{"id":255,"date":"2022-07-24T05:05:39","date_gmt":"2022-11-16T04:59:34","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/java-resultset%e6%95%99%e7%a8%8b\/"},"modified":"2025-08-01T03:00:41","modified_gmt":"2025-07-31T19:00:41","slug":"java-resultset%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/java-resultset%e6%95%99%e7%a8%8b\/","title":{"rendered":"Java ResultSet \u6df1\u5ea6\u89e3\u6790\uff1a\u9ad8\u6548\u6570\u636e\u5904\u7406\u4e0e\u5b9e\u8df5\u6307\u5357"},"content":{"rendered":"

Java ResultSet\u63a5\u53e3\u662fjava.sql<\/code>\u5305\u7684\u6838\u5fc3\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u662fJDBC\u6846\u67b6\u4e2d\u7684\u5173\u952e\u7ec4\u4ef6\u3002ResultSet<\/code>\u5bf9\u8c61\u4e3b\u8981\u7528\u4e8e\u8bbf\u95ee\u4ece\u5173\u7cfb\u6570\u636e\u5e93\u67e5\u8be2\u5e76\u68c0\u7d22\u5230\u7684\u7ed3\u679c\u96c6\u3002<\/p>\n

ResultSet<\/code>\u7ef4\u62a4\u4e00\u4e2a\u6307\u5411\u67e5\u8be2\u7ed3\u679c\u4e2d\u5355\u884c\u7684\u5149\u6807\uff08\u6216\u79f0\u6307\u9488\uff09\u3002\u901a\u8fc7ResultSet<\/code>\u63d0\u4f9b\u7684\u5bfc\u822a\u548c\u83b7\u53d6\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u9010\u884c\u8fed\u4ee3\u5e76\u8bbf\u95ee\u6570\u636e\u5e93\u8bb0\u5f55\u3002\u6b64\u5916\uff0cResultSet<\/code>\u8fd8\u652f\u6301\u6570\u636e\u7684\u66f4\u65b0\u64cd\u4f5c\u3002<\/p>\n

Java ResultSet\u5c42\u6b21\u7ed3\u6784<\/h2>\n
\"Java<\/p>\n

\u4e0a\u56fe\u6e05\u6670\u5c55\u793a\u4e86ResultSet<\/code>\u5728JDBC\u6846\u67b6\u4e2d\u7684\u4f4d\u7f6e\u3002\u901a\u5e38\uff0cResultSet<\/code>\u662f\u901a\u8fc7\u6267\u884cSQL\u67e5\u8be2\uff08\u4f7f\u7528Statement<\/code>\u3001PreparedStatement<\/code>\u6216CallableStatement<\/code>\uff09\u540e\u83b7\u5f97\u7684\u3002<\/p>\n

AutoCloseable<\/code>\u548cWrapper<\/code>\u662fResultSet<\/code>\u7684\u8d85\u63a5\u53e3\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5728Java\u7a0b\u5e8f\u4e2d\u5b9e\u9645\u4f7f\u7528ResultSet<\/code>\u3002<\/p>\n

ResultSet \u793a\u4f8b<\/h2>\n

\u6211\u4eec\u5c06\u4ee5MySQL\u4e3a\u4f8b\u8fdb\u884c\u6f14\u793a\u3002\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u6570\u636e\u5e93\u811a\u672c\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5e93\u548c\u8868\uff0c\u5e76\u63d2\u5165\u4e00\u4e9b\u8bb0\u5f55\uff1a<\/p>\n

create<\/span> database<\/span> empdb;<\/span>\r\n\r\nuse<\/span> empdb;<\/span>\r\n\r\ncreate<\/span> table<\/span> tblemployee (<\/span>empid integer<\/span> primary<\/span> key<\/span>,<\/span> firstname varchar<\/span>(<\/span>32<\/span>)<\/span>,<\/span> lastname varchar<\/span>(<\/span>32<\/span>)<\/span>,<\/span> dob date<\/span>)<\/span>;<\/span>\r\n\r\ninsert<\/span> into<\/span> tblemployee values<\/span>  (<\/span>1<\/span>,<\/span> 'Mike'<\/span>,<\/span> 'Davis'<\/span>,<\/span>' 1998-11-11'<\/span>)<\/span>;<\/span>\r\ninsert<\/span> into<\/span> tblemployee values<\/span>  (<\/span>2<\/span>,<\/span> 'Josh'<\/span>,<\/span> 'Martin'<\/span>,<\/span> '1988-10-22'<\/span>)<\/span>;<\/span>\r\ninsert<\/span> into<\/span> tblemployee values<\/span>  (<\/span>3<\/span>,<\/span> 'Ricky'<\/span>,<\/span> 'Smith'<\/span>,<\/span> '1999-05-11'<\/span>)<\/span>;<\/span>\r\n<\/code><\/pre>\n
\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e2a\u793a\u4f8b\u7a0b\u5e8f\uff0c\u8be5\u7a0b\u5e8f\u5c06\u4ece\u8868\u4e2d\u83b7\u53d6\u8bb0\u5f55\u5e76\u6253\u5370\u5230\u63a7\u5236\u53f0\u3002\u8bf7\u786e\u4fdd\u60a8\u7684\u9879\u76ee\u7c7b\u8def\u5f84\u4e2d\u5df2\u5305\u542bMySQL JDBC\u9a71\u52a8\u7a0b\u5e8f\u3002<\/p>\n
\u8fd9\u662f\u6587\u7ae0\u300aJava ResultSet\u6559\u7a0b\u300b\u7684\u7b2c2\u90e8\u5206\uff08\u51719\u90e8\u5206\uff09\u3002<\/p>\n
