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Posted to commits@hive.apache.org by se...@apache.org on 2017/02/24 01:08:54 UTC
[22/50] [abbrv] hive git commit: HIVE-15874: Invalid position alias
in Group By when CBO failed (Walter Wu, reviewed by Pengcheng Xiong)
HIVE-15874: Invalid position alias in Group By when CBO failed (Walter Wu, reviewed by Pengcheng Xiong)
Project: http://git-wip-us.apache.org/repos/asf/hive/repo
Commit: http://git-wip-us.apache.org/repos/asf/hive/commit/08ca7b2d
Tree: http://git-wip-us.apache.org/repos/asf/hive/tree/08ca7b2d
Diff: http://git-wip-us.apache.org/repos/asf/hive/diff/08ca7b2d
Branch: refs/heads/hive-14535
Commit: 08ca7b2de8e50699b759d9b86eb8daaa59f580e9
Parents: 091ac8e
Author: Pengcheng Xiong <px...@apache.org>
Authored: Mon Feb 20 12:33:24 2017 -0800
Committer: Pengcheng Xiong <px...@apache.org>
Committed: Mon Feb 20 12:33:24 2017 -0800
----------------------------------------------------------------------
.../hadoop/hive/ql/parse/CalcitePlanner.java | 2 +
.../hadoop/hive/ql/parse/SemanticAnalyzer.java | 8 +-
ql/src/test/queries/clientpositive/masking_10.q | 25 ++
.../clientpositive/position_alias_test_1.q | 18 ++
.../results/clientpositive/masking_10.q.out | 244 +++++++++++++++++++
.../clientpositive/position_alias_test_1.q.out | 148 +++++++++++
6 files changed, 443 insertions(+), 2 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/hive/blob/08ca7b2d/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java
----------------------------------------------------------------------
diff --git a/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java b/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java
index e7687be..10f16ca 100644
--- a/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java
+++ b/ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java
@@ -297,6 +297,8 @@ public class CalcitePlanner extends SemanticAnalyzer {
public RelNode genLogicalPlan(ASTNode ast) throws SemanticException {
LOG.info("Starting generating logical plan");
PreCboCtx cboCtx = new PreCboCtx();
+ //change the location of position alias process here
+ processPositionAlias(ast);
if (!genResolvedParseTree(ast, cboCtx)) {
return null;
}
http://git-wip-us.apache.org/repos/asf/hive/blob/08ca7b2d/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
----------------------------------------------------------------------
diff --git a/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java b/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
index 9c37af8..9eafb0b 100644
--- a/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
+++ b/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
@@ -10903,7 +10903,7 @@ public class SemanticAnalyzer extends BaseSemanticAnalyzer {
ctesExpanded = new ArrayList<String>();
// 1. analyze and process the position alias
- processPositionAlias(ast);
+ // step processPositionAlias out of genResolvedParseTree
// 2. analyze create table command
if (ast.getToken().getType() == HiveParser.TOK_CREATETABLE) {
@@ -11019,6 +11019,8 @@ public class SemanticAnalyzer extends BaseSemanticAnalyzer {
void analyzeInternal(ASTNode ast, PlannerContext plannerCtx) throws SemanticException {
// 1. Generate Resolved Parse tree from syntax tree
LOG.info("Starting Semantic Analysis");
+ //change the location of position alias process here
+ processPositionAlias(ast);
if (!genResolvedParseTree(ast, plannerCtx)) {
return;
}
@@ -11032,6 +11034,8 @@ public class SemanticAnalyzer extends BaseSemanticAnalyzer {
if (tree != ast) {
ctx.setSkipTableMasking(true);
init(true);
+ //change the location of position alias process here
+ processPositionAlias(tree);
genResolvedParseTree(tree, plannerCtx);
if (this instanceof CalcitePlanner) {
((CalcitePlanner) this).resetCalciteConfiguration();
@@ -12258,7 +12262,7 @@ public class SemanticAnalyzer extends BaseSemanticAnalyzer {
}
// Process the position alias in GROUPBY and ORDERBY
- private void processPositionAlias(ASTNode ast) throws SemanticException {
+ public void processPositionAlias(ASTNode ast) throws SemanticException {
boolean isBothByPos = HiveConf.getBoolVar(conf, ConfVars.HIVE_GROUPBY_ORDERBY_POSITION_ALIAS);
boolean isGbyByPos = isBothByPos
|| HiveConf.getBoolVar(conf, ConfVars.HIVE_GROUPBY_POSITION_ALIAS);
http://git-wip-us.apache.org/repos/asf/hive/blob/08ca7b2d/ql/src/test/queries/clientpositive/masking_10.q
----------------------------------------------------------------------
diff --git a/ql/src/test/queries/clientpositive/masking_10.q b/ql/src/test/queries/clientpositive/masking_10.q
new file mode 100644
index 0000000..e933253
--- /dev/null
+++ b/ql/src/test/queries/clientpositive/masking_10.q
