The reported index columns are to be ordered either by values or by hash.
This option is not valid for geospatial indexes.
- VALUES
-
The reported index columns that were value-ordered when they were collected.
VALUES is the default.
- HASH
- The reported index columns that were hash-ordered when they were collected.
- (column_name_2 )
- Name of the column on which detailed index statistics are to be reported.