{"id":240,"date":"2023-11-21T09:15:48","date_gmt":"2023-11-21T01:15:48","guid":{"rendered":"http:\/\/ericw.top\/?p=240"},"modified":"2023-11-21T09:23:03","modified_gmt":"2023-11-21T01:23:03","slug":"%e6%90%ad%e5%bb%ba%e9%83%a8%e7%bd%b2%e5%90%8e%e7%ab%af%e5%ae%9e%e7%8e%b0%e5%89%8d%e5%90%8e%e7%ab%af%e5%88%86%e7%a6%bb%e6%b5%81%e7%a8%8b","status":"publish","type":"post","link":"http:\/\/ericw.top\/?p=240","title":{"rendered":"\u642d\u5efa\u90e8\u7f72\u540e\u7aef+\u5b9e\u73b0\u524d\u540e\u7aef\u5206\u79bb\u6d41\u7a0b"},"content":{"rendered":"

\u642d\u5efa\u90e8\u7f72\u540e\u7aef+\u5b9e\u73b0\u524d\u540e\u7aef\u5206\u79bb\u6d41\u7a0b<\/h1>\n
\n

\u8f6f\u4ef6\u4f7f\u7528IDEA \u6570\u636e\u5e93\u4f7f\u7528MYSQL<\/p>\n<\/blockquote>\n

\u9879\u76ee\u521b\u5efa\u6b65\u9aa4<\/h2>\n

1. \u9996\u5148\u521b\u5efa\u4e00\u4e2a\u65b0\u5de5\u7a0b<\/h3>\n

2. \u5bfc\u5165Maven\u5750\u6807<\/h3>\n
\n

\u4f8b\uff1a
\n\u5f00\u53d1\u5de5\u5177\u2014\u2014Lombok\uff08\u9879\u76ee\u5bfc\u5165\uff09
\nLombok\u662f\u4e00\u4e2aJAVA\u5e93\uff0c\u7528\u4e8e\u7b80\u5316JAVA\u5f00\u53d1<\/a>
\n\u6570\u636e\u5e93\u2014\u2014MySQL Drive\uff08\u9879\u76ee\u5bfc\u5165\uff09
\nWeb\u2014\u2014SPring Web
\nspring-web\u63d0\u4f9b\u6838\u5fc3\u7684HTTP\u96c6\u6210\uff0c\u5305\u62ec\u4e00\u4e9b\u65b9\u4fbf\u7684Servlet\u8fc7\u6ee4\u5668<\/a>
\nMyBatis\uff08\u5b98\u7f51\u5bfc\u5165\uff09
\nMyBatis\u5b98\u7f51<\/a><\/p>\n

