# 关系型数据库输入
在通用配置进行变量设置,然后在组件中进行变量替换。
主要步骤如下:
# 模型
# 开发步骤
准备数据
drop table employee;
CREATE TABLE `employee` (
`employee_id` int(11),
`name` varchar(100),
`id_number` varchar(18),
`phone_number` varchar(11),
`email` varchar(100),
`address` varchar(255),
`department_id` int(11),
PRIMARY KEY (`employee_id`)
);
INSERT INTO employee ( employee_id,name,id_number,phone_number,email,address,department_id ) VALUES(1,'zhangsan','123456789','13812345678','zhangsan@163.com','beijing',1);
INSERT INTO employee ( employee_id,name,id_number,phone_number,email,address,department_id ) VALUES(2,'lisi','123456789','13812345678','lisi@163.com','beijing',1);
INSERT INTO employee ( employee_id,name,id_number,phone_number,email,address,department_id ) VALUES(3,'wanger','123456789','13812345678','wanger@163.com','beijing',1);
点击右侧通用配置,在命名参数栏进行参数添加。
打开关系型数据库输入组件,使用${name},(name为配置的参数)进行变量替换,替换后的sql格式:
SELECT employee_id, name, id_number, phone_number, email, address, department_id FROM damp_test.employee。
点击 保存-提交-运行,会将输出信息通过日志组件打印到下方。