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Posted to issues@carbondata.apache.org by GitBox <gi...@apache.org> on 2019/01/13 16:28:57 UTC

[GitHub] xuchuanyin commented on a change in pull request #3064: [CARBONDATA-3243] Updated DOC for No-Sort Compaction and a few Fixes

xuchuanyin commented on a change in pull request #3064: [CARBONDATA-3243] Updated DOC for No-Sort Compaction and a few Fixes
URL: https://github.com/apache/carbondata/pull/3064#discussion_r247353025
 
 

 ##########
 File path: docs/dml-of-carbondata.md
 ##########
 @@ -459,3 +467,24 @@ CarbonData DML statements are documented here,which includes:
   CLEAN FILES FOR TABLE carbon_table
   ```
 
+### Compaction Performance
+
+  The performance of Compaction depends upon the table as well as already loaded data.
+
+  If the SORT_SCOPE of Table is **NO_SORT**, the Compaction does nothing but loading the data again
+  and saving it back to files, so that no. of segments can be reduced (if possible). The data
 
 Review comment:
   I think we can use the whole word 'no.' instead of 'no.' for better understanding

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