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Posted to issues@hive.apache.org by "Karen Coppage (JIRA)" <ji...@apache.org> on 2018/12/12 13:35:00 UTC
[jira] [Commented] (HIVE-20588) Queries INSERT INTO table1 SELECT *
FROM table2 LIMIT A, B insert one more row than they should
[ https://issues.apache.org/jira/browse/HIVE-20588?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16718971#comment-16718971 ]
Karen Coppage commented on HIVE-20588:
--------------------------------------
I wasn't able to reproduce this issue, are you able to reproduce it [~jmarhuen]?
> Queries INSERT INTO table1 SELECT * FROM table2 LIMIT A, B insert one more row than they should
> -----------------------------------------------------------------------------------------------
>
> Key: HIVE-20588
> URL: https://issues.apache.org/jira/browse/HIVE-20588
> Project: Hive
> Issue Type: Bug
> Affects Versions: 3.1.0
> Reporter: Jaume M
> Priority: Critical
>
> {code}
> 0: jdbc:hive2://hs2.example.com:10005/> CREATE TABLE atest1 (foo BIGINT, bar STRING);
> No rows affected (0.199 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/> INSERT INTO atest1 VALUES (1, "1"),(2, "2"),(3, "3");
> No rows affected (8.209 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/> CREATE TABLE atest2 (foo BIGINT, bar STRING);
> No rows affected (0.156 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/> INSERT INTO atest2 SELECT * FROM atest1 LIMIT 1;
> No rows affected (8.205 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/> SELECT COUNT(*) FROM atest2;
> +------+
> | _c0 |
> +------+
> | 1 |
> +------+
> 1 row selected (0.133 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/> TRUNCATE TABLE atest2;
> No rows affected (0.14 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/> INSERT INTO atest2 SELECT * FROM atest1 LIMIT 1,1;
> No rows affected (8.19 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/> SELECT COUNT(*) FROM atest2;
> +------+
> | _c0 |
> +------+
> | 2 |
> +------+
> 1 row selected (0.129 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/>
> 0: jdbc:hive2://hs2.example.com:10005/> SELECT * FROM atest1 LIMIT 1,1;
> +-------------+-------------+
> | atest1.foo | atest1.bar |
> +-------------+-------------+
> | 2 | 2 |
> +-------------+-------------+
> 1 row selected (0.197 seconds)
> 0: jdbc:hive2://hs2.example.com:10005/>
> {code}
> When two arguments are specified for limit one more row than it should is being inserted.
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