1.2 KiB
1.2 KiB
title, language
| title | language |
|---|---|
| bitmap_and_not | en |
bitmap_and_not
description
Syntax
BITMAP BITMAP_AND_NOT(BITMAP lhs, BITMAP rhs)
Calculate the set after lhs minus intersection of two input bitmaps, return the new bitmap.
example
mysql> select bitmap_count(bitmap_and_not(bitmap_from_string('1,2,3'),bitmap_from_string('3,4,5'))) cnt;
+------+
| cnt |
+------+
| 2 |
+------+
keyword
BITMAP_AND_NOT,BITMAP