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Mysql sql查询中的连接属性_Mysql_Sql - Fatal编程技术网
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Mysql sql查询中的连接属性

mysql sql

Mysql sql查询中的连接属性,mysql,sql,Mysql,Sql,我想使用MySQL在select语句中加入几个属性 SELECT (Cast(n_socio As varchar), ' - ', nombre, ' ', apellidos) As DisplayItem, N_socio FROM usuarios ORDER BY n_socio 使用MySQL函数，如 SELECT CONCAT((Cast(n_socio AS varchar),' - ',nomb

我想使用MySQL在select语句中加入几个属性

SELECT 
        (Cast(n_socio As varchar), ' - ', nombre, ' ', apellidos) As DisplayItem,
        N_socio 
FROM     
        usuarios 
ORDER BY 
        n_socio
使用MySQL函数，如

SELECT CONCAT((Cast(n_socio AS varchar),' - ',nombre ,' ',apellidos)) AS DisplayItem,
       N_socio
FROM usuarios
ORDER BY n_socio
您缺少
CONCAT
功能

SELECT 
        CONCAT(Cast(n_socio As varchar), ' - ', nombre, ' ', apellidos) As DisplayItem,
        N_socio 
FROM     
        usuarios 
ORDER BY 
        n_socio
你来对地方了。“它不起作用”是苏的最爱