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https://issues.apache.org/jira/browse/PHOENIX-1198?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14148821#comment-14148821
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ASF GitHub Bot commented on PHOENIX-1198:
-----------------------------------------
Github user elilevine commented on a diff in the pull request:
https://github.com/apache/phoenix/pull/21#discussion_r18074893
--- Diff:
phoenix-core/src/main/java/org/apache/phoenix/coprocessor/BaseScannerRegionObserver.java
---
@@ -61,6 +61,11 @@
public static final String EXPECTED_UPPER_REGION_KEY =
"_ExpectedUpperRegionKey";
public static final String REVERSE_SCAN = "_ReverseScan";
public static final String ANALYZE_TABLE = "_ANALYZETABLE";
+ /**
+ * Attribute name used to pass custom annotations in Scans and
Mutations (later). Custom annotations
+ * are used to augment log lines emitted by Phoenix. See
https://issues.apache.org/jira/browse/PHOENIX-1198.
+ */
+ public static final String CUSTOM_ANNOTATIONS = "_Annot";
--- End diff --
New attribute for Scans to pass custom annotations to coprocessors.
> Add ability to pass custom annotations to be added to log lines
> ---------------------------------------------------------------
>
> Key: PHOENIX-1198
> URL: https://issues.apache.org/jira/browse/PHOENIX-1198
> Project: Phoenix
> Issue Type: Improvement
> Reporter: Eli Levine
> Assignee: Eli Levine
> Fix For: 5.0.0, 4.1
>
>
> These tags can be passed in either when creating connections or calling
> upsert/select. Similar to PHOENIX-1196. Maybe they can shared the same
> mechanism for passing in values to be logged/traced.
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