<dependency>\n<groupId>org.mybatis<\/groupId>\n<artifactId>mybatis<\/artifactId>\n<version>x.x.x<\/version>\n<\/dependency><\/code><\/pre>\n<\/blockquote>\n
\u65b0\u5de5\u7a0b\u521b\u5efa\u5b8c\u6210 \uff01<\/strong><\/p>\n
\u8fde\u63a5\u6570\u636e\u5e93<\/h3>\n
\u53ef\u4ee5\u4f7f\u7528IDEA\u5185\u90e8\u8fde\u63a5
\n\"\"<\/p>\n
4. \u914d\u7f6e\u6587\u4ef6<\/h3>\n
a. \u6539\u6587\u4ef6\u683c\u5f0f  \uff08properties \u2014 yaml\uff09
\nb. \u5185\u5bb9\u683c\u5f0f\u4e5f\u8981\u4fee\u6539
\nc. \u4fee\u6539\u7aef\u53e3\u53f7\uff08\u4e5f\u53ef\u4ee5\u4e0d\u4fee\u6539\uff09
\nd. \u6570\u636e\u5e93\u8fde\u63a5\u9700\u8981\u914d\u7f6e\uff08\u9a71\u52a8\u3001\u540d\u79f0\u3001\u5730\u5740\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\uff09<\/p>\n
\u6b63\u5f0f\u540e\u7aef\u5de5\u4f5c<\/h2>\n
\u521b\u5efaentity<\/code>\u5305\uff08\u5b9e\u4f53\u7c7b\u5305\uff09<\/h3>\n
\u5728\u5b9e\u4f53\u7c7b\u5305\u91cc\u6dfb\u52a0\u6570\u636e\u5e93\u8868\u7684\u5bf9\u5e94\u5b9e\u4f53\u7c7b<\/p>\n
public class \u8868\u540d{\n\n}<\/code><\/pre>\n
\u4e00\u822c\u5305\u540d\u548c\u8868\u540d\u9700\u8981\u5bf9\u5e94\uff0c\u5982\u679c\u4e0d\u5bf9\u5e94\u9700\u8981\u4f7f\u7528@TableName("\u8868\u540d")<\/code>\u6765\u6807\u6ce8<\/p>\n
@TableName("\u8868\u540d")\npublic class \u5305\u540d{\n}<\/code><\/pre>\n
\u7136\u540e\u8868\u4e2d\u6709\u51e0\u4e2a\u5217\uff0c\u5c31\u5728\u5b9e\u4f53\u7c7b\u91cc\u5199\u51e0\u4e2a\u6210\u5458\u53d8\u91cf\uff1a<\/p>\n
public class \u8868\u540d{\n    private \u6570\u636e\u7c7b\u578b \u5217\u540d;\n    private \u6570\u636e\u7c7b\u578b \u5217\u540d;\n}<\/code><\/pre>\n
\n
\u7b80\u5316\u5f00\u53d1<\/strong>
\n\u4ee5\u4e0b\u4e09\u4e2a\u6ce8\u91ca\u5747\u6765\u81eaLombok\u5f00\u53d1\u5de5\u5177\uff0c\u53ea\u9700\u8981\u5b9a\u4e49\u5c5e\u6027\uff0c\u7b80\u5316\u5f00\u53d1\u91cf<\/p>\n
    \n
  1. @Data \u7701\u7565Get Set \u65b9\u6cd5\u7684\u4e66\u5199<\/strong><\/li>\n
  2. @AllArgsConstructor \u81ea\u52a8\u5b8c\u6210\u6709\u53c2\u6784\u9020<\/strong><\/li>\n
  3. @NoArgsConstuctor \u81ea\u52a8\u5b8c\u6210\u65e0\u53c2\u6784\u9020<\/strong><\/li>\n<\/ol>\n<\/blockquote>\n
    \u521b\u5efa\u63a5\u53e3Mapper\u5305<\/h3>\n
    \u521b\u5efaMapper\u5305\uff0c\u540d\u79f0.mapper<\/code>
    \n\u63a5\u53e3  interface<\/code>
    \n\u6211\u4eec\u5bfc\u5165\u4e86MyBatis Plus \u4e0d\u9700\u8981\u6211\u4eec\u81ea\u5df1\u53bb\u5199\u589e\u5220\u6539\u67e5\uff0c\u76f4\u63a5\u7ee7\u627fBaseMapper<\/code>
    \nBaseMapper<\/code>\u91cc\u9762\u7ed9\u6211\u4eec\u5c01\u88c5\u4e86\u57fa\u7840\u7684\u589e\u5220\u6539\u67e5\u529f\u80fd\uff0c\u6211\u4eec\u7ee7\u627f\u4e86\u4ed6\u76f8\u5f53\u4e8e\u7ee7\u627f\u4e86\u4ed6\u7684\u589e\u5220\u6539\u67e5Mapper\u5c42\u7684\u529f\u80fd<\/p>\n
    public interface JOJOMapper extends BaseMapper<jojo>{\n}<\/code><\/pre>\n
    \u9664\u6b64\u4e4b\u5916\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u5728\u4e3b\u542f\u52a8\u7c7b\u4e2d\u6dfb\u52a0@MapperScan("com.mybatisplus.mapper")<\/code><\/p>\n
    @SpringBootApplication\n@MapperScan("com.mybatisplus.mapper")\npublic class DemoApplication{\n    public static void main(String[] args){\n        SpringApplication.run(DemoApplication.class,args)\n    }\n}<\/code><\/pre>\n
    \u521b\u5efa\u542f\u52a8\u7c7b\u5305 controller<\/h3>\n
