语法:append lines of itab1 [ from n1 ] [ to n2 ] to itab2. DATA:BEGIN OF gt_00 OCCURS 0, l_01 TYPE i, l_02 TYPE i, l_03 TYPE i, END OF gt_00. DATA:gw_00 LIKE LINE OF gt_00. DATA:BEGIN OF gt_01 OCCURS 0, l_01 TYP…
MySQL行(记录)的操作(二) -- 多表查询 数据的准备 #建表 create table department( id int, name varchar(20) ); create table employee( id int primary key auto_increment, name varchar(20), sex enum('male','female') not null default 'male', age int, dep_id int ); #插入数据 insert…