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Posted to commits@hive.apache.org by ha...@apache.org on 2014/03/01 02:00:18 UTC
svn commit: r1573118 - in /hive/trunk/ql/src:
java/org/apache/hadoop/hive/ql/parse/FromClauseParser.g
test/queries/clientpositive/subquery_alias.q
test/results/clientpositive/subquery_alias.q.out
Author: hashutosh
Date: Sat Mar 1 01:00:18 2014
New Revision: 1573118
URL: http://svn.apache.org/r1573118
Log:
HIVE-6519 : Allow optional as in subquery definition (Gunther Hagleitner via Ashutosh Chauhan)
Added:
hive/trunk/ql/src/test/queries/clientpositive/subquery_alias.q
hive/trunk/ql/src/test/results/clientpositive/subquery_alias.q.out
Modified:
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/FromClauseParser.g
Modified: hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/FromClauseParser.g
URL: http://svn.apache.org/viewvc/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/FromClauseParser.g?rev=1573118&r1=1573117&r2=1573118&view=diff
==============================================================================
--- hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/FromClauseParser.g (original)
+++ hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/FromClauseParser.g Sat Mar 1 01:00:18 2014
@@ -204,7 +204,7 @@ subQuerySource
@init { gParent.pushMsg("subquery source", state); }
@after { gParent.popMsg(state); }
:
- LPAREN queryStatementExpression[false] RPAREN identifier -> ^(TOK_SUBQUERY queryStatementExpression identifier)
+ LPAREN queryStatementExpression[false] RPAREN KW_AS? identifier -> ^(TOK_SUBQUERY queryStatementExpression identifier)
;
//---------------------- Rules for parsing PTF clauses -----------------------------
Added: hive/trunk/ql/src/test/queries/clientpositive/subquery_alias.q
URL: http://svn.apache.org/viewvc/hive/trunk/ql/src/test/queries/clientpositive/subquery_alias.q?rev=1573118&view=auto
==============================================================================
--- hive/trunk/ql/src/test/queries/clientpositive/subquery_alias.q (added)
+++ hive/trunk/ql/src/test/queries/clientpositive/subquery_alias.q Sat Mar 1 01:00:18 2014
@@ -0,0 +1,16 @@
+EXPLAIN
+FROM (
+ FROM src select src.* WHERE src.key < 100
+) as unioninput
+INSERT OVERWRITE DIRECTORY 'target/warehouse/union.out' SELECT unioninput.*;
+
+EXPLAIN
+SELECT * FROM
+( SELECT * FROM
+ ( SELECT * FROM src as s ) as src1
+) as src2;
+
+SELECT * FROM
+( SELECT * FROM
+ ( SELECT * FROM src as s ) as src1
+) as src2;
Added: hive/trunk/ql/src/test/results/clientpositive/subquery_alias.q.out
URL: http://svn.apache.org/viewvc/hive/trunk/ql/src/test/results/clientpositive/subquery_alias.q.out?rev=1573118&view=auto
==============================================================================
--- hive/trunk/ql/src/test/results/clientpositive/subquery_alias.q.out (added)
+++ hive/trunk/ql/src/test/results/clientpositive/subquery_alias.q.out Sat Mar 1 01:00:18 2014
@@ -0,0 +1,639 @@
+PREHOOK: query: EXPLAIN
+FROM (
+ FROM src select src.* WHERE src.key < 100
+) as unioninput
+INSERT OVERWRITE DIRECTORY 'target/warehouse/union.out' SELECT unioninput.*
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+FROM (
+ FROM src select src.* WHERE src.key < 100
+) as unioninput
+INSERT OVERWRITE DIRECTORY 'target/warehouse/union.out' SELECT unioninput.*
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+ Stage-1 is a root stage
+ Stage-6 depends on stages: Stage-1 , consists of Stage-3, Stage-2, Stage-4
+ Stage-3
+ Stage-0 depends on stages: Stage-3, Stage-2, Stage-5
+ Stage-2
+ Stage-4
+ Stage-5 depends on stages: Stage-4
+
+STAGE PLANS:
+ Stage: Stage-1
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ alias: src
+ Statistics: Num rows: 29 Data size: 5812 Basic stats: COMPLETE Column stats: NONE
+ Filter Operator
+ predicate: (key < 100) (type: boolean)
+ Statistics: Num rows: 9 Data size: 1803 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: key (type: string), value (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 9 Data size: 1803 Basic stats: COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 9 Data size: 1803 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-6
+ Conditional Operator
+
+ Stage: Stage-3
+ Move Operator
+ files:
+ hdfs directory: true
+#### A masked pattern was here ####
+
+ Stage: Stage-0
+ Move Operator
+ files:
+ hdfs directory: true
+ destination: target/warehouse/union.out
+
+ Stage: Stage-2
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ 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
+
+ Stage: Stage-4
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ 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
+
+ Stage: Stage-5
+ Move Operator
+ files:
+ hdfs directory: true
+#### A masked pattern was here ####
+
+PREHOOK: query: EXPLAIN
+SELECT * FROM
+( SELECT * FROM
+ ( SELECT * FROM src as s ) as src1
+) as src2
+PREHOOK: type: QUERY
+POSTHOOK: query: EXPLAIN
+SELECT * FROM
+( SELECT * FROM
+ ( SELECT * FROM src as s ) as src1
+) as src2
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+ Stage-1 is a root stage
+ Stage-0 is a root stage
+
+STAGE PLANS:
+ Stage: Stage-1
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ alias: s
+ Statistics: Num rows: 29 Data size: 5812 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: key (type: string), value (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 29 Data size: 5812 Basic stats: COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 29 Data size: 5812 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
+
+PREHOOK: query: SELECT * FROM
+( SELECT * FROM
+ ( SELECT * FROM src as s ) as src1
+) as src2
+PREHOOK: type: QUERY
+PREHOOK: Input: default@src
+#### A masked pattern was here ####
+POSTHOOK: query: SELECT * FROM
+( SELECT * FROM
+ ( SELECT * FROM src as s ) as src1
+) as src2
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@src
+#### A masked pattern was here ####
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