    \u521b\u5efa\u542f\u52a8\u7c7bController<\/code>
    \n@Contrller<\/code>    \u8d1f\u8d23\u9875\u9762\u8df3\u8f6c
    \n@RestContrller<\/code>    \u8d1f\u8d23\u628a\u540e\u7aef\u6570\u636e\u6d41  \u8fd4\u56de\u7ed9\u524d\u7aef
    \n@Autowired<\/code>    \u81ea\u52a8\u88c5\u586b
    \n@RequestMapping<\/code>    \u8bf7\u6c42\u8def\u5f84  \uff08\u7528\u4e8e\u548c\u524d\u7aefAJAX\u8bf7\u6c42\u5bf9\u5e94\uff09<\/p>\n
    @RestContrller\npublic class JOJOController{\n\n    @Autowired\n    JOJOMapper jojoMapper;\n\n    \/\/ \u65b0\u589e\u65b9\u6cd5\n    @RequestMapping\uff08"\/insert"\uff09\n    public String insert(String name,Integer age){\n        return jojoMapper.insert(new jojo(name.age))>0?"success!":"fail!";\n    }\n\n    \/\/ \u67e5\u8be2\u5168\u90e8\u6570\u636e\n    @RequestMapping("\/select1")\n    public List<jojo> select1\uff08\uff09{\n        return jojoMapper.selectList\uff08null\uff09;\n    }\n}<\/code><\/pre>\n
    \u65b0\u589eSQL\u8bed\u53e5<\/h3>\n
    \u5982\u679c\u6211\u4eec\u6709\u60f3\u8981\u81ea\u5b9a\u4e49\u4e00\u4e9b\u590d\u6742\u7684 \u72ec\u7279\u7684 \u8bed\u53e5\uff08\u65b0\u589eBaseMapper\u4e2d\u6ca1\u6709\u7684\u65b9\u6cd5\uff09<\/strong>
    \n\u6211\u4eec\u9700\u8981\u5728 \u521a\u521a\u5199\u597d\u7684 Mapper\u63a5\u53e3\u5305\u4e2d\u5b9a\u4e49<\/p>\n
    public interface JOJOMapper extends BaseMapper<jojo>{\n    \/\/\u6211\u8981\u67e5\u627ename\u4e2d \u4ee5di\u5f00\u5934\u7684\u6570\u636e\n    @Select("select * from jojo where name like 'di%';")\n    jojo select2();\n}<\/code><\/pre>\n
    \u63a5\u7740\u56de\u5230Controller\u7c7b\u4e2d<\/p>\n
    @RestContrller\npublic class JOJOController{\n\n    @Autowired\n    JOJOMapper jojoMapper;\n\n    \/\/ \u65b0\u589e\u65b9\u6cd5\n    @RequestMapping\uff08"\/insert"\uff09\n    public String insert(String name,Integer age){\n        return jojoMapper.insert(new jojo(name.age))>0?"success!":"fail!";\n    }\n\n    \/\/ \u67e5\u8be2\u5168\u90e8\u6570\u636e\n    @RequestMapping("\/select1")\n    public List<jojo> select1\uff08\uff09{\n        return jojoMapper.selectList\uff08null\uff09;\n    }\n\n    \/\/\u65b0\u589e\u7684\u67e5\u8be2\u65b9\u6cd5\n    @RequestMapping\uff08"\/select2"\uff09\n    public jojo select2(){\n        return jojoMapper.select2();\n    }\n}<\/code><\/pre>\n
    \u524d\u7aef\u9875\u9762\u5de5\u4f5c<\/h2>\n
    \u4e66\u5199\u4e00\u4e2a\u7b80\u5355\u7684\u524d\u7aef\u9875\u9762\uff1a<\/p>\n
    <!DOCTYPE html>\n<html lang="en">\n<head>\n    <meta charset="UTF-8">\n    <meta http-equiv="X-UA-Compatible" content="IE=edge">\n    <meta name="viewport" content="width=device-width, initial-scale=1.0">\n    <title>Document<\/title>\n<\/head>\n<body>\n    <button onclick="select1">\u56fa\u6709\u67e5\u8be2<\/button>\n    <button onclick="select2">\u81ea\u5b9a\u4e49\u67e5\u8be2<\/button>\n    <button onclick="insert">\u63d2\u5165\u6570\u636e<\/button>\n\n    <h1><\/h1>\n\n    <textarea><\/textarea>\n\n    <script src="\u6c34\u52a1\u6d77\u6d0b\u6267\u6cd5"><\/script>\n    <script>\n        function select1(){\n            $.ajax({\n                type:"get",\n                url:"http:\/\/localhost:8080\/select1",\n                contentType:"application\/json;charset=utf-8",\n                