSTHOOK: type: DROP_MATERIALIZED_VIEW
POSTHOOK: Input: default@mv1_n2
POSTHOOK: Output: default@mv1_n2
+PREHOOK: query: create materialized view mv1_n2 as
+select deptno, name, count(*) as c
+from depts_n2
+group by deptno, name
+PREHOOK: type: CREATE_MATERIALIZED_VIEW
+PREHOOK: Input: default@depts_n2
+PREHOOK: Output: database:default
+PREHOOK: Output: default@mv1_n2
+POSTHOOK: query: create materialized view mv1_n2 as
+select deptno, name, count(*) as c
+from depts_n2
+group by deptno, name
+POSTHOOK: type: CREATE_MATERIALIZED_VIEW
+POSTHOOK: Input: default@depts_n2
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@mv1_n2
+PREHOOK: query: explain
+select name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by name
+PREHOOK: type: QUERY
+PREHOOK: Input: default@depts_n2
+PREHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+POSTHOOK: query: explain
+select name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by name
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@depts_n2
+POSTHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+STAGE DEPENDENCIES:
+ Stage-1 is a root stage
+ Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+ Stage: Stage-1
+ Tez
+#### A masked pattern was here ####
+ Edges:
+ Reducer 2 <- Map 1 (SIMPLE_EDGE)
+#### A masked pattern was here ####
+ Vertices:
+ Map 1
+ Map Operator Tree:
+ TableScan
+ alias: default.mv1_n2
+ filterExpr: (CAST( name AS STRING) = 'Sales') (type: boolean)
+ Statistics: Num rows: 3 Data size: 291 Basic stats: COMPLETE Column stats: COMPLETE
+ Filter Operator
+ predicate: (CAST( name AS STRING) = 'Sales') (type: boolean)
+ Statistics: Num rows: 1 Data size: 97 Basic stats: COMPLETE Column stats: COMPLETE
+ Select Operator
+ expressions: c (type: bigint)
+ outputColumnNames: _col0
+ Statistics: Num rows: 1 Data size: 97 Basic stats: COMPLETE Column stats: COMPLETE
+ Group By Operator
+ aggregations: sum(_col0)
+ keys: true (type: boolean)
+ minReductionHashAggr: 0.0
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 12 Basic stats: COMPLETE Column stats: COMPLETE
+ Reduce Output Operator
+ key expressions: _col0 (type: boolean)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: boolean)
+ Statistics: Num rows: 1 Data size: 12 Basic stats: COMPLETE Column stats: COMPLETE
+ value expressions: _col1 (type: bigint)
+ Execution mode: vectorized, llap
+ LLAP IO: all inputs
+ Reducer 2
+ Execution mode: vectorized, llap
+ Reduce Operator Tree:
+ Group By Operator
+ aggregations: sum(VALUE._col0)
+ keys: KEY._col0 (type: boolean)
+ mode: mergepartial
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 12 Basic stats: COMPLETE Column stats: COMPLETE
+ Select Operator
+ expressions: 'Sales' (type: varchar(256)), COALESCE(_col1,0) (type: bigint)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 97 Basic stats: COMPLETE Column stats: COMPLETE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 1 Data size: 97 Basic stats: COMPLETE Column stats: COMPLETE
+ table:
+ input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+ output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+ serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+
+ Stage: Stage-0
+ Fetch Operator
+ limit: -1
+ Processor Tree:
+ ListSink
+
+PREHOOK: query: select name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by name
+PREHOOK: type: QUERY
+PREHOOK: Input: default@depts_n2
+PREHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+POSTHOOK: query: select name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by name
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@depts_n2
+POSTHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+Sales 1
+PREHOOK: query: drop materialized view mv1_n2
+PREHOOK: type: DROP_MATERIALIZED_VIEW
+PREHOOK: Input: default@mv1_n2
+PREHOOK: Output: default@mv1_n2
+POSTHOOK: query: drop materialized view mv1_n2
+POSTHOOK: type: DROP_MATERIALIZED_VIEW
+POSTHOOK: Input: default@mv1_n2
+POSTHOOK: Output: default@mv1_n2
+PREHOOK: query: create materialized view mv1_n2 as
