[GitHub] kumarvishal09 commented on issue #3046: [CARBONDATA-3231] Fix OOM exception when dictionary map size is too huge in case of varchar columns

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kumarvishal09 commented on issue #3046: [CARBONDATA-3231] Fix OOM exception when dictionary map size is too huge in case of varchar columns
URL: https://github.com/apache/carbondata/pull/3046#issuecomment-455446870
 
 
   @xuchuanyin  CarbonData maintains local dictionary at task level unlike parquet page level to avoid duplicate dictionary values and only used dictionary values are written at blocklet level.

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