bitmap_max

description

Syntax

BIGINT BITMAP_MAX(BITMAP input)

计算并返回 bitmap 中的最大值.

example

1. mysql> select bitmap_max(bitmap_from_string('')) value;
2. +-------+
3. | value |
4. +-------+
5. |  NULL |
6. +-------+

8. mysql> select bitmap_max(bitmap_from_string('1,9999999999')) value;
9. +------------+
10. | value      |
11. +------------+
12. | 9999999999 |
13. +------------+

keywords

1. BITMAP_MAX,BITMAP