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https://issues.apache.org/jira/browse/HIVE-18801?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16376393#comment-16376393
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Gopal V commented on HIVE-18801:
--------------------------------
Is this on MapReduce?
> MERGE INTO SQL not work fully
> -----------------------------
>
> Key: HIVE-18801
> URL: https://issues.apache.org/jira/browse/HIVE-18801
> Project: Hive
> Issue Type: Bug
> Components: Clients
> Affects Versions: 2.3.2
> Environment: CREATE TABLE transactions(
> id int,
> name string
> )
> PARTITIONED BY (partition_date string)
> CLUSTERED BY (ID) into 5 buckets
> STORED AS ORC TBLPROPERTIES ('transactional'='true');
> CREATE TABLE merge_source(
> id int,
> name string);
> Reporter: xiaolo
> Priority: Major
>
> *Here is three sql:*
> *1:*
> *MERGE INTO transactions AS T*
> *USING merge_source AS S*
> *ON T.id = S.id*
> *WHEN MATCHED THEN UPDATE SET name='update' ;*
> *2:***
> *MERGE INTO transactions AS T*
> *USING merge_source AS S*
> *ON T.id = S.id*
> *WHEN NOT MATCHED THEN INSERT VALUES (S.ID, S.NAME,'321');*
> *3:***
> *MERGE INTO transactions AS T*
> *USING merge_source AS S*
> *ON T.id = S.id*
> *WHEN MATCHED THEN UPDATE SET name='update'*
> *WHEN NOT MATCHED THEN INSERT VALUES (S.ID, S.NAME,'321');*
>
> *There is no error log , just the table rows is not expected when i run sql3
> , it looks like nothing changed.*
> *finally*
> *I need use sql1 and sql2 to replace sql3 , and to make sure the table rows
> is* *expected .***
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