bitmap_max
description
Syntax
BIGINT BITMAP_MAX(BITMAP input)
计算并返回 bitmap 中的最大值.
example
mysql> select bitmap_max(bitmap_from_string('')) value;
+-------+
| value |
+-------+
| NULL |
+-------+
mysql> select bitmap_max(bitmap_from_string('1,9999999999')) value;
+------------+
| value |
+------------+
| 9999999999 |
+------------+keywords
BITMAP_MAX,BITMAP