@@ -0,0 +1,25 @@
+set hive.mapred.mode=nonstrict;
+set hive.security.authorization.manager=org.apache.hadoop.hive.ql.security.authorization.plugin.sqlstd.SQLStdHiveAuthorizerFactoryForTest;
+
+drop table masking_test;
+
+create temporary table masking_test as select cast(key as int) as key, value from src;
+
+set hive.groupby.position.alias = true;
+set hive.cbo.enable=true;
+
+explain select 2017 as a, value from masking_test group by 1, 2;
+
+select 2017 as a, value from masking_test group by 1, 2;
+
+explain
+select * from
+ masking_test alias01
+ left join
+ (
+ select 2017 as a, value from masking_test group by 1, 2
+ ) alias02
+ on alias01.key = alias02.a
+ left join
+ masking_test alias03
+on alias01.key = alias03.key;
http://git-wip-us.apache.org/repos/asf/hive/blob/08ca7b2d/ql/src/test/queries/clientpositive/position_alias_test_1.q
----------------------------------------------------------------------
diff --git a/ql/src/test/queries/clientpositive/position_alias_test_1.q b/ql/src/test/queries/clientpositive/position_alias_test_1.q
new file mode 100644
index 0000000..599bc08
--- /dev/null
+++ b/ql/src/test/queries/clientpositive/position_alias_test_1.q
@@ -0,0 +1,18 @@
+create table alias_test_01(a INT, b STRING) ;
+ create table alias_test_02(a INT, b STRING) ;
+ create table alias_test_03(a INT, b STRING) ;
+ set hive.groupby.position.alias = true;
+ set hive.cbo.enable=true;
+
+
+ explain
+ select * from
+ alias_test_01 alias01
+ left join
+ (
+ select 2017 as a, b from alias_test_02 group by 1, 2
+ ) alias02
+ on alias01.a = alias02.a
+ left join
+ alias_test_03 alias03
+ on alias01.a = alias03.a;
\ No newline at end of file
http://git-wip-us.apache.org/repos/asf/hive/blob/08ca7b2d/ql/src/test/results/clientpositive/masking_10.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/masking_10.q.out b/ql/src/test/results/clientpositive/masking_10.q.out
new file mode 100644
index 0000000..d6293e3
--- /dev/null
+++ b/ql/src/test/results/clientpositive/masking_10.q.out
@@ -0,0 +1,244 @@
+PREHOOK: query: drop table masking_test
+PREHOOK: type: DROPTABLE
+POSTHOOK: query: drop table masking_test
+POSTHOOK: type: DROPTABLE
+PREHOOK: query: create temporary table masking_test as select cast(key as int) as key, value from src
+PREHOOK: type: CREATETABLE_AS_SELECT
+PREHOOK: Input: default@src
+PREHOOK: Output: database:default
+PREHOOK: Output: default@masking_test
+POSTHOOK: query: create temporary table masking_test as select cast(key as int) as key, value from src
+POSTHOOK: type: CREATETABLE_AS_SELECT
+POSTHOOK: Input: default@src
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@masking_test
+PREHOOK: query: explain select 2017 as a, value from masking_test group by 1, 2
+PREHOOK: type: QUERY
+POSTHOOK: query: explain select 2017 as a, value from masking_test group by 1, 2
+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: masking_test
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Filter Operator
+ predicate: (((key % 2) = 0) and (key < 10)) (type: boolean)
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: reverse(value) (type: string)
+ outputColumnNames: _col0
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Group By Operator
+ keys: _col0 (type: string)
+ mode: hash
+ outputColumnNames: _col0
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Reduce Output Operator
+ key expressions: _col0 (type: string)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: string)
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Reduce Operator Tree:
+ Group By Operator
+ keys: KEY._col0 (type: string)
+ mode: mergepartial
+ outputColumnNames: _col0
+ Statistics: Num rows: 41 Data size: 435 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: 2017 (type: int), _col0 (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 41 Data size: 435 Basic stats: COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 41 Data size: 435 Basic stats: COMPLETE Column stats: NONE
+ 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 2017 as a, value from masking_test group by 1, 2
+PREHOOK: type: QUERY
+PREHOOK: Input: default@masking_test
+#### A masked pattern was here ####
+POSTHOOK: query: select 2017 as a, value from masking_test group by 1, 2
+POSTHOOK: type: QUERY
+POSTHOOK: Input: default@masking_test
+#### A masked pattern was here ####
+2017 0_lav
+2017 2_lav
+2017 4_lav
+2017 8_lav
+Warning: Shuffle Join JOIN[34][tables = [$hdt$_0, $hdt$_1]] in Stage 'Stage-1:MAPRED' is a cross product
+PREHOOK: query: explain
+select * from
+ masking_test alias01
+ left join
+ (
+ select 2017 as a, value from masking_test group by 1, 2
+ ) alias02
