[GitHub] carbondata pull request #2949: [CARBONDATA-3118] support parallel block prun...

[xuchuanyin <gi...@git.apache.org>]

Github user xuchuanyin commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/2949#discussion_r236907065
  
    --- Diff: core/src/main/java/org/apache/carbondata/core/datamap/TableDataMap.java ---
    @@ -205,26 +195,53 @@ public BlockletDetailsFetcher getBlockletDetailsFetcher() {
           final FilterResolverIntf filterExp, final List<PartitionSpec> partitions,
           List<ExtendedBlocklet> blocklets, final Map<Segment, List<DataMap>> dataMaps,
           int totalFiles) {
    +    /*
    +     *********************************************************************************
    +     * Below is the example of how this part of code works.
    +     * consider a scenario of having 5 segments, 10 datamaps in each segment,
    --- End diff --
    
    What do you mean by saying '10 datamaps in each segment'?
    Do you mean '10 index files or merged index files or blocklet or something else?'


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