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https://issues.apache.org/jira/browse/CARBONDATA-198?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15454467#comment-15454467
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ASF GitHub Bot commented on CARBONDATA-198:
-------------------------------------------
Github user ravikiran23 commented on a diff in the pull request:
https://github.com/apache/incubator-carbondata/pull/116#discussion_r77119210
--- Diff:
core/src/main/java/org/apache/carbondata/core/constants/CarbonCommonConstants.java
---
@@ -904,6 +904,27 @@
*/
public static final int
DEFAULT_CARBON_BLOCKLETDISTRIBUTION_MIN_REQUIRED_SIZE = 2;
+ /**
+ * File created in case of minor compaction request
+ */
+ public static String minorCompactionRequiredFile =
"compactionRequired_minor";
+
+ /**
+ * File created in case of major compaction request
+ */
+ public static String majorCompactionRequiredFile =
"compactionRequired_major";
+
+ /**
+ * Property for enabling system level compaction lock.1 compaction can
run at once.
+ */
+ public static String ENABLE_SYSTEM_LEVEL_COMPACTION_LOCK =
+ "carbon.enable.systemlevel.compaction.lock";
--- End diff --
fixed.
> Implementing system level lock for compaction.
> ----------------------------------------------
>
> Key: CARBONDATA-198
> URL: https://issues.apache.org/jira/browse/CARBONDATA-198
> Project: CarbonData
> Issue Type: Bug
> Components: spark-integration
> Reporter: ravikiran
>
> 1. making DDL of compaction as blocking call.
> 2. implemented System level compaction locking. only one compaction allowed ,
> other requests will create compaction request file.
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