1.安裝:SQL Server 2000 Driver for JDBC Service Pack 3
下載安裝JDBC SP3
里面的安裝包
按照提示安裝可以了.成功后有三個文件要使用:
c:/program files/Microsoft SQL Server 2000 Driver for JDBC/lib/msbase.jar
c:/program files/Microsoft SQL Server 2000 Driver for JDBC/lib/msutil.jar
c:/program files/Microsoft SQL Server 2000 Driver for JDBC/lib/mssqlserver.jar
2.測試代碼
新建類文件Connect.java.
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package test;import java.*;import java.sql.Driver;public class Connect{ private java.sql.Connection con = null; private final String url = "jdbc:microsoft:sqlserver://"; private final String serverName= "localhost"; private final String portNumber = "1433"; private final String databaseName= "DBtest"; private final String userName = "sa"; private final String password = "123456"; // Informs the driver to use server a side-cursor, // which permits more than one active statement // on a connection. private final String selectMethod = "cursor"; // Constructor public Connect(){} private String getConnectionUrl(){ return url+serverName+":"+portNumber+";databaseName="+databaseName+";selectMethod="+selectMethod+";"; } private java.sql.Connection getConnection(){ try{ Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver"); con = java.sql.DriverManager.getConnection(getConnectionUrl(),userName,password); if(con!=null) System.out.println("Connection Successful!"); }catch(Exception e){ e.printStackTrace(); System.out.println("Error Trace in getConnection() : " + e.getMessage()); } return con; } /* Display the driver properties, database details */ public void displayDbProperties(){ java.sql.DatabaseMetaData dm = null; java.sql.ResultSet rs = null; try{ con= this.getConnection(); if(con!=null){ dm = con.getMetaData(); System.out.println("Driver Information"); System.out.println("/tDriver Name: "+ dm.getDriverName()); System.out.println("/tDriver Version: "+ dm.getDriverVersion ()); System.out.println("/nDatabase Information "); System.out.println("/tDatabase Name: "+ dm.getDatabaseProductName()); System.out.println("/tDatabase Version: "+ dm.getDatabaseProductVersion()); System.out.println("Avalilable Catalogs "); rs = dm.getCatalogs(); while(rs.next()){ System.out.println("/tcatalog: "+ rs.getString(1)); } rs.close(); rs = null; closeConnection(); }else System.out.println("Error: No active Connection"); }catch(Exception e){ e.printStackTrace(); } dm=null; } private void closeConnection(){ try{ if(con!=null) con.close(); con=null; }catch(Exception e){ e.printStackTrace(); } } public static void main(String[] args) throws Exception { Connect myDbTest = new Connect(); myDbTest.displayDbProperties(); }} |
代碼來源:
http://support.microsoft.com/default.aspx?scid=kb;zh-cn;313100
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成功后控制臺輸出:
Connection Successful!
Driver Information
Driver Name: SQLServer
Driver Version: 2.2.0040
Database Information
Database Name: Microsoft SQL Server
Database Version: Microsoft SQL Server 2000 - 8.00.760 (Intel X86)
Dec 17 2002 14:22:05
Copyright (c) 1988-2003 Microsoft Corporation
Enterprise Edition on Windows NT 5.2 (Build 3790: )
Avalilable Catalogs
catalog: DBtest
...........
3.問題:
在測試中控制臺老輸出下面的錯誤!
找資料找了很久.都說把jdbc安裝后的三個jar文件的路徑放進(jìn)環(huán)境變量里可以了但我試了不行的!
java.lang.ClassNotFoundException: com.microsoft.jdbc.sqlserver.SQLServerDriver
.........
Error Trace in getConnection() : com.microsoft.jdbc.sqlserver.SQLServerDriver
Error: No active Connection
請教了別人才找到辦法:
包資源管理器-->包名右鍵"構(gòu)建路徑"-->配置構(gòu)建路徑-->java構(gòu)建路徑-->庫-->添加外部JAR
把那三個JAR選擇進(jìn)去就可以了.
添加后三個JDBC文件就有了.
