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  • jdbc的简单实现demo

    直接上代码吧,只是因为上篇的心血来潮。总结哈

    import java.sql.Connection;
    import java.sql.DriverManager;
    import java.sql.ResultSet;
    import java.sql.SQLException;
    import java.sql.Statement;
    
    public class OracleTest {
         public static void main(String[] args) {
        	 ResultSet rs = null;  
        	  Statement stmt = null;  
        	  Connection conn = null;  
        	  try {  
        	   Class.forName("oracle.jdbc.driver.OracleDriver");  
        	   conn = DriverManager.getConnection("jdbc:oracle:thin:@192.254.13.13:1521:orclTest", "123456", "123456");  
        	   stmt = conn.createStatement();  
        	   rs = stmt.executeQuery("select * from t_service");  
        	   while(rs.next()) {  
        	    System.out.println(rs.getString(1));  
        	   }  
        	  } catch (ClassNotFoundException e) {  
        	   e.printStackTrace();  
        	  } catch (SQLException e) {  
        	   e.printStackTrace();  
        	  } finally {  
        	   try {  
        	    if(rs != null) {  
        	     rs.close();  
        	     rs = null;  
        	    }  
        	    if(stmt != null) {  
        	     stmt.close();  
        	     stmt = null;  
        	    }  
        	    if(conn != null) {  
        	     conn.close();  
        	     conn = null;  
        	    }  
        	   } catch (SQLException e) {  
        	    e.printStackTrace();  
        	   }  
        	  }  
        	 }  
    }
    

      差不多就这样吧

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  • 原文地址:https://www.cnblogs.com/xubiao/p/5483819.html
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