{"id":591,"date":"2024-12-11T21:18:56","date_gmt":"2024-12-11T13:18:56","guid":{"rendered":"http:\/\/www.cmd137blog.top\/?p=591"},"modified":"2024-12-11T21:18:58","modified_gmt":"2024-12-11T13:18:58","slug":"mybatis","status":"publish","type":"post","link":"http:\/\/www.cmd137blog.top\/?p=591","title":{"rendered":"Mybatis"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\u5165\u95e8<\/h1>\n\n\n\n<p>Mybatis\u662f\u4e00\u6b3e\u6301\u4e45\u5c42\u6846\u67b6\uff0c\u7b80\u5316\u4e86JDBC\u7684\u64cd\u4f5c\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6301\u4e45\u5c42\uff08DAO\uff09\uff1a\u5b8c\u6210\u6301\u4e45\u5316\u5de5\u4f5c\u7684\u4ee3\u7801\u5757\uff1b\n<ul class=\"wp-block-list\">\n<li>\u6301\u4e45\u5316\uff1a\u5c06\u7a0b\u5e8f\u7684\u6570\u636e\u5728\u6301\u4e45\u72b6\u6001\u548c\u77ac\u65f6\u72b6\u6001\u8f6c\u5316\u7684\u8fc7\u7a0b<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>Mybatis+SpringBoot=\u53ea\u5173\u6ce8application.properties+mapper\u63a5\u53e3<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>\u914d\u7f6e\uff1aapplication.properties<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\u4fe1\u606f -\u56db\u8981\u7d20\n#\u9a71\u52a8\u7c7b\u540d\u79f0\nspring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver\n#\u6570\u636e\u5e93\u8fde\u63a5\u7684url\nspring.datasource.url=jdbc:mysql:\/\/localhost:3306\/db01\n#\u8fde\u63a5\u6570\u636e\u5e93\u7684\u7528\u6237\u540d\nspring.datasource.username=root\n#\u8fde\u63a5\u6570\u636e\u5e93\u7684\u5bc6\u7801\nspring.datasource.password=*****<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">@Mapper\uff1a<\/h2>\n\n\n\n<p><code>@Mapper<\/code>\u6ce8\u89e3\u7528\u4e8e\u6807\u8bb0\u4e00\u4e2a\u63a5\u53e3\u662f MyBatis \u7684 Mapper \u63a5\u53e3\u3002\u5f53\u5728\u63a5\u53e3\u4e0a\u6dfb\u52a0\u4e86<code>@Mapper<\/code>\u6ce8\u89e3\u540e\uff0cMyBatis \u4f1a\u4e3a\u8fd9\u4e2a\u63a5\u53e3\u521b\u5efa\u4e00\u4e2a\u52a8\u6001\u4ee3\u7406\u5bf9\u8c61\u3002\u8fd9\u4e2a\u4ee3\u7406\u5bf9\u8c61\u80fd\u591f\u5728\u8fd0\u884c\u65f6\uff0c\u5c06\u63a5\u53e3\u65b9\u6cd5\u7684\u8c03\u7528\u8f6c\u6362\u4e3a\u5bf9 SQL \u8bed\u53e5\u7684\u6267\u884c\u3002<\/p>\n\n\n\n<p>\u4f8b\uff1aUserMapper.java  \u63a5\u53e3<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@Mapper\npublic interface UserMapper {\n\n    \/\/\u67e5\u8be2\u5168\u90e8\u7528\u6237\u4fe1\u606f\n    @Select(\"Select * from user\")\n    public List&lt;User> list();\n}\n<\/code><\/pre>\n\n\n\n<p><code>@Autowired<\/code>\u6ce8\u89e3\u6ce8\u5165<code>UserMapper<\/code>\u6765\u8c03\u7528\u5176\u65b9\u6cd5\u3002\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>    @Autowired\n    private UserMapper userMapper;\n\n    public void testListUser(){\n        userMapper.list().forEach(user -> {\n            System.out.println(user.toString());\n        });\n    }<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u6570\u636e\u5e93\u8fde\u63a5\u6c60\uff1a<\/h2>\n\n\n\n<p>\u662f\u4e2a\u5bb9\u5668\uff0c\u8d1f\u8d23\u5206\u914d\u3001\u7ba1\u7406\u6570\u636e\u5e93\u8fde\u63a5\uff1aConnection <\/p>\n\n\n\n<p>\u76ee\u7684\uff1a\u8d44\u6e90\u91cd\u7528\u3001\u63d0\u5347\u901f\u5ea6\u3001\u907f\u514d\u8fde\u63a5\u9057\u6f0f<\/p>\n\n\n\n<p>SpringBoot\u9ed8\u8ba4\u4f7f\u7528HiKari \u8fde\u63a5\u6c60<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u53c2\u6570\u5360\u4f4d\u7b26 #{&#8230;}\u4e0e ${&#8230;}<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">#{&#8230;}\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6267\u884cSQL\u65f6\uff0c\u4f1a\u5c06#{&#8230;}\u66ff\u6362\u4e3a\uff1f\uff0c\u751f\u6210\u9884\u7f16\u8bd1SQL\uff0c\u4f1a\u81ea\u52a8\u8bbe\u7f6e\u53c2\u6570\u503c\u3002\u4e5f\u53ef\u4ee5\u9632\u6b62SQL\u6ce8\u5165\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u52a8\u673a\uff1a\u53c2\u6570\u4f20\u9012\uff0c\u90fd\u4f7f\u7528#{&#8230;}<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">${&#8230;}\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u62fc\u63a5SQL\u3002\u76f4\u63a5\u5c06\u53c2\u6570\u62fc\u63a5\u5728SQL\u8bed\u53e5\u4e2d\uff0c\u5b58\u5728SQL\u6ce8\u5165\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u52a8\u673a\uff1a\u5bf9\u8868\u540d\u3001\u5217\u8868\u8fdb\u884c\u52a8\u6001\u8bbe\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8f93\u51faSQL\u5230\u63a7\u5236\u53f0\uff1a<\/h3>\n\n\n\n<p>\u5728application.properties\u4e2d\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">#\u8f93\u51faSQL\u5230\u63a7\u5236\u53f0<br>mybatis.configuration.log-impl= org.apache.ibatis.logging.stdout.StdOutImpl<\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u57fa\u7840\u64cd\u4f5c<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">1 \u5220\u9664\uff1a\uff08\u6839\u636eid\uff09<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>@Mapper\npublic interface EmpMapper {\n    @Delete(\"DELETE from emp where id=#{id}\")\n    public void delete(Integer id);\n}<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">2 \u65b0\u589e\uff1a<\/h2>\n\n\n\n<p>\u6ce8\u610f\u6b64\u5904\u5c06\u5e26\u4e0b\u5212\u7ebf\u7684\u53d8\u91cf\u8f6c\u5316\u4e3a\u5c0f\u9a7c\u5cf0\u5f62\u5f0f\uff1a<\/p>\n\n\n\n<p>MyBatis \u5728\u5904\u7406<code>#{deptId}<\/code>\u8fd9\u6837\u7684\u5360\u4f4d\u7b26\u65f6\uff0c\u4f1a\u5c1d\u8bd5\u6839\u636e\u4e00\u5b9a\u7684\u89c4\u5219\u5c06\u5176\u4e0e\u6570\u636e\u5e93\u8868\u5217\u8fdb\u884c\u5339\u914d\u3002\u5982\u679c\u6570\u636e\u5e93\u8868\u4e2d\u6709<code>dept_id<\/code>\u5217\uff0c\u5b83\u53ef\u4ee5\u6839\u636e\u5185\u7f6e\u7684\u547d\u540d\u8f6c\u6362\u89c4\u5219\u5c06 Java \u5bf9\u8c61\u5c5e\u6027<code>deptId<\/code>\u6b63\u786e\u5730\u6620\u5c04\u5230<code>dept_id<\/code>\u5217\uff0c\u65b9\u4fbf\u6570\u636e\u7684\u5b58\u53d6\u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u5176\u4ed6\u5730\u65b9\u7684\u4e0b\u5212\u7ebf\u5230\u9a7c\u5cf0\u7684\u6620\u5c04\uff0c\u9700\u8981\u5728\u914d\u7f6e\u4e2d\u6253\u5f00\u9a7c\u5cf0\u547d\u540d\u6620\u5c04\u5f00\u5173\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mybatis.configuration.map-underscore-to-camel-case=true<\/code><\/pre>\n\n\n\n<p><code>useGeneratedKeys = true<\/code>\u8868\u793a\u5e0c\u671b\u83b7\u53d6\u6570\u636e\u5e93\u81ea\u52a8\u751f\u6210\u7684\u4e3b\u952e\u503c\uff0c<code>keyProperty<\/code>\u5219\u6307\u5b9a\u4e86\u5c06\u8fd9\u4e2a\u4e3b\u952e\u503c\u8bbe\u7f6e\u5230\u54ea\u4e2a Java \u5bf9\u8c61\u7684\u5c5e\u6027\u4e2d\u3002<\/p>\n\n\n\n<p>EmpMapper\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@Options(keyProperty = \"id\",useGeneratedKeys = true)\/\/\u83b7\u53d6\u8fd4\u56de\u7684\u4e3b\u952e\n@Insert(\"INSERT INTO emp(username,name,gender,image,job,entrydate,dept_id,create_time,update_time)\" +\n            \"values (#{username},#{name},#{gender},#{image},#{job},#{entrydate},#{deptId},#{createTime},#{updateTime})\")\n    public void insert(Emp emp);  <\/code><\/pre>\n\n\n\n<p>test\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"><br>public void testInsert(){<br>    Emp emp=new Emp();<br>    emp.setUsername(\"Tom\");<br>    emp.setName(\"\u6c64\u59c6\");<br>    emp.setGender((short)1);<br>    emp.setImage(\"1.jpg\");<br>    emp.setJob((short)1);<br>    emp.setEntrydate(LocalDate.<em>of<\/em>(2000,1,1));<br>    emp.setDeptId(1);<br>    emp.setCreateTime(LocalDateTime.<em>now<\/em>());<br>    emp.setUpdateTime(LocalDateTime.<em>now<\/em>());<br><br>    empMapper.insert(emp);<br>}<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">3 \u4fee\u6539\uff1a<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>@Update(\"UPDATE emp set username=#{username},name=#{name},gender=#{gender},image=#{image},job=#{job},entrydate=#{entrydate},dept_id=#{deptId},update_time=#{updateTime} where id=#{id}\")\n    public void update(Emp emp);<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">4 \u67e5\u8be2\uff1a<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6839\u636eid\u67e5\u8be2\uff1a<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>@Select(\"Select * from emp where id=#{id}\")\n    public Emp getByID(Integer id);<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u6839\u636e\u6761\u4ef6\u67e5\u8be2\uff1a<\/h3>\n\n\n\n<p>\u6ce8\u610f\u6b64\u5904@Param(&#8220;begin&#8221;)\u52a0\u4e0d\u52a0\u8981\u770bSB\u7248\u672c\uff0c2.x\u4e00\u822c\u4e0d\u7528<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>@Select(\"select * from emp where name like concat('%',#{name},'%') and gender=#{gender} and entrydate between #{begin} and #{end} order by update_time desc\")<br>public List&lt;Emp&gt; list(@Param(\"name\") String name,@Param(\"gender\")  short gender,@Param(\"begin\")  LocalDate begin,@Param(\"end\") LocalDate end);<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>@Test\n    public  void testList(){\n        List&lt;Emp> list = empMapper.list(\"\u5f20\", (short) 1, LocalDate.of(2010, 1, 1), LocalDate.of(2030, 1, 1));\n        System.out.println(list);\n    }<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">xml \u6620\u5c04\u6587\u4ef6<\/h1>\n\n\n\n<p>\u201c\u4f7f\u7528\u6ce8\u89e3\u6765\u6620\u5c04\u7b80\u5355\u8bed\u53e5\u4f1a\u4f7f\u4ee3\u7801\u663e\u5f97\u66f4\u52a0\u7b80\u6d01\uff0c\u4f46\u5bf9\u4e8e\u7a0d\u5fae\u590d\u6742\u4e00\u70b9\u7684\u8bed\u53e5\uff0cJava \u6ce8\u89e3\u4e0d\u4ec5\u529b\u4e0d\u4ece\u5fc3\uff0c\u8fd8\u4f1a\u8ba9\u4f60\u672c\u5c31\u590d\u6742\u7684 SQL \u8bed\u53e5\u66f4\u52a0\u6df7\u4e71\u4e0d\u582a\u3002 \u56e0\u6b64\uff0c\u5982\u679c\u4f60\u9700\u8981\u505a\u4e00\u4e9b\u5f88\u590d\u6742\u7684\u64cd\u4f5c\uff0c\u6700\u597d\u7528 XML \u6765\u6620\u5c04\u8bed\u53e5\u3002<\/p>\n\n\n\n<p>\u201d\u9009\u62e9\u4f55\u79cd\u65b9\u5f0f\u6765\u914d\u7f6e\u6620\u5c04\uff0c\u4ee5\u53ca\u8ba4\u4e3a\u662f\u5426\u5e94\u8be5\u8981\u7edf\u4e00\u6620\u5c04\u8bed\u53e5\u5b9a\u4e49\u7684\u5f62\u5f0f\uff0c\u5b8c\u5168\u53d6\u51b3\u4e8e\u4f60\u548c\u4f60\u7684\u56e2\u961f\u3002 \u6362\u53e5\u8bdd\u8bf4\uff0c\u6c38\u8fdc\u4e0d\u8981\u62d8\u6ce5\u4e8e\u4e00\u79cd\u65b9\u5f0f\uff0c\u4f60\u53ef\u4ee5\u5f88\u8f7b\u677e\u7684\u5728\u57fa\u4e8e\u6ce8\u89e3\u548c XML \u7684\u8bed\u53e5\u6620\u5c04\u65b9\u5f0f\u95f4\u81ea\u7531\u79fb\u690d\u548c\u5207\u6362\u3002\u201d&#8211;<a href=\"https:\/\/mybatis.net.cn\/getting-started.html\">\u5165\u95e8_MyBatis\u4e2d\u6587\u7f51<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">XML\u6620\u5c04\u6587\u4ef6\u5b9a\u4e49\u89c4\u8303<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>XML\u6587\u4ef6\u7684\u540d\u79f0\u4e0eMapper\u63a5\u53e3\u540d\u79f0\u4e00\u81f4\uff0c\u5e76\u4e14\u653e\u7f6e\u5728\u76f8\u540c\u5305\u4e0b\uff08\u540c\u5305\u540c\u540d\uff09\u3002<\/li>\n\n\n\n<li>XML\u6587\u4ef6\u7684namespace\u5c5e\u6027\u4e3aMapper\u63a5\u53e3\u5168\u9650\u5b9a\u540d\u4e00\u81f4\u3002<\/li>\n\n\n\n<li>XML\u6587\u4ef6\u4e2dsql\u8bed\u53e5\u7684id\u4e0eMapper\u63a5\u53e3\u4e2d\u7684\u65b9\u6cd5\u540d\u4e00\u81f4\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\"><\/ol>\n\n\n\n<h1 class=\"wp-block-heading\">\u52a8\u6001SQL<\/h1>\n\n\n\n<p>\u968f\u7740\u7528\u6237\u8f93\u5165\u6216\u5916\u90e8\u6761\u4ef6\u800c\u53d8\u5316\u7684SQL\u8bed\u53e5&#8211;\u52a8\u6001SQL<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>&lt;if> \u7528\u4e8e\u5224\u65ad\u6761\u4ef6\u662f\u5426\u6210\u7acb\uff0c\u4f7f\u7528test\u5c5e\u6027\u8fdb\u884c\u6761\u4ef6\u5224\u65ad\uff0c\u5982\u679c\u6761\u4ef6\u4e3atrue\uff0c\u5219\u62fc\u63a5SQL<\/li>\n\n\n\n<li>&lt;where> where\u53ea\u4f1a\u5728\u5b50\u5143\u7d20\u6709\u5185\u5bb9\u7684\u60c5\u51b5\u4e0b\u624d\u63d2\u5165where\u5b50\u53e5\u3002\u800c\u4e14\u4f1a\u81ea\u52a8\u53bb\u9664\u5b50\u53e5\u5f00\u5934\u4e0d\u5408\u9002\u7684 AND \u548c OR \u3002<\/li>\n\n\n\n<li>&lt;set>  \u52a8\u6001\u7684\u5728\u884c\u9996\u63d2\u5165 SET \u5173\u952e\u5b57\uff0c\u5e76\u4f1a\u5220\u6389\u4e0d\u5408\u9002\u7684\u9017\u53f7\uff08\u7528\u5728update\u4e2d\uff09<\/li>\n\n\n\n<li>&lt;foreach>\n<ul class=\"wp-block-list\">\n<li>collection:\u96c6\u5408\u540d\uff08\u4e0e\u4f7f\u7528\u65b9\u6cd5\u4e2d\u7684\u96c6\u5408\u540d\u4e00\u81f4 \uff09<\/li>\n\n\n\n<li>item: \u5355\u4e2a\u5143\u7d20<\/li>\n\n\n\n<li>separator : \u5206\u9694\u7b26<\/li>\n\n\n\n<li>open: \u904d\u5386\u5f00\u59cb\u524d\u62fc\u63a5\u7684\u7247\u6bb5<\/li>\n\n\n\n<li>close : \u904d\u5386\u7ed3\u675f\u540e\u62fc\u63a5\u7684\u7247\u6bb5<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>&lt;sql> \u548c &lt;include>\n<ul class=\"wp-block-list\">\n<li>&lt;sql> \u5b9a\u4e49\u53ef\u91cd\u7528\u7684SQL\u7247\u6bb5<\/li>\n\n\n\n<li>&lt;include> \uff1a\u901a\u8fc7\u5c5e\u6027refid\uff0c\u6307\u5b9a\u5305\u542b\u7684sql\u7247\u6bb5\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\u4f8b1\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n&lt;!DOCTYPE mapper\n        PUBLIC \"-\/\/mybatis.org\/\/DTD Mapper 3.0\/\/EN\"\n        \"http:\/\/mybatis.org\/dtd\/mybatis-3-mapper.dtd\">\n&lt;mapper namespace=\"com.itheima.mapper.EmpMapper\">\n    &lt;select id=\"list\" resultType=\"com.itheima.pojo.Emp\">\n        select *\n        from emp\n        &lt;where>\n            &lt;if test=\"name !