package<\/span> com.<\/span>scdev.<\/span>examples<\/span>;<\/span>\r\n\r\nimport<\/span> java.<\/span>sql.<\/span><\/span>Connection<\/span><\/span>;<\/span>\r\nimport<\/span> java.<\/span>sql.<\/span><\/span>DriverManager<\/span><\/span>;<\/span>\r\nimport<\/span> java.<\/span>sql.<\/span><\/span>ResultSet<\/span><\/span>;<\/span>\r\nimport<\/span> java.<\/span>sql.<\/span><\/span>Statement<\/span><\/span>;<\/span>\r\nimport<\/span> java.<\/span>util.<\/span><\/span>Date<\/span><\/span>;<\/span>\r\n\r\n\/**\r\n * Java ResultSet \u793a\u4f8b\uff1a\u68c0\u7d22\u8bb0\u5f55\u3002\r\n *\r\n * @author scdev\r\n *\r\n *\/<\/span>\r\n\r\npublic<\/span> class<\/span> ResultSetDemo<\/span> {<\/span>\r\n\r\n\tpublic<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>\r\n\t\tString<\/span> query =<\/span> \"select empid, firstname, lastname, dob from tblemployee\"<\/span>;<\/span>\r\n\t\tConnection<\/span> conn =<\/span> null<\/span>;<\/span>\r\n\t\tStatement<\/span> stmt =<\/span> null<\/span>;<\/span>\r\n\t\ttry<\/span> {<\/span>\r\n\t\t\tClass<\/span>.<\/span>forName<\/span>(<\/span>\"com.mysql.jdbc.Driver\"<\/span>)<\/span>;<\/span>\r\n\t\t\tconn =<\/span> DriverManager<\/span>.<\/span>getConnection<\/span>(<\/span>\"jdbc:mysql:\/\/127.0.0.1:3306\/empdb\"<\/span>,<\/span> \"root\"<\/span>,<\/span> \"root\"<\/span>)<\/span>;<\/span>\r\n\t\t\tstmt =<\/span> conn.<\/span>createStatement<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\tResultSet<\/span> rs =<\/span> stmt.<\/span>executeQuery<\/span>(<\/span>query)<\/span>;<\/span>\r\n\t\t\twhile<\/span> (<\/span>rs.<\/span>next<\/span>(<\/span>)<\/span>)<\/span> {<\/span>\r\n\t\t\t\tInteger<\/span> empId =<\/span> rs.<\/span>getInt<\/span>(<\/span>1<\/span>)<\/span>;<\/span>\r\n\t\t\t\tString<\/span> firstName =<\/span> rs.<\/span>getString<\/span>(<\/span>2<\/span>)<\/span>;<\/span>\r\n\t\t\t\tString<\/span> lastName =<\/span> rs.<\/span>getString<\/span>(<\/span>3<\/span>)<\/span>;<\/span>\r\n\t\t\t\tDate<\/span> dob =<\/span> rs.<\/span>getDate<\/span>(<\/span>4<\/span>)<\/span>;<\/span>\r\n\t\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u5458\u5de5ID:\"<\/span> +<\/span> empId)<\/span>;<\/span>\r\n\t\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u540d:\"<\/span> +<\/span> firstName)<\/span>;<\/span>\r\n\t\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u59d3:\"<\/span> +<\/span> lastName)<\/span>;<\/span>\r\n\t\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u51fa\u751f\u65e5\u671f:\"<\/span> +<\/span> dob)<\/span>;<\/span>\r\n\t\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\"<\/span>)<\/span>;<\/span>\r\n\t\t\t}<\/span>\r\n\t\t\trs.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t}<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {<\/span>\r\n\t\t\te.<\/span>printStackTrace<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t}<\/span> finally<\/span> {<\/span>\r\n\t\t\ttry<\/span> {<\/span>\r\n\t\t\t\tstmt.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\t\tconn.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\t}<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {<\/span>}<\/span>\r\n\t\t}<\/span>\r\n\t}<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
\u4ea7\u51fa\u3002<\/p>\n
empId:1\r\nfirstName:Mike\r\nlastName:Davis\r\ndob:1998-11-11\r\n\r\nempId:2\r\nfirstName:Josh\r\nlastName:Martin\r\ndob:1988-10-22\r\n\r\nempId:3\r\nfirstName:Ricky\r\nlastName:Smith\r\ndob:1999-05-11\r\n<\/code><\/pre>\n
\u89e3\u91ca\uff1a<\/p>\n
    \n
  • \u901a\u8fc7\u8c03\u7528 Statement \u5b9e\u4f8b\u7684 executeQuery<\/code> \u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6 ResultSet\u3002\u6700\u521d\uff0cResultSet \u7684\u6e38\u6807\u6307\u5411\u7b2c\u4e00\u884c\u4e4b\u524d\u7684\u4f4d\u7f6e\u3002<\/li>\n
  • ResultSet \u7684 next<\/code> \u65b9\u6cd5\u5c06\u6e38\u6807\u79fb\u52a8\u5230\u4e0b\u4e00\u884c\u3002\u5982\u679c\u8fd8\u6709\u66f4\u591a\u884c\uff0c\u5219\u8fd4\u56de true<\/code>\uff0c\u5426\u5219\u8fd4\u56de false<\/code>\u3002<\/li>\n
  • \u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 ResultSet \u63d0\u4f9b\u7684 getter \u65b9\u6cd5\uff08\u4f8b\u5982 getInt()<\/code>\u3001getString()<\/code>\u3001getDate()<\/code>\uff09\u4ece ResultSet \u4e2d\u83b7\u53d6\u6570\u636e\u3002<\/li>\n
  • \u6240\u6709\u7684 getter \u65b9\u6cd5\u90fd\u6709\u4e24\u79cd\u53d8\u4f53\u3002\u7b2c\u4e00\u79cd\u53d8\u4f53\u63a5\u53d7\u5217\u7d22\u5f15\u4f5c\u4e3a\u53c2\u6570\uff0c\u7b2c\u4e8c\u79cd\u53d8\u4f53\u63a5\u53d7\u5217\u540d\u4f5c\u4e3a\u53c2\u6570\u3002<\/li>\n
  • \u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u5728 ResultSet \u5b9e\u4f8b\u4e0a\u8c03\u7528 close<\/code> \u65b9\u6cd5\uff0c\u4ee5\u4fbf\u6b63\u786e\u6e05\u7406\u6240\u6709\u8d44\u6e90\u3002<\/li>\n<\/ul>\n
