BITMAP_INTERSECT (Lakehouse v2)

Renvoie l’intersection d’un ensemble de bitmaps (agrégation).

Syntaxe Analyze

func.bitmap_intersect(get_column(table, 'bm'))

Exemples Analyze

func.bitmap_intersect(get_column(table, 'user_bitmap'))

┌──────────┐
│ (bitmap) │
└──────────┘

Syntaxe SQL

BITMAP_INTERSECT(<bm>)

Exemples SQL

SELECT BITMAP_COUNT(BITMAP_INTERSECT(user_bitmap)) FROM segments;

┌─────┐
│ 100 │
└─────┘