{"id":2387,"date":"2020-10-18T15:24:57","date_gmt":"2020-10-18T07:24:57","guid":{"rendered":"http:\/\/admin.evshou.com\/?p=2387"},"modified":"2020-10-19T17:12:53","modified_gmt":"2020-10-19T09:12:53","slug":"2020javaweb%e6%95%99%e7%a8%8b%e4%b9%8bdao%e5%ae%9e%e7%8e%b0%e5%a2%9e%e5%88%a0%e6%94%b9%e9%80%9a%e7%94%a8%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.9713job.com\/?p=2387","title":{"rendered":"2020Javaweb\u6559\u7a0b\u4e4bDAO\u5b9e\u73b0\u589e\u5220\u6539\u901a\u7528\u65b9\u6cd5"},"content":{"rendered":"<h3>2020Javaweb\u6559\u7a0b\u4e4bDAO\u5b9e\u73b0\u589e\u5220\u6539\u901a\u7528\u65b9\u6cd5<\/h3>\n<p>DBuitls\uff1a<\/p>\n<pre>public static int execute(String sql,Object... o){\r\n    connection=getConnection();<\/pre>\n<p><!--more--><\/p>\n<pre>    try {\r\n        ps=connection.prepareStatement(sql);\r\n        for(int i=0;i&lt;o.length;i++){\r\n            ps.setObject(i+1,o[i]);\r\n        }\r\n        return ps.executeUpdate();\r\n    } catch (SQLException e) {\r\n        e.printStackTrace();\r\n    }\r\n    return 0;\r\n}<\/pre>\n<p>dao\u5b9e\u73b0\u7c7b\uff1a<\/p>\n<pre>public int add(Student s) {\r\n    String sql=\"insert into student values(null,?,?,?,?,?)\";\r\n    Object[] o={s.getSname(),s.getSage(),s.getSsex(),s.getBirthday(),s.getScore()};\r\n    return DBUtils.execute(sql,o);\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>2020Javaweb\u6559\u7a0b\u4e4bDAO\u5b9e\u73b0\u589e\u5220\u6539\u901a\u7528\u65b9\u6cd5 DBuitls\uff1a public static int e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-2387","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2387","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2387"}],"version-history":[{"count":2,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2387\/revisions"}],"predecessor-version":[{"id":2396,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2387\/revisions\/2396"}],"wp:attachment":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2387"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2387"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2387"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}