    \u7ed3\u679c\u96c6\u7c7b\u578b\u548c\u5e76\u53d1\u6027<\/h2>\n
    \u5728\u521b\u5efa Statement\u3001PreparedStatement \u6216 CallableStatement \u5b9e\u4f8b\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u6307\u5b9a ResultSet \u7684\u7c7b\u578b\u548c\u5e76\u53d1\u65b9\u5f0f\u3002<\/p>\n
    \u521b\u5efa\u8bed\u53e5\u5bf9\u8c61\u65f6\uff0c\u6307\u5b9a\u7ed3\u679c\u96c6\u7c7b\u578b\u548c\u7ed3\u679c\u96c6\u5e76\u53d1\u6027\u7684\u65b9\u6cd5\u662f statement.createStatement(int resultSetType, int resultSetConcurrency)<\/code>\u3002<\/p>\n
    \u7ed3\u679c\u96c6\u7c7b\u578b<\/h3>\n
    1) \u53ea\u80fd\u5411\u524d\uff08ResultSet.TYPE_FORWARD_ONLY\uff09<\/h4>\n
    \u521b\u5efa Statement\u3001PreparedStatement \u6216 CallableStatement \u5b9e\u4f8b\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u8fd9\u79cd\u7c7b\u578b\u7684 ResultSet\u3002\u8fd9\u79cd ResultSet \u5b9e\u4f8b\u53ea\u80fd\u4ece\u7b2c\u4e00\u884c\u5411\u6700\u540e\u4e00\u884c\u65b9\u5411\u79fb\u52a8\u3002\u901a\u8fc7\u8c03\u7528 next()<\/code> \u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06 ResultSet \u5411\u524d\u79fb\u52a8\u4e00\u884c\u3002<\/p>\n
    Statement<\/span> stmt =<\/span> connection.<\/span>createStatement<\/span>(<\/span>ResultSet<\/span>.<\/span>TYPE_FORWARD_ONLY<\/span>,<\/span> ResultSet<\/span>.<\/span>CONCUR_READ_ONLY<\/span>)<\/span>;<\/span>\r\nResultSet<\/span> rs =<\/span> stmt.<\/span>executeQuery<\/span>(<\/span>\"select * from tbluser\"<\/span>)<\/span>;<\/span>\r\n<\/code><\/pre>\n
    2) \u4e0d\u654f\u611f\u6eda\u52a8\uff08ResultSet.TYPE_SCROLL_INSENSITIVE\uff09<\/h4>\n
    \u4e0d\u654f\u611f\u6eda\u52a8\u7684 ResultSet \u53ef\u4ee5\u5728\u5411\u524d\u548c\u5411\u540e\u65b9\u5411\u4e0a\u6eda\u52a8\u3002\u8fd8\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528 absolute()<\/code> \u65b9\u6cd5\u6eda\u52a8\u5230\u7edd\u5bf9\u4f4d\u7f6e\u3002\u4f46\u5b83\u5bf9\u6570\u636e\u66f4\u6539\u4e0d\u654f\u611f\u3002\u5b83\u53ea\u5728\u67e5\u8be2\u6267\u884c\u5e76\u83b7\u5f97 ResultSet \u65f6\u5177\u6709\u6570\u636e\u3002\u5728\u83b7\u53d6\u6570\u636e\u540e\u5bf9\u6570\u636e\u6240\u505a\u7684\u66f4\u6539\u4e0d\u4f1a\u53cd\u6620\u5728\u5176\u4e2d\u3002<\/p>\n
    Statement<\/span> stmt =<\/span> connection.<\/span>createStatement<\/span>(<\/span>ResultSet<\/span>.<\/span>TYPE_SCROLL_INSENSITIVE<\/span>,<\/span>  \t\tResultSet<\/span>.<\/span>CONCUR_READ_ONLY<\/span>)<\/span>;<\/span>\r\nResultSet<\/span> rs =<\/span> stmt.<\/span>executeQuery<\/span>(<\/span>\"select * from tbluser\"<\/span>)<\/span>;<\/span>\r\n<\/code><\/pre>\n
    3) \u6eda\u52a8\u654f\u611f\uff08ResultSet.TYPE_SCROLL_SENSITIVE\uff09<\/h4>\n
    \u6eda\u52a8\u654f\u611f\u7684 ResultSet \u53ef\u4ee5\u5728\u5411\u524d\u548c\u5411\u540e\u65b9\u5411\u4e0a\u6eda\u52a8\u3002\u8fd8\u53ef\u4ee5\u901a\u8fc7\u8c03\u7528 absolute()<\/code> \u65b9\u6cd5\u5c06\u5176\u6eda\u52a8\u5230\u7edd\u5bf9\u4f4d\u7f6e\u3002\u4f46\u5b83\u5bf9\u6570\u636e\u53d8\u5316\u654f\u611f\u3002\u5728\u6253\u5f00\u65f6\uff0c\u5b83\u5c06\u53cd\u6620\u5bf9\u6570\u636e\u6240\u505a\u7684\u66f4\u6539\u3002<\/p>\n
    Statement<\/span> stmt =<\/span> connection.<\/span>createStatement<\/span>(<\/span>ResultSet<\/span>.<\/span>TYPE_SCROLL_SENSITIVE<\/span>,<\/span>  \t\tResultSet<\/span>.<\/span>CONCUR_READ_ONLY<\/span>)<\/span>;<\/span>\r\nResultSet<\/span> rs =<\/span> stmt.<\/span>executeQuery<\/span>(<\/span>\"select * from tbluser\"<\/span>)<\/span>;<\/span>\r\n<\/code><\/pre>\n
    \u7ed3\u679c\u96c6\u5e76\u53d1\u6027<\/h3>\n
    \u53ea\u8bfb\uff08ResultSet.CONCUR_READ_ONLY\uff09<\/h4>\n
    \u8fd9\u662f\u9ed8\u8ba4\u7684\u5e76\u53d1\u6a21\u578b\u3002\u6211\u4eec\u53ea\u80fd\u5bf9ResultSet\u5b9e\u4f8b\u6267\u884c\u53ea\u8bfb\u64cd\u4f5c\uff0c\u4e0d\u5141\u8bb8\u8fdb\u884c\u66f4\u65b0\u64cd\u4f5c\u3002<\/p>\n
    \u53ef\u66f4\u65b0\uff08ResultSet.CONCUR_UPDATABLE\uff09<\/h4>\n
    \u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u5bf9ResultSet\u5b9e\u4f8b\u8fdb\u884c\u66f4\u65b0\u64cd\u4f5c\u3002<\/p>\n
    \u7ed3\u679c\u96c6\u65b9\u6cd5<\/h2>\n
