FUNCTION leader.sum does not exist. Check the ‘Function Name Parsing and Resolution‘ section in the

问题贼难发现,但又贼简单解决:

1、问题描述

FUNCTION leader.sum does not exist. Check the ‘Function Name Parsing and Resolution’ section in the Reference Manual

这个问题出现在你写的SQL语句上,当你用sum()函数时,将sum与()之间有空格,例如:

sum ( number )

正确的写法是如下所示:

sum( number )

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