+ on alias01.key = alias02.a
+ left join
+ masking_test alias03
+on alias01.key = alias03.key
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+select * from
+ masking_test alias01
+ left join
+ (
+ select 2017 as a, value from masking_test group by 1, 2
+ ) alias02
+ on alias01.key = alias02.a
+ left join
+ masking_test alias03
+on alias01.key = alias03.key
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+ Stage-3 is a root stage
+ Stage-1 depends on stages: Stage-3
+ Stage-2 depends on stages: Stage-1
+ Stage-0 depends on stages: Stage-2
+
+STAGE PLANS:
+ Stage: Stage-3
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ alias: masking_test
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Filter Operator
+ predicate: (((key % 2) = 0) and (key < 10)) (type: boolean)
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: reverse(value) (type: string)
+ outputColumnNames: _col0
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Group By Operator
+ keys: _col0 (type: string)
+ mode: hash
+ outputColumnNames: _col0
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Reduce Output Operator
+ key expressions: _col0 (type: string)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: string)
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Reduce Operator Tree:
+ Group By Operator
+ keys: KEY._col0 (type: string)
+ mode: mergepartial
+ outputColumnNames: _col0
+ Statistics: Num rows: 41 Data size: 435 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: 2017 (type: int), _col0 (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 41 Data size: 435 Basic stats: COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ table:
+ input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+ output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+ serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+ Stage: Stage-1
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ alias: masking_test
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Filter Operator
+ predicate: (((key % 2) = 0) and (key < 10)) (type: boolean)
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: key (type: int), reverse(value) (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Reduce Output Operator
+ sort order:
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ value expressions: _col0 (type: int), _col1 (type: string)
+ TableScan
+ Reduce Output Operator
+ sort order:
+ Statistics: Num rows: 41 Data size: 435 Basic stats: COMPLETE Column stats: NONE
+ value expressions: _col0 (type: int), _col1 (type: string)
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Left Outer Join0 to 1
+ filter predicates:
+ 0 {(VALUE._col0 = 2017)}
+ 1
+ keys:
+ 0
+ 1
+ outputColumnNames: _col0, _col1, _col2, _col3
+ Statistics: Num rows: 3403 Data size: 75629 Basic stats: COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ table:
+ input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+ output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+ serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+ Stage: Stage-2
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ Reduce Output Operator
+ key expressions: _col0 (type: int)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: int)
+ Statistics: Num rows: 3403 Data size: 75629 Basic stats: COMPLETE Column stats: NONE
+ value expressions: _col1 (type: string), _col2 (type: int), _col3 (type: string)
+ TableScan
+ alias: masking_test
+ Statistics: Num rows: 500 Data size: 5312 Basic stats: COMPLETE Column stats: NONE
+ Filter Operator
+ predicate: (((key % 2) = 0) and (key < 10)) (type: boolean)
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Select Operator
+ expressions: key (type: int), reverse(value) (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ Reduce Output Operator
+ key expressions: _col0 (type: int)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: int)
+ Statistics: Num rows: 83 Data size: 881 Basic stats: COMPLETE Column stats: NONE
+ value expressions: _col1 (type: string)
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Left Outer Join0 to 1
+ keys:
+ 0 _col0 (type: int)
+ 1 _col0 (type: int)
+ outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5
+ Statistics: Num rows: 3743 Data size: 83191 Basic stats: COMPLETE Column stats: NONE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 3743 Data size: 83191 Basic stats: COMPLETE Column stats: NONE
+ 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
+
http://git-wip-us.apache.org/repos/asf/hive/blob/08ca7b2d/ql/src/test/results/clientpositive/position_alias_test_1.q.out
----------------------------------------------------------------------
