package model;
import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; import org.junit.Test;
public class TestConn2005 { ??? ?private Connection conn = null; ?private String url="jdbc:sqlserver://localhost:1433;DatabaseName=base1"; ?private String USER = "sa"; ?private String PASSWORD = "sa"; ?private String driver ="com.microsoft.jdbc.sqlserver.SQLServerDriver"; ?
?public void getConnection()? { ???try { ????Class.forName(driver); ???} catch (ClassNotFoundException e) { ????System.out.println("****加载驱动失败****"); ???} ???try { ????conn =DriverManager.getConnection(url,USER,PASSWORD); ???} catch (SQLException e) { ????System.out.println("****连接失败****"); ???} ?? ?} ? ?public void testConnection() throws Exception { ??if (conn == null) ???this.getConnection(); ???String sql = "select * from? student"; ???Statement stmt = conn.createStatement(); ???ResultSet rs = stmt.executeQuery(sql); ???while (rs.next()) { ????System.out.println(">>>"+rs.getString("姓名")); ???} ???rs.close(); ???stmt.close(); ?? ?} ? ?public static void main(String[] args) throws Exception { ??TestConn2005 bean = new TestConn2005(); ??bean.testConnection(); ?}
}
(编辑:李大同)
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