    \u6211\u4eec\u53ef\u4ee5\u5c06ResultSet\u7684\u65b9\u6cd5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u7c7b\u522b\uff1a<\/p>\n
      \n
    • \u5bfc\u822a\u65b9\u6cd5\uff08Navigational Methods\uff09<\/li>\n
    • \u83b7\u53d6\/\u8bfb\u53d6\u65b9\u6cd5\uff08Getter\/Reader Methods\uff09<\/li>\n
    • \u8bbe\u7f6e\/\u66f4\u65b0\u65b9\u6cd5\uff08Setter\/Updater Methods\uff09<\/li>\n
    • \u5176\u4ed6\u65b9\u6cd5\uff08Miscellaneous Methods\uff09- \u5305\u62ec close() \u548c getMetaData()<\/li>\n<\/ul>\n
      1. \u7ed3\u679c\u96c6\u5bfc\u822a\u65b9\u6cd5<\/h3>\n
      Java ResultSet \u5bfc\u822a\u65b9\u6cd5\u8be6\u89e3\uff08\u6559\u7a0b\u7b2c5\u90e8\u5206\uff0c\u51719\u90e8\u5206\uff09<\/h3>\n
      \u672c\u90e8\u5206\u5c06\u6df1\u5165\u63a2\u8ba8 ResultSet<\/code> \u63a5\u53e3\u4e2d\u7528\u4e8e\u6e38\u6807\u5bfc\u822a\u7684\u5173\u952e\u65b9\u6cd5\u3002\u7406\u89e3\u8fd9\u4e9b\u65b9\u6cd5\u5bf9\u4e8e\u9ad8\u6548\u5730\u5904\u7406\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\u81f3\u5173\u91cd\u8981\u3002<\/p>\n
        \n
      • boolean absolute(int row) throws SQLException<\/code>\uff1a\u6b64\u65b9\u6cd5\u5c06 ResultSet<\/code> \u6e38\u6807\u79fb\u52a8\u5230\u6307\u5b9a\u7684\u884c\u3002\u5982\u679c\u64cd\u4f5c\u6210\u529f\uff0c\u5219\u8fd4\u56de true<\/code>\u3002<\/li>\n
      • void afterLast() throws SQLException<\/code>\uff1a\u6b64\u65b9\u6cd5\u5c06 ResultSet<\/code> \u6e38\u6807\u79fb\u52a8\u5230\u6700\u540e\u4e00\u884c\u4e4b\u540e\u7684\u4f4d\u7f6e\u3002<\/li>\n
      • void beforeFirst() throws SQLException<\/code>\uff1a\u6b64\u65b9\u6cd5\u5c06 ResultSet<\/code> \u6e38\u6807\u79fb\u52a8\u5230\u7b2c\u4e00\u884c\u4e4b\u524d\u7684\u4f4d\u7f6e\u3002<\/li>\n
      • boolean first() throws SQLException<\/code>\uff1a\u6b64\u65b9\u6cd5\u5c06 ResultSet<\/code> \u6e38\u6807\u79fb\u52a8\u5230\u7b2c\u4e00\u884c\u3002<\/li>\n
      • boolean last() throws SQLException<\/code>\uff1a\u6b64\u65b9\u6cd5\u5c06 ResultSet<\/code> \u6e38\u6807\u79fb\u52a8\u5230\u6700\u540e\u4e00\u884c\u3002<\/li>\n
      • boolean next() throws SQLException<\/code>\uff1a\u6b64\u65b9\u6cd5\u5c06 ResultSet<\/code> \u6e38\u6807\u79fb\u52a8\u5230\u4e0b\u4e00\u884c\u3002<\/li>\n
      • boolean previous() throws SQLException<\/code>\uff1a\u6b64\u65b9\u6cd5\u5c06 ResultSet<\/code> \u6e38\u6807\u79fb\u52a8\u5230\u4e0a\u4e00\u884c\u3002<\/li>\n<\/ul>\n
        package<\/span> com.<\/span>scdev.<\/span>examples<\/span>;<\/span>\r\nimport<\/span> java.<\/span>sql.<\/span><\/span>*<\/span><\/span>;<\/span>\r\n\r\n\/**\r\n * Java ResultSet \u5bfc\u822a\u65b9\u6cd5\u793a\u4f8b\u3002\r\n * \r\n * @author scdev\r\n *\r\n *\/<\/span>\r\npublic<\/span> class<\/span> ResultSetDemo<\/span> {\r\n\r\n\t<\/span>public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {\r\n\t\t<\/span>String<\/span> query =<\/span> \"select empid, firstname, lastname, dob from tblemployee\"<\/span>;<\/span>\r\n\t\tConnection<\/span> conn =<\/span> null<\/span>;<\/span>\r\n\t\tStatement<\/span> stmt =<\/span> null<\/span>;<\/span>\r\n\t\ttry<\/span> {\r\n\t\t\t<\/span>Class<\/span>.<\/span>forName<\/span>(<\/span>\"com.mysql.jdbc.Driver\"<\/span>)<\/span>;<\/span>\r\n\t\t\tconn =<\/span> DriverManager<\/span>.<\/span>getConnection<\/span>(<\/span>\"jdbc:mysql:\/\/127.0.0.1:3306\/empdb\"<\/span>,<\/span> \"root\"<\/span>,<\/span> \"root\"<\/span>)<\/span>;<\/span>\r\n\t\t\tstmt =<\/span> conn.<\/span>createStatement<\/span>(<\/span>ResultSet<\/span>.<\/span>TYPE_SCROLL_INSENSITIVE<\/span>,<\/span> ResultSet<\/span>.<\/span>CONCUR_READ_ONLY<\/span>)<\/span>;<\/span>\r\n\t\t\tResultSet<\/span> rs =<\/span> stmt.<\/span>executeQuery<\/span>(<\/span>query)<\/span>;<\/span>\r\n\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u8868\u4e2d\u7684\u6240\u6709\u884c\uff1a\"<\/span>)<\/span>;<\/span>\r\n\t\t\twhile<\/span> (<\/span>rs.<\/span>next<\/span>(<\/span>)<\/span>)<\/span> {<\/span> \r\n\t\t\t\t\/\/ \u901a\u8fc7\u8c03\u7528 next() \u65b9\u6cd5\u79fb\u52a8\u5230\u4e0b\u4e00\u884c<\/span>\r\n\t\t\t\tdisplayData<\/span>(<\/span>rs)<\/span>;<\/span>\r\n\t\t\t}<\/span>\r\n\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u73b0\u5728\u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c2\u884c\uff1a\"<\/span>)<\/span>;<\/span>\r\n\t\t\trs.