dataType:"json",\n                success:function(){\n                    document.querySelector('textarea').innerText-JSON.stringify(data);\n                },\n                error:function(err){\n                    alert(err);\n                }\n            });\n        }\n\n        function select2(){\n            $.ajax({\n                type:"get",\n                url:"http:\/\/localhost:8080\/select2",\n                contentType:"application\/json;charset=utf-8",\n                dataType:"json",\n                success:function(){\n                    document.querySelector('textarea').innerText-JSON.stringify(data);\n                },\n                error:function(err){\n                    alert(err);\n                }\n            });\n        }\n\n        function insert(){\n            $.ajax({\n                type:"get",\n                url:"http:\/\/localhost:8080\/insert",\n                data:{\n                    name:'jolin',\n                    age:19,\n                }\n                contentType:"application\/json;charset=utf-8",\n                dataType:"text",\n                success:function(){\n                    document.querySelector('textarea').innerText-JSON.stringify(data);\n                },\n                error:function(err){\n                    alert(err);\n                }\n            });\n        }\n\n    <\/script>\n<\/body>\n<\/html><\/code><\/pre>\n
    \u9879\u76ee\u90e8\u7f72\u9636\u6bb5<\/h2>\n
    \u5c06\u6211\u4eec\u7684\u9879\u76ee\u6253\u5305\u6210Jar\u5305<\/strong> package<\/code>
    \n\u6253\u5305\u5b8c\u6210\u5728target<\/code>\u6587\u4ef6\u4e0b
    \n\u5728target<\/code>\u6587\u4ef6\u5939\u4e0b\u6253\u5f00CMD\u8f93\u5165<\/p>\n
    java -jar jar\u5305\u540d\u79f0<\/code><\/pre>\n
    \u5373\u53ef\u76f4\u63a5\u542f\u52a8\u670d\u52a1<\/strong><\/p>\n
    \n
    \u6b63\u5e38\u4ee3\u7801\u5b9e\u73b0\u903b\u8f91
    \nController  \u2014\u2014  Service  \u2014\u2014  Impl  \u2014\u2014  Dao  \u2014\u2014  Xml<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"
    \u642d\u5efa\u90e8\u7f72\u540e\u7aef+\u5b9e\u73b0\u524d\u540e\u7aef\u5206\u79bb\u6d41\u7a0b \u8f6f\u4ef6\u4f7f\u7528IDEA \u6570\u636e\u5e93\u4f7f\u7528MYSQL \u9879\u76ee\u521b\u5efa\u6b65\u9aa4 1. \u9996\u5148\u521b\u5efa\u4e00\u4e2a\u65b0\u5de5 […]<\/p>\n","protected":false},"author":1,"featured_media":246,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"_links":{"self":[{"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts\/240"}],"collection":[{"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=240"}],"version-history":[{"count":2,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts\/240\/revisions"}],"predecessor-version":[{"id":245,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/posts\/240\/revisions\/245"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=\/wp\/v2\/media\/246"}],"wp:attachment":[{"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=240"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=240"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ericw.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=240"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}