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Posted to dev@phoenix.apache.org by "Bin Shi (JIRA)" <ji...@apache.org> on 2018/09/20 23:20:00 UTC
[jira] [Updated] (PHOENIX-4913) UPDATE STATISTICS should run raw
scan to collect the deleted rows
[ https://issues.apache.org/jira/browse/PHOENIX-4913?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Bin Shi updated PHOENIX-4913:
-----------------------------
Description:
In order to truly measure the size of data when calculating guide posts, UPDATE STATISTIC should run raw scan to take into account the deleted rows.
For the deleted rows, they will contribute to estimated size of guide post but it has no contribution to the count of rows of guide post.
was:
In order to truly measure the size of data when calculating guide posts, UPDATE STATISTIC should run raw scan to take into account all versions of cells.
For the deleted rows, they will contribute to estimated size of guide post but it has no contribution to the count of rows of guide post.
> UPDATE STATISTICS should run raw scan to collect the deleted rows
> -----------------------------------------------------------------
>
> Key: PHOENIX-4913
> URL: https://issues.apache.org/jira/browse/PHOENIX-4913
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 5.0.0
> Reporter: Bin Shi
> Assignee: Bin Shi
> Priority: Major
>
> In order to truly measure the size of data when calculating guide posts, UPDATE STATISTIC should run raw scan to take into account the deleted rows.
> For the deleted rows, they will contribute to estimated size of guide post but it has no contribution to the count of rows of guide post.
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