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Posted to issues@hbase.apache.org by "Guanghao Zhang (JIRA)" <ji...@apache.org> on 2018/12/06 10:27:00 UTC

[jira] [Updated] (HBASE-21560) Return a new TableDescriptor for MasterObserver#preModifyTable to allow coprocessor modify the TableDescriptor

     [ https://issues.apache.org/jira/browse/HBASE-21560?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Guanghao Zhang updated HBASE-21560:
-----------------------------------
    Hadoop Flags: Incompatible change

> Return a new TableDescriptor for MasterObserver#preModifyTable to allow coprocessor modify the TableDescriptor
> --------------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-21560
>                 URL: https://issues.apache.org/jira/browse/HBASE-21560
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: Guanghao Zhang
>            Priority: Major
>
> Same with HBASE-21550. The new TableDescriptor is immutable for 2.0+. But in our use case, the coprocessor may change the TableDescriptor when preModifyTable. It is allowed before 2.0. For 2.0+, We can return a new TableDescriptor for MasterObserver#preModifyTable to allow this.



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