[
https://issues.apache.org/jira/browse/HIVE-24388?focusedWorklogId=522779&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-522779
]
ASF GitHub Bot logged work on HIVE-24388:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 10/Dec/20 16:20
Start Date: 10/Dec/20 16:20
Worklog Time Spent: 10m
Work Description: kgyrtkirk commented on a change in pull request #1750:
URL: https://github.com/apache/hive/pull/1750#discussion_r540303546
##########
File path: ql/src/test/results/clientpositive/llap/swo_event_merge.q.out
##########
@@ -0,0 +1,291 @@
+PREHOOK: query: drop table if exists x1_store_sales
+PREHOOK: type: DROPTABLE
+POSTHOOK: query: drop table if exists x1_store_sales
+POSTHOOK: type: DROPTABLE
+PREHOOK: query: drop table if exists x1_date_dim
+PREHOOK: type: DROPTABLE
+POSTHOOK: query: drop table if exists x1_date_dim
+POSTHOOK: type: DROPTABLE
+PREHOOK: query: drop table if exists x1_item
+PREHOOK: type: DROPTABLE
+POSTHOOK: query: drop table if exists x1_item
+POSTHOOK: type: DROPTABLE
+PREHOOK: query: create table x1_store_sales
+(
+ ss_item_sk int
+)
+partitioned by (ss_sold_date_sk int)
+stored as orc
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@x1_store_sales
+POSTHOOK: query: create table x1_store_sales
+(
+ ss_item_sk int
+)
+partitioned by (ss_sold_date_sk int)
+stored as orc
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@x1_store_sales
+PREHOOK: query: create table x1_date_dim
+(
+ d_date_sk int,
+ d_month_seq int,
+ d_year int,
+ d_moy int
+)
+stored as orc
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@x1_date_dim
+POSTHOOK: query: create table x1_date_dim
+(
+ d_date_sk int,
+ d_month_seq int,
+ d_year int,
+ d_moy int
+)
+stored as orc
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@x1_date_dim
+PREHOOK: query: insert into x1_date_dim values (1,1,2000,2),
+ (2,2,2001,2)
+PREHOOK: type: QUERY
+PREHOOK: Input: _dummy_database@_dummy_table
+PREHOOK: Output: default@x1_date_dim
+POSTHOOK: query: insert into x1_date_dim values (1,1,2000,2),
+ (2,2,2001,2)
+POSTHOOK: type: QUERY
+POSTHOOK: Input: _dummy_database@_dummy_table
+POSTHOOK: Output: default@x1_date_dim
+POSTHOOK: Lineage: x1_date_dim.d_date_sk SCRIPT []
+POSTHOOK: Lineage: x1_date_dim.d_month_seq SCRIPT []
+POSTHOOK: Lineage: x1_date_dim.d_moy SCRIPT []
+POSTHOOK: Lineage: x1_date_dim.d_year SCRIPT []
+PREHOOK: query: insert into x1_store_sales partition (ss_sold_date_sk=1)
values (1)
+PREHOOK: type: QUERY
+PREHOOK: Input: _dummy_database@_dummy_table
+PREHOOK: Output: default@x1_store_sales@ss_sold_date_sk=1
+POSTHOOK: query: insert into x1_store_sales partition (ss_sold_date_sk=1)
values (1)
+POSTHOOK: type: QUERY
+POSTHOOK: Input: _dummy_database@_dummy_table
+POSTHOOK: Output: default@x1_store_sales@ss_sold_date_sk=1
+POSTHOOK: Lineage: x1_store_sales PARTITION(ss_sold_date_sk=1).ss_item_sk
SCRIPT []
+PREHOOK: query: insert into x1_store_sales partition (ss_sold_date_sk=2)
values (2)
+PREHOOK: type: QUERY
+PREHOOK: Input: _dummy_database@_dummy_table
+PREHOOK: Output: default@x1_store_sales@ss_sold_date_sk=2
+POSTHOOK: query: insert into x1_store_sales partition (ss_sold_date_sk=2)
values (2)
+POSTHOOK: type: QUERY
+POSTHOOK: Input: _dummy_database@_dummy_table
+POSTHOOK: Output: default@x1_store_sales@ss_sold_date_sk=2
+POSTHOOK: Lineage: x1_store_sales PARTITION(ss_sold_date_sk=2).ss_item_sk
SCRIPT []
+PREHOOK: query: alter table x1_store_sales partition (ss_sold_date_sk=1)
update statistics set(
+'numRows'='123456',
+'rawDataSize'='1234567')
+PREHOOK: type: ALTERTABLE_UPDATEPARTSTATS
+PREHOOK: Input: default@x1_store_sales
+PREHOOK: Output: default@x1_store_sales@ss_sold_date_sk=1
+POSTHOOK: query: alter table x1_store_sales partition (ss_sold_date_sk=1)
update statistics set(
+'numRows'='123456',
+'rawDataSize'='1234567')
+POSTHOOK: type: ALTERTABLE_UPDATEPARTSTATS
+POSTHOOK: Input: default@x1_store_sales
+POSTHOOK: Input: default@x1_store_sales@ss_sold_date_sk=1
