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https://issues.apache.org/jira/browse/HBASE-14548?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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li xiang updated HBASE-14548:
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    Attachment: HBASE-14548-master-v2.patch

Patch v2 for master branch

> Expand how table coprocessor jar and dependency path can be specified
> ---------------------------------------------------------------------
>
>                 Key: HBASE-14548
>                 URL: https://issues.apache.org/jira/browse/HBASE-14548
>             Project: HBase
>          Issue Type: Improvement
>          Components: Coprocessors
>    Affects Versions: 1.2.0
>            Reporter: Jerry He
>            Assignee: li xiang
>             Fix For: 2.0.0
>
>         Attachments: HBASE-14548-1.2.0-v0.patch, HBASE-14548-1.2.0-v1.patch, 
> HBASE-14548-1.2.0-v2.patch, HBASE-14548-master-v1.patch, 
> HBASE-14548-master-v2.patch
>
>
> Currently you can specify the location of the coprocessor jar in the table 
> coprocessor attribute.
> The problem is that it only allows you to specify one jar that implements the 
> coprocessor.  You will need to either bundle all the dependencies into this 
> jar, or you will need to copy the dependencies into HBase lib dir.
> The first option may not be ideal sometimes.  The second choice can be 
> troublesome too, particularly when the hbase region sever node and dirs are 
> dynamically added/created.
> There are a couple things we can expand here.  We can allow the coprocessor 
> attribute to specify a directory location, probably on hdfs.
> We may even allow some wildcard in there.



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