Github user jackylk commented on a diff in the pull request: https://github.com/apache/carbondata/pull/1886#discussion_r165249189 --- Diff: docs/data-management-on-carbondata.md --- @@ -703,6 +704,194 @@ This tutorial is going to introduce all commands and data operations on CarbonDa * The partitioned column can be excluded from SORT_COLUMNS, this will let other columns to do the efficient sorting. * When writing SQL on a partition table, try to use filters on the partition column. +## PRE-AGGREGATE TABLES --- End diff -- Please add some example to show the plan matching mechanism, like what query will hit which datamap
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