KanakaKumar commented on a change in pull request #3183: [CARBONDATA-3349] Show
sort_columns for each segment
URL: https://github.com/apache/carbondata/pull/3183#discussion_r281183513
##########
File path:
integration/spark-common/src/main/scala/org/apache/carbondata/api/CarbonStore.scala
##########
@@ -137,14 +159,65 @@ object CarbonStore {
mergedTo,
load.getFileFormat.toString,
Strings.formatSize(dataSize.toFloat),
- Strings.formatSize(indexSize.toFloat))
+ Strings.formatSize(indexSize.toFloat),
+ isSorted,
+ sortColumns)
}
}.toSeq
} else {
Seq.empty
}
}
+ private def getSortColumnsOfSegment(
+ load: LoadMetadataDetails,
+ readCommitScope: ReadCommittedScope,
+ tableDataMap: TableDataMap,
+ hadoopConf: Configuration
+ ): (String, String) = {
+ // isSorted has 3 options: true, false, ""(for legacy store, before
version 1.5.1)
+ var isSorted = ""
+ // when isSorted is true, need show sort_columns
+ var sortColumns = ""
+ if (load.getFileFormat == FileFormat.ROW_V1) {
+ isSorted = "false"
+ } else if (tableDataMap != null &&
load.getVisibility.equalsIgnoreCase("true")) {
+ val indexHeader = SegmentIndexFileStore
+ .getIndexHeaderOfSegment(load,
Review comment:
5. Another option can be is just track the changes in table schema and user
can refer the load time of segment to determine if the segment has sort columns
or not.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
[email protected]
With regards,
Apache Git Services
