Function countDistinct

countDistinct(column: string, ...cols: string[]): Column
Aggregate function: returns the number of distinct items in a group.
Parameters
- column: string
- ...cols: string[]
Returns Column
- Defined in src/org/apache/spark/sql/functions.ts:236
countDistinct(column: Column, ...cols: Column[]): Column
Aggregate function: returns the number of distinct items in a group.
Parameters
- column: Column
- ...cols: Column[]
Returns Column
- Defined in src/org/apache/spark/sql/functions.ts:237