=null\">\n                name like concat('%', #{name}, '%')\n            &lt;\/if>\n            &lt;if test=\"gender !=null\">\n                and gender = #{gender}\n            &lt;\/if>\n            &lt;if test=\"begin!=null and end != null\">\n                and entrydate between #{begin} and #{end}\n            &lt;\/if>\n        &lt;\/where>\n        order by update_time desc\n    &lt;\/select>\n\n\n    &lt;update id=\"update2\">\n        UPDATE emp\n        &lt;set>\n            &lt;if test=\"username!= null\">\n                username = #{username},\n            &lt;\/if>\n            &lt;if test=\"name!= null\">\n                name = #{name},\n            &lt;\/if>\n            &lt;if test=\"gender!= null\">\n                gender = #{gender},\n            &lt;\/if>\n            &lt;if test=\"image!= null\">\n                image = #{image},\n            &lt;\/if>\n            &lt;if test=\"job!= null\">\n                job = #{job},\n            &lt;\/if>\n            &lt;if test=\"entrydate!= null\">\n                entrydate = #{entrydate},\n            &lt;\/if>\n            &lt;if test=\"deptId!= null\">\n                dept_id = #{deptId},\n            &lt;\/if>\n            &lt;if test=\"updateTime!= null\">\n                update_time = #{updateTime}\n            &lt;\/if>\n        &lt;\/set>\n        WHERE id = #{id}\n    &lt;\/update>\n&lt;\/mapper><\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>&lt;foreach>\n<ul class=\"wp-block-list\">\n<li>collection:\u96c6\u5408\u540d\uff08\u4e0e\u4f7f\u7528\u65b9\u6cd5\u4e2d\u7684\u96c6\u5408\u540d\u4e00\u81f4 \uff09<\/li>\n\n\n\n<li>item: \u5355\u4e2a\u5143\u7d20<\/li>\n\n\n\n<li>separator : \u5206\u9694\u7b26<\/li>\n\n\n\n<li>open: \u904d\u5386\u5f00\u59cb\u524d\u62fc\u63a5\u7684\u7247\u6bb5<\/li>\n\n\n\n<li>close : \u904d\u5386\u7ed3\u675f\u540e\u62fc\u63a5\u7684\u7247\u6bb5<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5165\u95e8 Mybatis\u662f\u4e00\u6b3e\u6301\u4e45\u5c42\u6846\u67b6\uff0c\u7b80\u5316\u4e86JDBC\u7684\u64cd\u4f5c\u3002 Mybatis+SpringBoot=\u53ea\u5173\u6ce8ap [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37,4],"tags":[25,61,14],"class_list":["post-591","post","type-post","status-publish","format-standard","hentry","category-javaweblist","category-sql","tag-java","tag-mybatis","tag-sql"],"_links":{"self":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts\/591","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=591"}],"version-history":[{"count":2,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts\/591\/revisions"}],"predecessor-version":[{"id":593,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=\/wp\/v2\/posts\/591\/revisions\/593"}],"wp:attachment":[{"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=591"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=591"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cmd137blog.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=591"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}