CHAPTER 2DATABASE

CONNECTION(MYSQL)

Wattanapong suttapak,Software Engineering, school of Information communication Technology, university of phayao

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JAVA WEB APPLICATION & DATABASE PREREQUISITE - servlet - database library( MySQL library::support MySQL and Maria dB) - database(MariaDB)

MARIA DB - Create database employees - Set database employees permission as user(jspuser) pass(jsp2015) - Download sample employees database - https://launchpad.net/test-db/ - http://se.ict.up.ac.th/software/

MARIA DB(1) - import employees database to local database

*** อยาล�มู set path {maria db directory}/bin

CONNECTING TO MARIA DB BY JSP

CONNECTING TO MARIA DB BY JSP(1)

CONNECTING TO MARIA DB BY JSP + BEAN(2)

package databaseclass MySQL

CONNECTING TO MARIA DB BY JSP + BEAN(2)

package databaseclass MySQL

CONNECTING TO MARIA DB BY JSP + BEAN(2)

presentDB.jsp

CONNECTING TO MARIA DB BY JSP + SERVLET(3)

java bean & servlet(.java)

web

resource(.xml)

webpage(.html +.jsp)

web.xml(web config)lib(web library :: jdbc )

CONNECTING TO MARIA DB BY JSP + SERVLET(3)

context.xml

name = jdbc/{db name or … }

auth,driverClassName,type :: fixurl = jdbc:{db type}://{db server}:{port}/db name

username = {username} , password = {password}

CONNECTING TO MARIA DB BY JSP + SERVLET(3)

web.xml

CONNECTING TO MARIA DB BY JSP + SERVLET(3)

servlet servletDB

Process

CONNECTING TO MARIA DB BY JSP + SERVLET(3)

servlet servletDB

Process

JAVA WEB :: SESSIONALTER TABLE `employees` ADD COLUMN `pass` VARCHAR(50) NOT NULL AFTER `emp_no`;

AUTHENTICATION

AUTHENTICATION

AUTHENTICATION

CREATE

VIEW

UPDATE

DELETE