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SQL Server 2000 Driver for JDBC Service Pack 3 安裝測試方法

2019-11-26 15:23:20
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1.安裝:SQL Server 2000 Driver for JDBC Service Pack 3
下載安裝JDBC SP3

//www.survivalescaperooms.com/softs/234108.html

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.

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
------------------------------------------
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選擇進去就可以了.

添加后三個JDBC文件就有了.

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