Mysql的增删改查语句简单实现
增加记录:
insert into tablename(...) values(...)//如果增加的记录包括所有的列,则不需要写数据列表insert into tablename values(...)删除记录:
delete from tablename where condition ;修改记录:
update tablename set xx=xx , xx=xx... where condition ;alter table tablename set xx=xx , xx=xx... where condition ;查询记录:
select (...) from tablename where condition ;select * from tablename where condition ;删除整个表:
drop table tablename ;添加列:
alter table tablename add column columnname columntype ... ;删除列:
alter table tablename drop column columnname ;感谢阅读,希望能帮助到大家,谢谢大家对本站的支持!