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https://issues.apache.org/jira/browse/PHOENIX-153?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16109722#comment-16109722
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Hudson commented on PHOENIX-153:
--------------------------------
FAILURE: Integrated in Jenkins build Phoenix-master #1725 (See
[https://builds.apache.org/job/Phoenix-master/1725/])
PHOENIX-153 Implement TABLESAMPLE clause (Ethan Wang) (jamestaylor: rev
5e33dc12bc088bd0008d89f0a5cd7d5c368efa25)
* (edit)
phoenix-core/src/main/java/org/apache/phoenix/parse/ParseNodeFactory.java
* (edit)
phoenix-core/src/main/java/org/apache/phoenix/optimize/QueryOptimizer.java
* (edit)
phoenix-core/src/main/java/org/apache/phoenix/parse/FilterableStatement.java
* (edit)
phoenix-core/src/main/java/org/apache/phoenix/iterate/BaseResultIterators.java
* (add)
phoenix-core/src/main/java/org/apache/phoenix/iterate/TableSamplerPredicate.java
* (add)
phoenix-core/src/it/java/org/apache/phoenix/end2end/QueryWithTableSampleIT.java
* (edit) phoenix-core/src/main/java/org/apache/phoenix/compile/JoinCompiler.java
* (edit)
phoenix-core/src/main/java/org/apache/phoenix/parse/SelectStatement.java
* (edit)
phoenix-core/src/main/java/org/apache/phoenix/parse/DeleteStatement.java
* (edit)
phoenix-core/src/main/java/org/apache/phoenix/parse/ConcreteTableNode.java
* (edit) phoenix-core/src/main/antlr3/PhoenixSQL.g
* (edit) phoenix-core/src/main/java/org/apache/phoenix/parse/NamedTableNode.java
> Implement TABLESAMPLE clause
> ----------------------------
>
> Key: PHOENIX-153
> URL: https://issues.apache.org/jira/browse/PHOENIX-153
> Project: Phoenix
> Issue Type: Task
> Reporter: James Taylor
> Assignee: Ethan Wang
> Labels: enhancement
> Fix For: 4.12.0
>
> Attachments: Sampling_Accuracy_Performance.jpg
>
>
> Support the standard SQL TABLESAMPLE clause by implementing a filter that
> uses a skip next hint based on the region boundaries of the table to only
> return n rows per region.
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