diff --git a/ql/src/test/results/clientpositive/position_alias_test_1.q.out b/ql/src/test/results/clientpositive/position_alias_test_1.q.out
new file mode 100644
index 0000000..9053bf1
--- /dev/null
+++ b/ql/src/test/results/clientpositive/position_alias_test_1.q.out
@@ -0,0 +1,148 @@
+PREHOOK: query: create table alias_test_01(a INT, b STRING)
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@alias_test_01
+POSTHOOK: query: create table alias_test_01(a INT, b STRING)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@alias_test_01
+PREHOOK: query: create table alias_test_02(a INT, b STRING)
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@alias_test_02
+POSTHOOK: query: create table alias_test_02(a INT, b STRING)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@alias_test_02
+PREHOOK: query: create table alias_test_03(a INT, b STRING)
+PREHOOK: type: CREATETABLE
+PREHOOK: Output: database:default
+PREHOOK: Output: default@alias_test_03
+POSTHOOK: query: create table alias_test_03(a INT, b STRING)
+POSTHOOK: type: CREATETABLE
+POSTHOOK: Output: database:default
+POSTHOOK: Output: default@alias_test_03
+PREHOOK: query: explain
+ select * from
+ alias_test_01 alias01
+ left join
+ (
+ select 2017 as a, b from alias_test_02 group by 1, 2
+ ) alias02
+ on alias01.a = alias02.a
+ left join
+ alias_test_03 alias03
+ on alias01.a = alias03.a
+PREHOOK: type: QUERY
+POSTHOOK: query: explain
+ select * from
+ alias_test_01 alias01
+ left join
+ (
+ select 2017 as a, b from alias_test_02 group by 1, 2
+ ) alias02
+ on alias01.a = alias02.a
+ left join
+ alias_test_03 alias03
+ on alias01.a = alias03.a
+POSTHOOK: type: QUERY
+STAGE DEPENDENCIES:
+ Stage-1 is a root stage
+ Stage-2 depends on stages: Stage-1
+ Stage-0 depends on stages: Stage-2
+
+STAGE PLANS:
+ Stage: Stage-1
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ alias: alias_test_02
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Select Operator
+ expressions: b (type: string)
+ outputColumnNames: b
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Group By Operator
+ keys: 2017 (type: int), b (type: string)
+ mode: hash
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Reduce Output Operator
+ key expressions: 2017 (type: int), _col1 (type: string)
+ sort order: ++
+ Map-reduce partition columns: 2017 (type: int), _col1 (type: string)
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Reduce Operator Tree:
+ Group By Operator
+ keys: 2017 (type: int), KEY._col1 (type: string)
+ mode: mergepartial
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Select Operator
+ expressions: 2017 (type: int), _col1 (type: string)
+ outputColumnNames: _col0, _col1
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ File Output Operator
+ compressed: false
+ table:
+ input format: org.apache.hadoop.mapred.SequenceFileInputFormat
+ output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
+ serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe
+
+ Stage: Stage-2
+ Map Reduce
+ Map Operator Tree:
+ TableScan
+ Reduce Output Operator
+ key expressions: _col0 (type: int)
+ sort order: +
+ Map-reduce partition columns: _col0 (type: int)
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ value expressions: _col1 (type: string)
+ TableScan
+ alias: alias01
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Reduce Output Operator
+ key expressions: a (type: int)
+ sort order: +
+ Map-reduce partition columns: a (type: int)
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ value expressions: b (type: string)
+ TableScan
+ alias: alias03
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Reduce Output Operator
+ key expressions: a (type: int)
+ sort order: +
+ Map-reduce partition columns: a (type: int)
+ Statistics: Num rows: 1 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ value expressions: b (type: string)
+ Reduce Operator Tree:
+ Join Operator
+ condition map:
+ Left Outer Join0 to 1
+ Left Outer Join0 to 2
+ keys:
+ 0 a (type: int)
+ 1 _col0 (type: int)
+ 2 a (type: int)
+ outputColumnNames: _col0, _col1, _col5, _col6, _col7, _col8
+ Statistics: Num rows: 2 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ Select Operator
+ expressions: _col0 (type: int), _col1 (type: string), _col5 (type: int), _col6 (type: string), _col7 (type: int), _col8 (type: string)
+ outputColumnNames: _col0, _col1, _col2, _col3, _col4, _col5
+ Statistics: Num rows: 2 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ File Output Operator
+ compressed: false
+ Statistics: Num rows: 2 Data size: 0 Basic stats: PARTIAL Column stats: NONE
+ 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
+