BITMAP_UNION
Returns the union of a set of bitmaps (aggregate).
Analyze Syntax
func.bitmap_union(get_column(table, 'bm'))
Analyze Examples
func.bitmap_union(get_column(table, 'user_bitmap'))
┌──────────┐
│ (bitmap) │
└──────────┘
SQL Syntax
BITMAP_UNION(<bm>)
SQL Examples
SELECT BITMAP_COUNT(BITMAP_UNION(user_bitmap)) FROM daily_visits;
┌──────┐
│ 5000 │
└──────┘