1.查詢操作
select * from tb_name [where tb_name.col = ?][and tb_name.col = ?];
*:代表查詢?nèi)孔侄危尚薷臑槲覀兙唧w的字段
2.增加語(yǔ)句
insert into tb_name values (1,?),(2,?);
3.刪除語(yǔ)句
delete from tb_name where ?
4.修改語(yǔ)句
update tb_name set col_name = '' where ?
5.清空數(shù)據(jù)表
truncate tb_name;
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