{"id":132,"title":"insert\/update\/delete","good":0,"bad":0,"hit":1866,"created_at":"2014-12-22 10:35:04","content":"<p>insert<\/p><p>insert into \u8868\u540d (\u5b57\u6bb5\u5217\u8868) values(\u4e0e\u5b57\u6bb5\u76f8\u5bf9\u7684\u503c\u5217\u8868)<\/p><p>\u4e0d\u4e00\u5b9a\u8981\u4e00\u6b21\u6027\u63d2\u5165\u6240\u6709\u5b57\u6bb5\uff0c\u6216\u8005\u6309\u7167\u539f\u59cb\u7684\u5b57\u6bb5\u987a\u5e8f\u63d2\u5165\uff1a<\/p><p>\u4f46\u662f\uff1a<\/p><p>\u5b57\u6bb5\u4e0e\u503c\u7684\u6570\u91cf\u4e00\u5b9a\u8981\u5339\u914d\uff1a<\/p><p>\u7279\u522b\u7684\uff1a<\/p><p>\u5982\u679c\u6240\u6709\u7684\u503c\u90fd\u6309\u7167\u5b57\u6bb5\u7684\u51fa\u73b0\u987a\u5e8f\u90fd\u63d2\u5165\u7684\u8bdd\uff0c\u53ef\u4ee5\u7701\u7565\u5b57\u6bb5\u5217\u8868\u90e8\u5206\uff01<\/p><p>\u6ce8\u610f\uff1a\u6570\u503c\u7c7b\u578b\uff0c\u4e0d\u9700\u8981\u589e\u52a0\u5f15\u53f7\uff01\u800c\u5b57\u7b26\u4e32\u7c7b\u578b\u90fd\u9700\u8981\u51fa\u73b0\u5f15\u53f7\u5185\uff01\uff08\u4f46\u662f\u6570\u503c\u578b\uff0c\u53ef\u4ee5\u51fa\u73b0\u5f15\u53f7\u5185\uff09<\/p><p><span style=\"color: rgb(255, 0, 0);\">\u4f8b\u5b50\uff1a<\/span><\/p><p><span style=\"color: rgb(255, 0, 0);\">insert into student (`id`,`isdel`,`name`,`height`,`classid`,`sex`,`money`) values(null,0,&#39;tom&#39;,167.00,&#39;2&#39;,&#39;344.00&#39;);<\/span><\/p><p><br\/><\/p><p>select \u5b57\u6bb5\u5217\u8868 from \u8868\u540d [where \u6761\u4ef6\u8868\u8fbe\u5f0f]<\/p><p>\u5176\u4e2d\u5b57\u6bb5\u5217\u8868\u53ef\u4ee5\u4f7f\u7528 * \u8868\u793a\u6240\u6709\u5b57\u6bb5\uff01<\/p><p>\u5173\u4e8e\u6761\u4ef6\u8868\u8fbe\u5f0f\uff0c\u9ed8\u8ba4\u662f\u6ca1\u6709\uff0c\u8868\u793a\u6c38\u8fdc\u4e3a\u771f\uff01<\/p><p>\u4f46\u662f\uff0c\u5f88\u5c11\u51fa\u73b0\u6ca1\u6709\u6761\u4ef6\u7684\u60c5\u51b5\uff01<\/p><p>\u4e3a\u4e86\u7a81\u51fa\uff0c\u5e94\u8be5\u6240\u6709\u7684\u8bed\u53e5\u90fd\u6709\u67e5\u8be2\u6761\u4ef6\uff01\u5373\u4f7f\u6ca1\u6709\u6761\u4ef6\uff0c\u6211\u4e5f\u5f3a\u5236\u589e\u52a0\u4e00\u4e2a where 1;<\/p><p><br\/><\/p><p><br\/><\/p><p>\u5220\u9664\uff0cdelete<\/p><p>delete from \u8868\u540d where \u6761\u4ef6;<\/p><p>\u5173\u4e8e\u6761\u4ef6\uff0c\u53ef\u4ee5\u7701\u7565\u3002\u8868\u793a\u6c38\u8fdc\u4e3a\u771f\u3002<\/p><p>\u6ce8\u610f\uff0c\u5220\u9664\u662f\u4e0d\u53ef\u9006\u7684\u3002\u8981\u907f\u514d\u6ca1\u6709\u6761\u4ef6\u7684\u5220\u9664\uff01<\/p><p>&nbsp;<\/p><p>\u4fee\u6539\uff0c\u66f4\u65b0\uff0cupdate<\/p><p>update \u8868\u540d set \u5b57\u6bb5=\u65b0\u503c, \u5b57\u6bb5n=\u65b0\u503cn where \u6761\u4ef6<\/p><p>\u5173\u4e8e\u6761\u4ef6\uff0c\u53ef\u4ee5\u7701\u7565\u3002\u8868\u793a\u6c38\u8fdc\u4e3a\u771f\u3002<\/p><p><br\/><\/p>"}