hive-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Marton Bod (Jira)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-23318) TxnHandler need not delete from MATERIALIZATION_REBUILD_LOCKS on need basis
Date Tue, 05 May 2020 07:41:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-23318?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Marton Bod updated HIVE-23318:
------------------------------
    Attachment:     (was: HIVE-23318.1.patch)

> TxnHandler need not delete from MATERIALIZATION_REBUILD_LOCKS on need basis
> ---------------------------------------------------------------------------
>
>                 Key: HIVE-23318
>                 URL: https://issues.apache.org/jira/browse/HIVE-23318
>             Project: Hive
>          Issue Type: Improvement
>          Components: Hive, Materialized views
>            Reporter: Rajesh Balamohan
>            Assignee: Marton Bod
>            Priority: Minor
>         Attachments: HIVE-23318.1.patch, HIVE-23318.2.patch
>
>
> Observed the following queries when materialized view or any of its feature was not used.

> TxnHandler need not clear this part of txn commit. It would help in reducing the sql
parsing time in server side as well.
> {noformat}
>   G....delete from MATERIALIZATION_REBUILD_LOCKS where mrl_txn_id = 120398082
>   G....delete from MATERIALIZATION_REBUILD_LOCKS where mrl_txn_id = 120398084
>   G....delete from MATERIALIZATION_REBUILD_LOCKS where mrl_txn_id = 120398112
> {noformat}



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

Mime
View raw message