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https://issues.apache.org/jira/browse/HBASE-15410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16204109#comment-16204109
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Chia-Ping Tsai commented on HBASE-15410:
----------------------------------------
v4 LGTM.
nit:
{code}
+import java.util.Collection;
import java.util.Collections;
+import java.util.HashSet;
import java.util.List;
+import java.util.Set;
{code}
remove the unused imports.
{code}
- private Filter seekHintFilter = null;
+ private Collection<Filter> seekHintFilter = new ArrayList<Filter>();
{code}
seekHintFilter -> seekHintFilter"s"
> Utilize the max seek value when all Filters in MUST_PASS_ALL FilterList
> return SEEK_NEXT_USING_HINT
> ---------------------------------------------------------------------------------------------------
>
> Key: HBASE-15410
> URL: https://issues.apache.org/jira/browse/HBASE-15410
> Project: HBase
> Issue Type: Improvement
> Reporter: Ted Yu
> Assignee: Ted Yu
> Labels: filter, perfomance
> Fix For: 1.5.0, 2.0.0-alpha-3, HBASE-18410
>
> Attachments: 15410-wip.patch, 15410.branch-1.patch, 15410.v1.patch,
> 15410.v2.patch, 15410.v3.patch, 15410.v4.patch
>
>
> As Preston mentioned in the comment in HBASE-15243:
> https://issues.apache.org/jira/browse/HBASE-15243?focusedCommentId=15143557&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15143557
> An optimization for filters returning a SEEK_NEXT_USING_HINT would be to seek
> to the highest hint (Any previous/lower row won't be accepted by the filter
> returning that seek).
> This JIRA is to explore this potential optimization.
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