package ssd;import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.Statement;public class sdd {public static void main(String[] srg) {String driverName = com.microsoft.sqlserver.jdbc.SQLServerDri
package ssd;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
public class sdd {
public static void main(String[] srg) {
String driverName = "com.microsoft.sqlserver.jdbc.SQLServerDriver"; // 加载JDBC驱动
String dbURL = "jdbc:microsoft:sqlserver://127.0.0.1:1433; DatabaseName=lianxi"; // 连接服务器和数据库
String userName = "sa"; // 密码
String password = "sa";
Connection dbConn = null;
Statement sta = null;
ResultSet rs = null;
try {
Class.forName(driverName);
dbConn = DriverManager.getConnection(dbURL, userName, password);
System.out.println("数据库连接成功！");
sta = dbConn.createStatement();
rs = sta.executeQuery("select * from users");
while(rs.next()){
System.out.println(rs.getString(1));
System.out.println(rs.getString(2));
}
} catch (Exception e) {
System.err.println("exception:" + e.getMessage());
}
}
}
出现
java.sql.SQLException: [Microsoft][SQLServer 2000 Driver for JDBC][SQLServer]对象名 'users' 无效。
at com.microsoft.jdbc.base.BaseExceptions.createException(Unknown Source)
at com.microsoft.jdbc.base.BaseExceptions.getException(Unknown Source)
at com.microsoft.jdbc.sqlserver.tds.TDSRequest.processErrorToken(Unknown Source)
at com.microsoft.jdbc.sqlserver.tds.TDSRequest.processReplyToken(Unknown Source)
at com.microsoft.jdbc.sqlserver.tds.TDSExecuteRequest.processReplyToken(Unknown Source)
at com.microsoft.jdbc.sqlserver.tds.TDSRequest.processReply(Unknown Source)
at com.microsoft.jdbc.sqlserver.SQLServerImplStatement.getNextResultType(Unknown Source)
at com.microsoft.jdbc.base.BaseStatement.commonTransitionToState(Unknown Source)
at com.microsoft.jdbc.base.BaseStatement.postImplExecute(Unknown Source)
at com.microsoft.jdbc.base.BaseStatement.commonExecute(Unknown Source)
at com.microsoft.jdbc.base.BaseStatement.executeQueryInternal(Unknown Source)
at com.microsoft.jdbc.base.BaseStatement.executeQuery(Unknown Source)
......
代码中:
String dbURL = "jdbc:microsoft:sqlserver://localhost:1433; DatabaseName=XXX
注意到了localhost:1433;后面有一空格，这样就找不到Database了，肯定也就找不到其中的数据表了。