<\/span>absolute<\/span>(<\/span>2<\/span>)<\/span>;<\/span> \/\/ \u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c2\u884c<\/span>\r\n\t\t\tdisplayData<\/span>(<\/span>rs)<\/span>;<\/span>\r\n\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u73b0\u5728\u8df3\u8f6c\u5230\u4e0a\u4e00\u884c\uff1a\"<\/span>)<\/span>;<\/span>\r\n\t\t\trs.<\/span>previous<\/span>(<\/span>)<\/span>;<\/span> \r\n\t\t\t\/\/ \u79fb\u52a8\u5230\u7b2c1\u884c\uff0c\u5373\u7b2c2\u884c\u7684\u4e0a\u4e00\u884c<\/span>\r\n\t\t\tdisplayData<\/span>(<\/span>rs)<\/span>;<\/span>\r\n\t\t\trs.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t<\/span>}<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {\r\n\t\t\t<\/span>e.<\/span>printStackTrace<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t<\/span>}<\/span> finally<\/span> {\r\n\t\t\t<\/span>try<\/span> {\r\n\t\t\t\t<\/span>stmt.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\t\tconn.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\t<\/span>}<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {\r\n\t\t\t<\/span>}<\/span>\r\n\t\t<\/span>}\r\n\t<\/span>}\r\n\r\n\t<\/span>public<\/span> static<\/span> void<\/span> displayData<\/span>(<\/span>ResultSet<\/span> rs)<\/span> throws<\/span> SQLException<\/span> {\r\n\t\t<\/span>System<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u5458\u5de5ID:\"<\/span> +<\/span> rs.<\/span>getInt<\/span>(<\/span>1<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u540d:\"<\/span> +<\/span> rs.<\/span>getString<\/span>(<\/span>2<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u59d3:\"<\/span> +<\/span> rs.<\/span>getString<\/span>(<\/span>3<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u51fa\u751f\u65e5\u671f:\"<\/span> +<\/span> rs.<\/span>getDate<\/span>(<\/span>4<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\"<\/span>)<\/span>;<\/span>\r\n\t<\/span>}\r\n<\/span>}<\/span><\/code><\/pre>\n
        \u4e0a\u8ff0\u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528 ResultSet<\/code> \u7684\u5bfc\u822a\u65b9\u6cd5\u6765\u904d\u5386\u548c\u5b9a\u4f4d\u6570\u636e\u3002\u8bf7\u6ce8\u610f\uff0c\u4e3a\u4e86\u4f7f\u7528 absolute()<\/code> \u548c previous()<\/code> \u7b49\u65b9\u6cd5\uff0c\u521b\u5efa Statement<\/code> \u65f6\u9700\u8981\u6307\u5b9a ResultSet.TYPE_SCROLL_INSENSITIVE<\/code> \u7c7b\u578b\uff0c\u8fd9\u8868\u793a ResultSet<\/code> \u662f\u53ef\u6eda\u52a8\u4e14\u5bf9\u5e95\u5c42\u6570\u636e\u6e90\u7684\u66f4\u6539\u4e0d\u654f\u611f\u7684\u3002ResultSet.CONCUR_READ_ONLY<\/code> \u8868\u793a ResultSet<\/code> \u662f\u53ea\u8bfb\u7684\uff0c\u4e0d\u80fd\u7528\u4e8e\u66f4\u65b0\u6570\u636e\u3002<\/p>\n
        \u8f93\u51fa\u7ed3\u679c\uff1a<\/p>\n
        \u8868\u4e2d\u7684\u6240\u6709\u884c\uff1a\r\n\u5458\u5de5ID:101\r\n\u540d:John\r\n\u59d3:Doe\r\n\u51fa\u751f\u65e5\u671f:1980-01-15\r\n\r\n\u5458\u5de5ID:102\r\n\u540d:Jane\r\n\u59d3:Smith\r\n\u51fa\u751f\u65e5\u671f:1985-03-20\r\n\r\n\u73b0\u5728\u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c2\u884c\uff1a\r\n\u5458\u5de5ID:102\r\n\u540d:Jane\r\n\u59d3:Smith\r\n\u51fa\u751f\u65e5\u671f:1985-03-20\r\n\r\n\u73b0\u5728\u8df3\u8f6c\u5230\u4e0a\u4e00\u884c\uff1a\r\n\u5458\u5de5ID:101\r\n\u540d:John\r\n\u59d3:Doe\r\n\u51fa\u751f\u65e5\u671f:1980-01-15\r\n<\/code><\/pre>\n
        \u8868\u4e2d\u7684\u6240\u6709\u884c<\/span>=><\/span>\r\nempId:<\/span>1<\/span>\r\nfirstName:<\/span>Mike<\/span>\r\nlastName:<\/span>Davis<\/span>\r\ndob:<\/span>1998<\/span>-<\/span>11<\/span>-<\/span>11<\/span>\r\n\r\nempId:<\/span>2<\/span>\r\nfirstName:<\/span>Josh<\/span>\r\nlastName:<\/span>Martin<\/span>\r\ndob:<\/span>1988<\/span>-<\/span>10<\/span>-<\/span>22<\/span>\r\n\r\nempId:<\/span>3<\/span>\r\nfirstName:<\/span>Ricky<\/span>\r\nlastName:<\/span>Smith<\/span>\r\ndob:<\/span>1999<\/span>-<\/span>05<\/span>-<\/span>11<\/span>\r\n\r\n\u73b0\u5728\u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c2\u884c<\/span>=><\/span>\r\nempId:<\/span>2<\/span>\r\nfirstName:<\/span>Josh<\/span>\r\nlastName:<\/span>Martin<\/span>\r\ndob:<\/span>1988<\/span>-<\/span>10<\/span>-<\/span>22<\/span>\r\n\r\n\u73b0\u5728\u56de\u5230\u4e0a\u4e00\u884c<\/span>=><\/span>\r\nempId:<\/span>1<\/span>\r\nfirstName:<\/span>Mike<\/span>\r\nlastName:<\/span>Davis<\/span>\r\ndob:<\/span>1998<\/span>-<\/span>11<\/span>-<\/span>11<\/span>\r\n<\/code><\/pre>\n
