mysql 异常：函数XX不存在

错误代码： 1630
FUNCTION medicaldb.count does not exist. Check the ‘Function Name Parsing and Resolution’ section in the Reference Manual

      SELECT
        COUNT (1)
        FROM
        `medicaldb`.`m_dictionariesdata` AS mdd,`m_dictionaries` AS md
        WHERE mdd.`dictionariesId`=md.`dictionariesId`

=COUNT (1) 之间不要有空格=