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From "Shuaifeng Zhou (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-13122) Improve efficiency for return codes of some filters
Date Wed, 04 Mar 2015 04:18:05 GMT

    [ https://issues.apache.org/jira/browse/HBASE-13122?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14346367#comment-14346367

Shuaifeng Zhou commented on HBASE-13122:

NEXT_ROW can work is because there is regionscanner and store scanner, next_row affect store
When one storescanner switch to next row, the region scanner switch to the next storescanner,
the second store scanner will continue check the current row. That why the change can be more

> Improve efficiency for return codes of some filters
> ---------------------------------------------------
>                 Key: HBASE-13122
>                 URL: https://issues.apache.org/jira/browse/HBASE-13122
>             Project: HBase
>          Issue Type: Improvement
>          Components: Filters
>    Affects Versions: 0.94.24, 1.0.1,
>            Reporter: Shuaifeng Zhou
>             Fix For: 2.0.0, 1.1.0
>         Attachments: 13122-master.patch, 13122.patch
> ColumnRangeFilter:
>  when minColumnInclusive is false, it means all the cells at the current row&column
not fit the condition, so it should skip to next column, return code should be NEXT_COL, not
> FamilyFilter is the similar sitution.
> Currently, SKIP will not causing error, but not efficent.

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