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Ȩ > °í°´¼¾ÅÍ > ÀÚÁÖ¹¯´Â Áú¹®
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3913
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Áú¹®
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[JSP] mysql Á¢¼Ó °ü·Ã
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ºÐ·ù
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ȨÆäÀÌÁö
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1) java ÆÄÀÏÀÇ °æ¿ì Á¢¼Ó È®ÀÎ ¹æ¹ý
$ cat MysqlTest.java
import java.sql.*;
public class MysqlTest { public static void main(String args[]){ String DB_URL = "jdbc:mysql://localhost:3306/db_name"; String DB_ID = "db_id"; String DB_PW = "db_password"; Connection con; try{ Class.forName("org.gjt.mm.mysql.Driver"); System.out.println("1 ´Ü°è. JDBC Driver ·Îµå : success"); }catch(ClassNotFoundException e){ System.out.println("1 ´Ü°è. JDBC Driver ·Îµå : failure"); System.out.println(e.toString()); }
try{ con = DriverManager.getConnection(URL, DB_ID, DB_PW); System.out.println("2 ´Ü°è. MYSQL Á¢¼Ó : success"); }catch(SQLException e){ System.out.println("2 ´Ü°è. MYSQL Á¢¼Ó : failure"); System.out.println(e.getMessage()); } finally { if(conn !=null) try { conn.close(); } catch(Exception ex){} } } }
ÇÏÁö¸¸ ¾Ö¼®ÇϰԵµ java ¸í·É¾î¸¦ Áö¿øÇÏÁö ¾Ê´Â °ü°è·Î Á÷Á¢ È®ÀÎÀÌ ºÒ°¡´ÉÇÕ´Ï´Ù. µû¶ó¼ 2¹øÀÇ ¹æ¹ýÀ¸·Î È®ÀÎÇϽñ⠹ٶø´Ï´Ù.
2) jspÆÄÀÏÀÇ °æ¿ì Á¢¼ÓÇÏ´Â ¹æ¹ý
$ cat MysqlTest.jsp
<%@ page import="java.sql.*" contentType="text/html;charset=euc-kr"%> <html> <head> <title>mysql Á¢¼Ó Å×½ºÆ®</title> <meta http-equiv="Content-Type" content="text/html; charset=euc-kr"> <body> <% String DB_URL = "jdbc:mysql://localhost:3306/db_name"; String DB_ID = "db_id"; String DB_PW = "db_password";
Connection conn = null;
try { Class.forName("org.gjt.mm.mysql.Driver"); out.println("1 ´Ü°è. JDBC Driver ·Îµå : success<br>"); } catch(Exception ex) { out.println("1 ´Ü°è. JDBC Driver ·Îµå : failure<br>"); }
try { conn = DriverManager.getConnection(DB_URL, DB_ID, DB_PW); if(conn != null) out.println("2 ´Ü°è. MYSQL Á¢¼Ó : success"); } catch(Exception ex) { out.println("2 ´Ü°è. MYSQL Á¢¼Ó : failure"); } finally { if(conn != null) try { conn.close(); } catch(Exception ex) {} } %> </body> </html>
À§ µÎ °æ¿ì ¸ðµÎ finally ºÎºÐÀ» º¸½Ã¸é ¾î¶°ÇÑ °æ¿ì¶óµµ conn °´Ã¼´Â ´Ý¾Æ¾ß ÇÑ´Ù´Â Á¡¿¡ ÁÖÀÇÇϽñ⠹ٶø´Ï´Ù.
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