strleft

description

Syntax

VARCHAR strleft(VARCHAR str,INT len)

它返回具有指定长度的字符串的左边部分,长度的单位为「utf8字符」

example

MySQL > select strleft("Hello starrocks",5);
+-------------------------+
|strleft('Hello starrocks', 5)|
+-------------------------+
| Hello                   |
+-------------------------+

keyword

STRLEFT