--insert添加语句 insert into table_name(column_name,column_name,...) values (data1,data2,...); --通过表添加数据 insert into table_name(column_name,column_name,...) select column_name,column_name,... from table_name; --创建表添加数据 create table table_name as select column_name,column_name,... from table_name; --Update语句 update table_name set column_name=data1,column_name=data2,... where condition; condition:查询条件。 --delete删除数据 delete from table_name Where condition;