+select deptno, name, locationid, count(*) as c
+from depts_n2
+group by deptno, name, locationid
+PREHOOK: type: CREATE_MATERIALIZED_VIEW
+PREHOOK: Input: default@depts_n2
+PREHOOK: Output: database:default
+PREHOOK: Output: default@mv1_n2
+POSTHOOK: query: create materialized view mv1_n2 as
+select deptno, name, locationid, count(*) as c
+from depts_n2
+group by deptno, name, locationid
+POSTHOOK: type: CREATE_MATERIALIZED_VIEW
+POSTHOOK: Input: default@depts_n2
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@mv1_n2
+PREHOOK: query: explain
+select deptno, name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by deptno, name
+PREHOOK: type: QUERY
+PREHOOK: Input: default@depts_n2
+PREHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+POSTHOOK: query: explain
+select deptno, name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by deptno, name
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@depts_n2
+POSTHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+STAGE DEPENDENCIES:
+ Stage-1 is a root stage
+ Stage-0 depends on stages: Stage-1
+
+STAGE PLANS:
+ Stage: Stage-1
+ Tez
+#### A masked pattern was here ####
+ Edges:
+ Reducer 2 <- Map 1 (SIMPLE_EDGE)
+#### A masked pattern was here ####
+ Vertices:
+ Map 1
+ Map Operator Tree:
+ TableScan
+ alias: default.mv1_n2
+ filterExpr: (CAST( name AS STRING) = 'Sales') (type: boolean)
+ Statistics: Num rows: 3 Data size: 303 Basic stats: COMPLETE Column stats: COMPLETE
+ Filter Operator
+ predicate: (CAST( name AS STRING) = 'Sales') (type: boolean)
+ Statistics: Num rows: 1 Data size: 101 Basic stats: COMPLETE Column stats: COMPLETE
+ Select Operator
+ expressions: deptno (type: int), c (type: bigint)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 101 Basic stats: COMPLETE Column stats: COMPLETE
+ Group By Operator
+ aggregations: sum(_col1)
+ keys: _col0 (type: int)
+ minReductionHashAggr: 0.0
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 12 Basic stats: COMPLETE Column stats: COMPLETE
+ Reduce Output Operator
+ key expressions: _col0 (type: int)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: int)
+ Statistics: Num rows: 1 Data size: 12 Basic stats: COMPLETE Column stats: COMPLETE
+ value expressions: _col1 (type: bigint)
+ Execution mode: vectorized, llap
+ LLAP IO: all inputs
+ Reducer 2
+ Execution mode: vectorized, llap
+ Reduce Operator Tree:
+ Group By Operator
+ aggregations: sum(VALUE._col0)
+ keys: KEY._col0 (type: int)
+ mode: mergepartial
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 12 Basic stats: COMPLETE Column stats: COMPLETE
+ Select Operator
+ expressions: _col0 (type: int), 'Sales' (type: varchar(256)), COALESCE(_col1,0) (type: bigint)
+ outputColumnNames: _col0, _col1, _col2
+ Statistics: Num rows: 1 Data size: 101 Basic stats: COMPLETE Column stats: COMPLETE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 1 Data size: 101 Basic stats: COMPLETE Column stats: COMPLETE
+ table:
+ input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+ output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+ serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe
+
+ Stage: Stage-0
+ Fetch Operator
+ limit: -1
+ Processor Tree:
+ ListSink
+
+PREHOOK: query: select deptno, name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by deptno, name
+PREHOOK: type: QUERY
+PREHOOK: Input: default@depts_n2
+PREHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+POSTHOOK: query: select deptno, name, count(*) as c
+from depts_n2
+where name = 'Sales'
+group by deptno, name
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@depts_n2
+POSTHOOK: Input: default@mv1_n2
+#### A masked pattern was here ####
+10 Sales 1
+PREHOOK: query: drop materialized view mv1_n2
+PREHOOK: type: DROP_MATERIALIZED_VIEW
+PREHOOK: Input: default@mv1_n2
+PREHOOK: Output: default@mv1_n2
+POSTHOOK: query: drop materialized view mv1_n2
+POSTHOOK: type: DROP_MATERIALIZED_VIEW
+POSTHOOK: Input: default@mv1_n2
+POSTHOOK: Output: default@mv1_n2