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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PHOENIX-1267) Set scan.setSmall(true) when appropriate
Date Sat, 10 Mar 2018 00:55:00 GMT

    [ https://issues.apache.org/jira/browse/PHOENIX-1267?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16393897#comment-16393897
] 

Hudson commented on PHOENIX-1267:
---------------------------------

SUCCESS: Integrated in Jenkins build PreCommit-PHOENIX-Build #1797 (See [https://builds.apache.org/job/PreCommit-PHOENIX-Build/1797/])
PHOENIX-1267 Set scan.setSmall(true) when appropriate (Abhishek Singh (jtaylor: rev abfc1ff4d37d67eb4666c4c7db24cb22f041768c)
* (edit) phoenix-core/src/main/java/org/apache/phoenix/query/QueryServices.java
* (edit) phoenix-core/src/main/java/org/apache/phoenix/execute/BaseQueryPlan.java
* (edit) phoenix-core/src/main/java/org/apache/phoenix/query/QueryServicesOptions.java
* (edit) phoenix-core/src/test/java/org/apache/phoenix/compile/QueryCompilerTest.java


> Set scan.setSmall(true) when appropriate
> ----------------------------------------
>
>                 Key: PHOENIX-1267
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-1267
>             Project: Phoenix
>          Issue Type: Bug
>            Reporter: James Taylor
>            Assignee: Abhishek Singh Chouhan
>            Priority: Major
>              Labels: SFDC, newbie
>             Fix For: 4.14.0, 5.0.0
>
>         Attachments: PHOENIX-1267.master.patch, PHOENIX-1267.master.patch, smallscan.patch,
smallscan2.patch, smallscan3.patch
>
>
> There's a nice optimization that has been in HBase for a while now to set a scan as "small".
This prevents extra RPC calls, I believe. We should add a hint for queries that forces it
to be set/not set, and make our best guess on when it should default to true.



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