By default Kylin will build dictionary for all dimension columns; But if a column¹s cardinality is very high, dictionary may not help; in that case you can select ³false² for dictionary and then enter the max length of that column, Kylin will directly copy the column values in the cube;
On 6/11/15, 4:50 PM, "Vineet Mishra" <[email protected]> wrote: >Hi All, > >I was creating some cubes through Kylin and was wondering as in second >last >tab i.e Advance Setting in the kylin cube creation what is Aggregation >Groups and Dictionary under Rows Keys Section in the Kylin UI. > >Moreover it show some length also associated with the columns, is there >any >documentation for Kylin where I can have the better understanding of these >terms. > >Thanks!
