doris/docs/zh-CN/sql-manual/sql-functions/string-functions/left.md

title, language

title	language
left	zh-CN

left

description

Syntax

VARCHAR left(VARCHAR str)

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 left("Hello doris",5);
+------------------------+
| left('Hello doris', 5) |
+------------------------+
| Hello                  |
+------------------------+

keywords

LEFT