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From PallaviSingh1992 <...@git.apache.org>
Subject [GitHub] incubator-carbondata pull request #568: Fix docs issues
Date Mon, 23 Jan 2017 07:54:37 GMT
Github user PallaviSingh1992 commented on a diff in the pull request:

    https://github.com/apache/incubator-carbondata/pull/568#discussion_r97265941
  
    --- Diff: docs/configuration-parameters.md ---
    @@ -132,7 +132,7 @@ This section provides the details of all the configurations required
for CarbonD
     | Parameter | Default Value | Description |
     |---------------------------------------|---------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
     | high.cardinality.identify.enable | true | If the parameter is true, the high cardinality
columns of the dictionary code are automatically recognized and these columns will not be
used as global dictionary encoding. If the parameter is false, all dictionary encoding columns
are used as dictionary encoding. The high cardinality column must meet the following requirements:
value of cardinality > configured value of high.cardinalityEqually, the value of cardinality
is higher than the threshold.value of cardinality/ row number x 100 > configured value
of high.cardinality.row.count.percentageEqually, the ratio of the cardinality value to data
row number is higher than the configured percentage. |
    -| high.cardinality.threshold | 1000000 | Threshold to identify whether high cardinality
column.Configuration value formula: Value of cardinality > configured value of high.cardinality.
The minimum value is 10000. |
    +| high.cardinality.threshold | 1000000 | Threshold to identify whether high cardinality
column.if columns of cardinality > the configured value, then the columns don't do dictionary
encoding. |
    --- End diff --
    
    replace 
    | high.cardinality.threshold | 1000000 | It is a threshold to identify high cardinality
of the column. If the value of column cardinality > the configured value, then the column
is excluded from dictionary encoding. |


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