        2. \u7ed3\u679c\u96c6\u83b7\u53d6\/\u8bfb\u53d6\u65b9\u6cd5<\/h3>\n
          \n
        • int getInt(int columnIndex) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u7d22\u5f15\u7684\u503c\u4f5c\u4e3aint<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • long getLong(int columnIndex) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u7d22\u5f15\u7684\u503c\u4f5c\u4e3along<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • String getString(int columnIndex) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u7d22\u5f15\u7684\u503c\u4f5c\u4e3aString<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • java.sql.Date getDate(int columnIndex) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u7d22\u5f15\u7684\u503c\u4f5c\u4e3ajava.sql.Date<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • int getInt(String columnLabel) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u540d\u7684\u503c\u4f5c\u4e3aint<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • long getLong(String columnLabel) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u540d\u7684\u503c\u4f5c\u4e3along<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • String getString(String columnLabel) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u540d\u7684\u503c\u4f5c\u4e3aString<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • java.sql.Date getDate(String columnLabel) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u5c06\u6307\u5b9a\u5217\u540d\u7684\u503c\u4f5c\u4e3ajava.sql.Date<\/code>\u7c7b\u578b\u8fd4\u56de\u3002<\/li>\n
        • ResultSet<\/code>\u5305\u542b\u8fd4\u56de\u5176\u4ed6\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff08\u5982boolean<\/code>\u3001float<\/code>\u548cdouble<\/code>\uff09\u7684getter<\/code>\u65b9\u6cd5\u3002\u5b83\u8fd8\u5305\u542b\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u6570\u7ec4\u548c\u4e8c\u8fdb\u5236\u6570\u636e\u7684\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n
          3. \u7ed3\u679c\u96c6\u8bbe\u7f6e\/\u66f4\u65b0\u65b9\u6cd5<\/h3>\n
            \n
          • void updateInt(int columnIndex, int x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2aint<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u7684\u503c\u3002<\/li>\n
          • void updateLong(int columnIndex, long x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2along<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u7684\u503c\u3002<\/li>\n
          • void updateString(int columnIndex, String x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2aString<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u7684\u503c\u3002<\/li>\n
          • void updateDate(int columnIndex, java.sql.Date x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2ajava.sql.Date<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u7684\u503c\u3002<\/li>\n
          • void updateInt(String columnLabel, int x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2aint<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u6807\u7b7e\u7684\u503c\u3002<\/li>\n
          • void updateLong(String columnLabel, long x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2along<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u6807\u7b7e\u7684\u503c\u3002<\/li>\n
          • void updateString(String columnLabel, String x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2aString<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u6807\u7b7e\u7684\u503c\u3002<\/li>\n
          • void updateDate(String columnLabel, java.sql.Date x) throws SQLException<\/code>: \u6b64\u65b9\u6cd5\u4f7f\u7528\u4e00\u4e2ajava.sql.Date<\/code>\u503c\u66f4\u65b0\u5f53\u524d\u884c\u6307\u5b9a\u5217\u6807\u7b7e\u7684\u503c\u3002<\/li>\n<\/ul>\n
