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bitmap_has_all

bitmap_has_all

description

Syntax

BOOLEAN BITMAP_HAS_ALL(BITMAP lhs, BITMAP rhs)

Returns true if the first bitmap contains all the elements of the second bitmap. Returns true if the second bitmap contains an empty element.

example

mysql> select bitmap_has_all(bitmap_from_string("0, 1, 2"), bitmap_from_string("1, 2")) cnt;
+------+
| cnt |
+------+
| 1 |
+------+

mysql> select bitmap_has_all(bitmap_empty(), bitmap_from_string("1, 2")) cnt;
+------+
| cnt |
+------+
| 0 |
+------+

keywords

BITMAP_HAS_ALL,BITMAP