一.下面的公钥和私钥暂时存到文本编辑器中 公钥: -----BEGIN PUBLIC KEY-----MIIBITANBgkqhkiG9w0BAQEFAAOCAQ4AMIIBCQKCAQB8vXG0ImYhLHvHhpi5FS3gd2QhxSQiU6dQ04F1OHB0yRRQ3NXF5py2NNDw962i4WP1zpUOHh94/mg/KA8KHNJXHtQVLXMRms+chomsQCwkDi2jbgUa4jRFN/6N3QejJ42jHasY3MJfALcnHCY3KDEFh0N89FV
一.多表查询 准备工作:创建两张表,部门表(department).员工表(employee),代码和表格如下: # 创建表 create table department( id int, name ) ); create table employee( id int primary key auto_increment, name ), gender enum('male','female') not null default 'male', age int, dep_id int ); #