            \u6ce8\u610f\uff1a<\/strong>Setter \/ Updater \u65b9\u6cd5\u4e0d\u4f1a\u76f4\u63a5\u66f4\u65b0\u6570\u636e\u5e93\u4e2d\u7684\u503c\u3002\u53ea\u6709\u5728\u8c03\u7528insertRow()<\/code>\u6216updateRow()<\/code>\u65b9\u6cd5\u4e4b\u540e\uff0c\u6570\u636e\u5e93\u4e2d\u7684\u503c\u624d\u4f1a\u88ab\u63d2\u5165\u6216\u66f4\u65b0\u3002<\/p>\n
            package<\/span> com.<\/span>scdev.<\/span>examples<\/span>;<\/span>\r\nimport<\/span> java.<\/span>sql.<\/span><\/span>*<\/span><\/span>;<\/span>\r\n\r\n\/**\r\n * \u4f7f\u7528\u66f4\u65b0\u65b9\u6cd5\uff08updater methods\uff09\u7684Java ResultSet\u793a\u4f8b\u3002\r\n * \r\n * @author scdev\r\n *\r\n *\/<\/span>\r\n\r\npublic<\/span> class<\/span> ResultSetUpdateDemo<\/span> {<\/span>\r\n\r\n\tpublic<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>\r\n\t\tString<\/span> query =<\/span> \"select empid, firstname, lastname, dob from tblemployee\"<\/span>;<\/span>\r\n\t\tConnection<\/span> conn =<\/span> null<\/span>;<\/span>\r\n\t\tStatement<\/span> stmt =<\/span> null<\/span>;<\/span>\r\n\t\ttry<\/span> {<\/span>\r\n\t\t\tClass<\/span>.<\/span>forName<\/span>(<\/span>\"com.mysql.jdbc.Driver\"<\/span>)<\/span>;<\/span>\r\n\t\t\tconn =<\/span> DriverManager<\/span>.<\/span>getConnection<\/span>(<\/span>\"jdbc:mysql:\/\/127.0.0.1:3306\/empdb\"<\/span>,<\/span> \"root\"<\/span>,<\/span> \"root\"<\/span>)<\/span>;<\/span>\r\n\t\t\tstmt =<\/span> conn.<\/span>createStatement<\/span>(<\/span>ResultSet<\/span>.<\/span>TYPE_SCROLL_INSENSITIVE<\/span>,<\/span> ResultSet<\/span>.<\/span>CONCUR_UPDATABLE<\/span>)<\/span>;<\/span>\r\n\t\t\tResultSet<\/span> rs =<\/span> stmt.<\/span>executeQuery<\/span>(<\/span>query)<\/span>;<\/span>\r\n\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u73b0\u5728\u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c\u4e8c\u884c\u8fdb\u884c\u66f4\u65b0\"<\/span>)<\/span>;<\/span>\r\n\t\t\tif<\/span> (<\/span>rs.<\/span>absolute<\/span>(<\/span>2<\/span>)<\/span>)<\/span> {<\/span> \r\n\t\t\t\t\/\/ \u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c\u4e8c\u884c<\/span>\r\n\t\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u73b0\u6709\u59d3\u540d:\"<\/span> +<\/span> rs.<\/span>getString<\/span>(<\/span>\"firstName\"<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\t\t\trs.<\/span>updateString<\/span>(<\/span>\"firstname\"<\/span>,<\/span> \"Tyson\"<\/span>)<\/span>;<\/span>\r\n\t\t\t\trs.<\/span>updateRow<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\t}<\/span>\r\n\t\t\trs.<\/span>beforeFirst<\/span>(<\/span>)<\/span>;<\/span> \/\/ \u56de\u5230\u8d77\u59cb\u4f4d\u7f6e<\/span>\r\n\t\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u8868\u683c\u4e2d\u7684\u6240\u6709\u884c\u5982\u4e0b:\"<\/span>)<\/span>;<\/span>\r\n\t\t\twhile<\/span> (<\/span>rs.<\/span>next<\/span>(<\/span>)<\/span>)<\/span> {<\/span> \r\n\t\t\t\/\/ \u901a\u8fc7\u8c03\u7528next()\u65b9\u6cd5\u79fb\u52a8\u5230\u4e0b\u4e00\u884c<\/span>\r\n\t\t\t\tdisplayData<\/span>(<\/span>rs)<\/span>;<\/span>\r\n\t\t\t}<\/span>\r\n\t\t\trs.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t}<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {<\/span>\r\n\t\t\te.<\/span>printStackTrace<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t}<\/span> finally<\/span> {<\/span>\r\n\t\t\ttry<\/span> {<\/span>\r\n\t\t\t\tstmt.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\t\tconn.<\/span>close<\/span>(<\/span>)<\/span>;<\/span>\r\n\t\t\t}<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {\r\n\t\t\t}<\/span>\r\n\t\t}<\/span>\r\n\t}<\/span>\r\n\r\n\tpublic<\/span> static<\/span> void<\/span> displayData<\/span>(<\/span>ResultSet<\/span> rs)<\/span> throws<\/span> SQLException<\/span> {<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u5458\u5de5ID:\"<\/span> +<\/span> rs.<\/span>getInt<\/span>(<\/span>1<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u540d\u5b57:\"<\/span> +<\/span> rs.<\/span>getString<\/span>(<\/span>2<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u59d3\u6c0f:\"<\/span> +<\/span> rs.<\/span>getString<\/span>(<\/span>3<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\u51fa\u751f\u65e5\u671f:\"<\/span> +<\/span> rs.<\/span>getDate<\/span>(<\/span>4<\/span>)<\/span>)<\/span>;<\/span>\r\n\t\tSystem<\/span>.<\/span>out.<\/span>println<\/span>(<\/span>\"\"<\/span>)<\/span>;<\/span>\r\n\t}<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
