{"id":67001,"date":"2025-05-03T11:11:06","date_gmt":"2025-05-03T03:11:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/67001\/"},"modified":"2025-05-03T11:11:06","modified_gmt":"2025-05-03T03:11:06","slug":"java%e4%b8%ad%e7%9a%84%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e6%b7%bb%e5%8a%a0%e6%95%b0%e6%8d%ae%e5%ba%93-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/67001\/","title":{"rendered":"java\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u6570\u636e\u5e93"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528 jdbc\uff08java \u6570\u636e\u5e93\u8fde\u63a5\uff09\uff0c\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u5efa\u7acb\u6570\u636e\u5e93\u8fde\u63a5\u521b\u5efa preparedstatement\u4f7f\u7528 setarray() \u8bbe\u7f6e\u6570\u7ec4\u53c2\u6570\u6267\u884c\u67e5\u8be2\u5173\u95ed\u8fde\u63a5\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111722513137634.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u6570\u636e\u5e93\u63d2\u56fe\" alt=\"java\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u6570\u636e\u5e93\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5728 Java \u4e2d\u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7 JDBC\uff08Java \u6570\u636e\u5e93\u8fde\u63a5\uff09\u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4\u3002\u4ee5\u4e0b\u6b65\u9aa4\u9610\u8ff0\u4e86\u4f7f\u7528 JDBC \u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4\u7684\u8fc7\u7a0b\uff1a<\/p>\n<p><strong>\u6b65\u9aa4 1\uff1a\u5efa\u7acb\u6570\u636e\u5e93\u8fde\u63a5<\/strong><\/p>\n<pre>import java.sql.*;\n\npublic class ArrayExample {\n\n    public static void main(String[] args) throws SQLException {\n        \/\/ \u66ff\u6362 \"jdbc:mysql:\/\/localhost:3306\/database_name\" \u4e3a\u60a8\u7684\u6570\u636e\u5e93\u8fde\u63a5 URL\n        Connection conn = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/database_name\", \"username\", \"password\");\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6b65\u9aa4 2\uff1a\u521b\u5efa PreparedStatement<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u4f7f\u7528 PreparedStatement \u6765\u8bbe\u7f6e SQL \u67e5\u8be2\u3002<\/p>\n<pre>String sql = \"INSERT INTO table_name (column_name) VALUES (?)\";\nPreparedStatement statement = conn.prepareStatement(sql);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6b65\u9aa4 3\uff1a\u8bbe\u7f6e\u6570\u7ec4\u53c2\u6570<\/strong><\/p>\n<p>\u4f7f\u7528 setArray() \u65b9\u6cd5\u5c06 Java \u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\u8bbe\u7f6e\u5230 PreparedStatement \u4e2d\u3002<\/p>\n<pre>\/\/ \u521b\u5efa\u4e00\u4e2a Java String \u6570\u7ec4\nString[] colors = {\"Red\", \"Green\", \"Blue\"};\n\n\/\/ \u5c06 Java \u6570\u7ec4\u8f6c\u6362\u4e3a SQL \u6570\u7ec4\nArray sqlArray = conn.createArrayOf(\"VARCHAR\", colors);\n\n\/\/ \u8bbe\u7f6e\u6570\u7ec4\u53c2\u6570\nstatement.setArray(1, sqlArray);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6b65\u9aa4 4\uff1a\u6267\u884c\u67e5\u8be2<\/strong><\/p>\n<p>\u6267\u884c PreparedStatement \u4ee5\u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4\u6570\u636e\u3002<\/p>\n<pre>int affectedRows = statement.executeUpdate();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6b65\u9aa4 5\uff1a\u5173\u95ed\u8fde\u63a5<\/strong><\/p>\n<p>\u6267\u884c\u6240\u6709\u64cd\u4f5c\u540e\uff0c\u5173\u95ed\u6570\u636e\u5e93\u8fde\u63a5\u3002<\/p>\n<pre>statement.close();\nconn.close();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728 Java \u4e2d\u5411 MySQL \u6570\u636e\u5e93\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u5305\u542b\u989c\u8272\u503c\u7684\u6570\u7ec4\uff1a<\/p>\n<pre>import java.sql.*;\n\npublic class ArrayExample {\n\n    public static void main(String[] args) throws SQLException {\n        Connection conn = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/database_name\", \"username\", \"password\");\n\n        String sql = \"INSERT INTO colors (color_array) VALUES (?)\";\n        PreparedStatement statement = conn.prepareStatement(sql);\n\n        String[] colors = {\"Red\", \"Green\", \"Blue\"};\n        Array sqlArray = conn.createArrayOf(\"VARCHAR\", colors);\n        statement.setArray(1, sqlArray);\n\n        int affectedRows = statement.executeUpdate();\n\n        statement.close();\n        conn.close();\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u7684\u6570\u7ec4\u600e\u4e48\u6dfb\u52a0\u6570\u636e\u5e93\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 java \u4e2d\u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528 jdbc\uff08java \u6570\u636e\u5e93\u8fde\u63a5\uff09\uff0c\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a\u5efa\u7acb\u6570\u636e\u5e93\u8fde\u63a5\u521b\u5efa preparedstatement\u4f7f\u7528 setarray() \u8bbe\u7f6e\u6570\u7ec4\u53c2\u6570\u6267\u884c\u67e5\u8be2\u5173\u95ed\u8fde\u63a5 \u5728 Java \u4e2d\u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7 JDBC\uff08Java \u6570\u636e\u5e93\u8fde\u63a5\uff09\u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4\u3002\u4ee5\u4e0b\u6b65\u9aa4\u9610\u8ff0\u4e86\u4f7f\u7528 JDBC \u5411\u6570\u636e\u5e93\u6dfb\u52a0\u6570\u7ec4\u7684\u8fc7\u7a0b\uff1a \u6b65\u9aa4 1\uff1a\u5efa\u7acb\u6570\u636e\u5e93\u8fde\u63a5 import java.sql.*; public class ArrayExample { public static void main(String[] args) throws SQLException { \/\/ \u66ff\u6362 &#8220;jdbc:mysql:\/\/localhost:3306\/database_name&#8221; \u4e3a\u60a8\u7684\u6570\u636e\u5e93\u8fde\u63a5 URL Connection conn = DriverManager.getConnection(&#8220;jdbc:mysql:\/\/localhost:3306\/database_name&#8221;, &#8220;username&#8221;, &#8220;password&#8221;); } } \u767b\u5f55\u540e\u590d\u5236 \u6b65\u9aa4 2\uff1a\u521b\u5efa PreparedStatement \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4f7f\u7528 PreparedStatement \u6765\u8bbe\u7f6e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-67001","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/67001","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=67001"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/67001\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=67001"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=67001"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=67001"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}