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https://issues.apache.org/jira/browse/HIVE-19295?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16744924#comment-16744924
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Oleksiy Sayankin commented on HIVE-19295:
-----------------------------------------
Found this comment on related issue HIVE-16235 (see
[link|https://issues.apache.org/jira/browse/HIVE-16235?focusedCommentId=15954330&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#comment-15954330]).
{quote}
Won't fix because:
1. MR is already deprecated and will go away in next Hive release
2. workaround is available
a) turn off MR and use Tez, or
b) turn off MapJoin
{quote}
So closing because of the same reasons.
> Some multiple inserts do not work on MR engine
> ----------------------------------------------
>
> Key: HIVE-19295
> URL: https://issues.apache.org/jira/browse/HIVE-19295
> Project: Hive
> Issue Type: Bug
> Affects Versions: 2.3.3
> Reporter: Oleksiy Sayankin
> Assignee: Oleksiy Sayankin
> Priority: Blocker
>
> *General Info*
> Hive version : 2.3.3
> {code}
> commit 3f7dde31aed44b5440563d3f9d8a8887beccf0be
> Author: Daniel Dai <da...@hortonworks.com>
> Date: Wed Mar 28 16:46:29 2018 -0700
> Preparing for 2.3.3 release
> {code}
> Hadoop version: 2.7.2.
> Engine
> {code}
> hive> set hive.execution.engine;
> hive.execution.engine=mr
> {code}
> *STEP 1. Create test data*
> {code}
> DROP TABLE IF EXISTS customer_target;
> DROP TABLE IF EXISTS customer_source;
> {code}
> {code}
> CREATE TABLE customer_target (id STRING, first_name STRING, last_name STRING,
> age INT);
> {code}
> {code}
> insert into customer_target values ('001', 'John', 'Smith', 45), ('002',
> 'Michael', 'Watson', 27), ('003', 'Den', 'Brown', 33);
> SELECT id, first_name, last_name, age FROM customer_target;
> {code}
> {code}
> +------+-------------+------------+------+
> | id | first_name | last_name | age |
> +------+-------------+------------+------+
> | 002 | Michael | Watson | 27 |
> | 001 | John | Smith | 45 |
> | 003 | Den | Brown | 33 |
> +------+-------------+------------+------+
> {code}
> {code}
> CREATE TABLE customer_source (id STRING, first_name STRING, last_name STRING,
> age INT);
> insert into customer_source values ('001', 'Dorothi', 'Hogward', 77), ('007',
> 'Alex', 'Bowee', 1), ('088', 'Robert', 'Dowson', 25);
> SELECT id, first_name, last_name, age FROM customer_source;
> {code}
> {code}
> +------+-------------+------------+------+
> | id | first_name | last_name | age |
> +------+-------------+------------+------+
> | 088 | Robert | Dowson | 25 |
> | 001 | Dorothi | Hogward | 77 |
> | 007 | Alex | Bowee | 1 |
> +------+-------------+------------+------+
> {code}
> *STEP 2. Do multiple insert*
> {code}
> FROM
> `default`.`customer_target` `trg`
> RIGHT OUTER JOIN
> `default`.`customer_source` `src`
> ON `src`.`id` = `trg`.`id`
> INSERT INTO `default`.`customer_target` -- update clause
> select `trg`.`id`, `src`.`first_name`, `src`.`last_name`, `trg`.`age`
> WHERE `src`.`id` = `trg`.`id`
> sort by `trg`.id
> INSERT INTO `default`.`customer_target` -- insert clause
> select `src`.`id`, `src`.`first_name`, `src`.`last_name`, `src`.`age`
> WHERE `trg`.`id` IS NULL
> {code}
> *ACTUAL RESULT*
> {code}
> 2018-04-25T05:31:50,407 ERROR [e502bb46-e832-4156-860f-aba875bbb10b main]
> ql.Driver: FAILED: SemanticException [Error 10087]: The same output cannot be
> present multiple times: customer_target
> org.apache.hadoop.hive.ql.parse.SemanticException: The same output cannot be
> present multiple times: customer_target
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genFileSinkPlan(SemanticAnalyzer.java:6899)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPostGroupByBodyPlan(SemanticAnalyzer.java:9772)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genBodyPlan(SemanticAnalyzer.java:9644)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPlan(SemanticAnalyzer.java:10549)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPlan(SemanticAnalyzer.java:10427)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genOPTree(SemanticAnalyzer.java:11125)
> at
> org.apache.hadoop.hive.ql.parse.CalcitePlanner.genOPTree(CalcitePlanner.java:481)
> at
> org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:11138)
> at
> org.apache.hadoop.hive.ql.parse.CalcitePlanner.analyzeInternal(CalcitePlanner.java:286)
> at
> org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:258)
> at org.apache.hadoop.hive.ql.Driver.compile(Driver.java:512)
> at org.apache.hadoop.hive.ql.Driver.compileInternal(Driver.java:1317)
> at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:1457)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1237)
> at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1227)
> at
> org.apache.hadoop.hive.cli.CliDriver.processLocalCmd(CliDriver.java:233)
> at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:184)
> at
> org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:403)
> at
> org.apache.hadoop.hive.cli.CliDriver.executeDriver(CliDriver.java:821)
> at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:759)
> at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:686)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.apache.hadoop.util.RunJar.run(RunJar.java:221)
> at org.apache.hadoop.util.RunJar.main(RunJar.java:136)
> {code}
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