一、导入execl表格 test1 和 test2
二、执行sql语句
SELECT* FROM test1
LEFT JOIN test2 ON test1.numid = test2.numid
UNION
SELECT* FROM test1
RIGHT JOIN test2 ON test1.numid = test2.numid
三、导出合并结果
一、导入execl表格 test1 和 test2
二、执行sql语句
SELECT* FROM test1
LEFT JOIN test2 ON test1.numid = test2.numid
UNION
SELECT* FROM test1
RIGHT JOIN test2 ON test1.numid = test2.numid
三、导出合并结果