+POSTHOOK: Output: default@x1_store_sales@ss_sold_date_sk=1
+PREHOOK: query: alter table x1_date_dim update statistics set(
+'numRows'='56',
+'rawDataSize'='81449')
+PREHOOK: type: ALTERTABLE_UPDATETABLESTATS
+PREHOOK: Input: default@x1_date_dim
+PREHOOK: Output: default@x1_date_dim
+POSTHOOK: query: alter table x1_date_dim update statistics set(
+'numRows'='56',
+'rawDataSize'='81449')
+POSTHOOK: type: ALTERTABLE_UPDATETABLESTATS
+POSTHOOK: Input: default@x1_date_dim
+POSTHOOK: Output: default@x1_date_dim
+PREHOOK: query: explain
+select count(*) cnt
+ from
+ x1_store_sales s
+ ,x1_date_dim d
+ where
+ 1=1
+ and s.ss_sold_date_sk = d.d_date_sk
+ and d.d_year=2000
+union
+select s.ss_item_sk*d_date_sk
+ from
+ x1_store_sales s
+ ,x1_date_dim d
+ where
+ 1=1
+ and s.ss_sold_date_sk = d.d_date_sk
+ and d.d_year=2001
+ group by s.ss_item_sk*d_date_sk
+PREHOOK: type: QUERY
+PREHOOK: Input: default@x1_date_dim
+PREHOOK: Input: default@x1_store_sales
+PREHOOK: Input: default@x1_store_sales@ss_sold_date_sk=1
+PREHOOK: Input: default@x1_store_sales@ss_sold_date_sk=2
+#### A masked pattern was here ####
+POSTHOOK: query: explain
+select count(*) cnt
+ from
+ x1_store_sales s
+ ,x1_date_dim d
+ where
+ 1=1
+ and s.ss_sold_date_sk = d.d_date_sk
+ and d.d_year=2000
+union
+select s.ss_item_sk*d_date_sk
+ from
+ x1_store_sales s
+ ,x1_date_dim d
+ where
+ 1=1
+ and s.ss_sold_date_sk = d.d_date_sk
+ and d.d_year=2001
+ group by s.ss_item_sk*d_date_sk
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@x1_date_dim
+POSTHOOK: Input: default@x1_store_sales
+POSTHOOK: Input: default@x1_store_sales@ss_sold_date_sk=1
+POSTHOOK: Input: default@x1_store_sales@ss_sold_date_sk=2
+#### A masked pattern was here ####
+Plan optimized by CBO.
+
+Vertex dependency in root stage
+Reducer 2 <- Map 1 (SIMPLE_EDGE), Map 8 (SIMPLE_EDGE)
+Reducer 3 <- Reducer 2 (CUSTOM_SIMPLE_EDGE), Union 4 (CONTAINS)
+Reducer 5 <- Union 4 (SIMPLE_EDGE)
+Reducer 6 <- Map 1 (SIMPLE_EDGE), Map 8 (SIMPLE_EDGE)
+Reducer 7 <- Reducer 6 (SIMPLE_EDGE), Union 4 (CONTAINS)
+
+Stage-0
+ Fetch Operator
+ limit:-1
+ Stage-1
+ Reducer 5 vectorized, llap
+ File Output Operator [FS_89]
+ Group By Operator [GBY_88] (rows=1 width=8)
+ Output:["_col0"],keys:KEY._col0
+ <-Union 4 [SIMPLE_EDGE]
+ <-Reducer 3 [CONTAINS] vectorized, llap
+ Reduce Output Operator [RS_87]
+ PartitionCols:_col0
+ Group By Operator [GBY_86] (rows=1 width=8)
+ Output:["_col0"],keys:_col0
+ Group By Operator [GBY_85] (rows=1 width=8)
+ Output:["_col0"],aggregations:["count(VALUE._col0)"]
+ <-Reducer 2 [CUSTOM_SIMPLE_EDGE] llap
+ PARTITION_ONLY_SHUFFLE [RS_11]
+ Group By Operator [GBY_10] (rows=1 width=8)
+ Output:["_col0"],aggregations:["count()"]
+ Merge Join Operator [MERGEJOIN_51] (rows=1728398 width=8)
+ Conds:RS_71._col0=RS_77._col0(Inner)
+ <-Map 1 [SIMPLE_EDGE] vectorized, llap
+ SHUFFLE [RS_71]
+ PartitionCols:_col0
+ Select Operator [SEL_69] (rows=123457 width=4)
+ Output:["_col0"]
+ Filter Operator [FIL_68]
+ predicate:ss_sold_date_sk is not null
+ TableScan [TS_0] (rows=123457 width=14)
+
default@x1_store_sales,s,Tbl:COMPLETE,Col:COMPLETE,Output:["ss_item_sk"]
Review comment:
@jcamachor should I add a config knob to control event operator merge?
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Issue Time Tracking
-------------------
Worklog Id: (was: 522779)
Time Spent: 1h (was: 50m)
> Enhance swo optimizations to merge EventOperators
> -------------------------------------------------
>
> Key: HIVE-24388
> URL: https://issues.apache.org/jira/browse/HIVE-24388
> Project: Hive
> Issue Type: Sub-task
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1h
> Remaining Estimate: 0h
>
> {code}
> EVENT1->TS1
> EVENT2->TS2
> {code}
> are not merged because a TS may only handles the first event properly;
> sending 2 events would cause one of them to be ignored
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