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Version: 3.2

bitmap_andnot

Description​

Returns bitmap values that exist in lhs but do not exist in rhs, and returns the new bitmap.

Syntax​

bitmap_andnot(BITMAP lhs, BITMAP rhs)

Examples​

mysql> select bitmap_to_string(bitmap_andnot(bitmap_from_string('1, 3'), bitmap_from_string('2'))) cnt;
+------+
|cnt   |
+------+
|1,3   |
+------+

mysql> select bitmap_to_string(bitmap_andnot(bitmap_from_string('1,3,5'), bitmap_from_string('1'))) cnt;
+------+
|cnt   |
+------+
|3,5   |
+------+

keyword​

BITMAP_ANDNOT, BITMAP