            \u8f93\u51fa\uff1a<\/p>\n
            \u73b0\u5728\u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c\u4e8c\u884c\u8fdb\u884c\u66f4\u65b0
            \u73b0\u6709\u59d3\u540d: [\u539f\u59cb\u7b2c\u4e8c\u884c\u7684\u540d\u5b57]
            \u8868\u683c\u4e2d\u7684\u6240\u6709\u884c\u5982\u4e0b:
            \u5458\u5de5ID: [\u7b2c\u4e00\u884cID]
            \u540d\u5b57: [\u7b2c\u4e00\u884c\u540d\u5b57]
            \u59d3\u6c0f: [\u7b2c\u4e00\u884c\u59d3\u6c0f]
            \u51fa\u751f\u65e5\u671f: [\u7b2c\u4e00\u884c\u51fa\u751f\u65e5\u671f]<\/p>\n
            \u5458\u5de5ID: [\u7b2c\u4e8c\u884cID]
            \u540d\u5b57: Tyson
            \u59d3\u6c0f: [\u7b2c\u4e8c\u884c\u59d3\u6c0f]
            \u51fa\u751f\u65e5\u671f: [\u7b2c\u4e8c\u884c\u51fa\u751f\u65e5\u671f]<\/p>\n
            […\u5176\u4ed6\u884c\u6570\u636e…]<\/p>\n
            \u73b0\u5728\u76f4\u63a5\u8df3\u8f6c\u5230\u7b2c\u4e8c\u884c\u8fdb\u884c\u66f4\u65b0\r\n\u73b0\u6709\u540d\u79f0\uff1aJosh\r\n\u8868\u4e2d\u6240\u6709\u884c\uff1a\r\nempId: 1\r\nfirstName: Mike\r\nlastName: Davis\r\ndob: 1998-11-11\r\n\r\nempId: 2\r\nfirstName: Tyson\r\nlastName: Martin\r\ndob: 1988-10-22\r\n\r\nempId: 3\r\nfirstName: Ricky\r\nlastName: Smith\r\ndob: 1999-05-11\r\n<\/code><\/pre>\n
            4. \u6742\u9879\u7ed3\u679c\u96c6\u65b9\u6cd5<\/h3>\n
              \n
            • void close() throws SQLException:<\/strong> \u6b64\u65b9\u6cd5\u7528\u4e8e\u91ca\u653e\u4e0e ResultSet \u5b9e\u4f8b\u5173\u8054\u7684\u8d44\u6e90\u3002\u5fc5\u987b\u8c03\u7528\u6b64\u65b9\u6cd5\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u8d44\u6e90\u6cc4\u6f0f\u3002<\/li>\n
            • ResultSetMetaData getMetaData() throws SQLException:<\/strong> \u6b64\u65b9\u6cd5\u8fd4\u56de ResultSetMetaData \u5b9e\u4f8b\u3002\u5b83\u63d0\u4f9b\u6709\u5173\u67e5\u8be2\u8f93\u51fa\u5217\u7684\u7c7b\u578b\u548c\u5c5e\u6027\u4fe1\u606f\u3002<\/li>\n<\/ul>\n
              \u53c2\u8003\u8d44\u6599\uff1aJava\u6587\u6863<\/p>\n","protected":false},"excerpt":{"rendered":"
              Java ResultSet\u63a5\u53e3\u662fjava.sql\u5305\u7684\u6838\u5fc3\u7ec4\u6210\u90e8\u5206\uff0c\u5b83\u662fJDBC\u6846\u67b6\u4e2d\u7684\u5173\u952e\u7ec4\u4ef6\u3002Result […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[189,936,935,391,937],"class_list":["post-255","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java","tag-jdbc","tag-resultset","tag-391","tag-937"],"yoast_head":"\nJava ResultSet \u6df1\u5ea6\u89e3\u6790\uff1a\u9ad8\u6548\u6570\u636e\u5904\u7406\u4e0e\u5b9e\u8df5\u6307\u5357 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u6df1\u5165\u5b66\u4e60Java ResultSet\uff0c\u638c\u63e1\u5176\u5728JDBC\u6570\u636e\u5e93\u7f16\u7a0b\u4e2d\u7684\u6838\u5fc3\u4f5c\u7528\u3002\u672c\u6559\u7a0b\u8be6\u7ec6\u8bb2\u89e3ResultSet\u7684\u904d\u5386\u3001\u6570\u636e\u8bfb\u53d6\u3001\u7c7b\u578b\u8f6c\u6362\u53ca\u5e38\u89c1\u64cd\u4f5c\uff0c\u52a9\u60a8\u9ad8\u6548\u5904\u7406\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\uff0c\u63d0\u5347Java\u5e94\u7528\u7684\u6570\u636e\u5904\u7406\u80fd\u529b\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/java-resultset\u6559\u7a0b\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java ResultSet \u6df1\u5ea6\u89e3\u6790\uff1a\u9ad8\u6548\u6570\u636e\u5904\u7406\u4e0e\u5b9e\u8df5\u6307\u5357\" \/>\n<meta property=\"og:description\" content=\"\u6df1\u5165\u5b66\u4e60Java ResultSet\uff0c\u638c\u63e1\u5176\u5728JDBC\u6570\u636e\u5e93\u7f16\u7a0b\u4e2d\u7684\u6838\u5fc3\u4f5c\u7528\u3002\u672c\u6559\u7a0b\u8be6\u7ec6\u8bb2\u89e3ResultSet\u7684\u904d\u5386\u3001\u6570\u636e\u8bfb\u53d6\u3001\u7c7b\u578b\u8f6c\u6362\u53ca\u5e38\u89c1\u64cd\u4f5c\uff0c\u52a9\u60a8\u9ad8\u6548\u5904\u7406\u6570\u636e\u5e93\u67e5\u8be2\u7ed3\u679c\uff0c\u63d0\u5347Java\u5e94\u7528\u7684\u6570\u636e\u5904\u7406\u80fd\u529b\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/java-resultset\u6559\u7a0b\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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