hw6_db.sql

-- phpMyAdmin SQL Dump
-- version 3.2.4
-- http://www.phpmyadmin.net
--
-- Host: localhost
-- Generation Time: Oct 27, 2010 at 05:56 PM
-- Server version: 5.1.41
-- PHP Version: 5.3.1

SET SQL_MODE="NO_AUTO_VALUE_ON_ZERO";

--
-- Database: `hw6`
--

-- --------------------------------------------------------

--
-- Table structure for table `asg`
--

CREATE TABLE IF NOT EXISTS `asg` (
  `ENO` char(2) NOT NULL,
  `PNO` char(2) NOT NULL,
  `RESP` varchar(30) NOT NULL,
  `DUR` int(2) NOT NULL,
  PRIMARY KEY (`ENO`,`PNO`),
  KEY `PNO` (`PNO`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

--
-- Dumping data for table `asg`
--

INSERT INTO `asg` (`ENO`, `PNO`, `RESP`, `DUR`) VALUES
('E1', 'P1', 'Manager', 12),
('E2', 'P1', 'Analyst', 24),
('E2', 'P2', 'Analyst', 6),
('E3', 'P3', 'Consultant', 10),
('E3', 'P4', 'Engineer', 48),
('E4', 'P2', 'Programmer', 18),
('E6', 'P4', 'Manager', 48),
('E7', 'P5', 'Engineer', 23),
('E8', 'P3', 'Manager', 40);

-- --------------------------------------------------------

--
-- Table structure for table `emp`
--

CREATE TABLE IF NOT EXISTS `emp` (
  `ENO` char(2) NOT NULL,
  `ENAME` varchar(30) NOT NULL,
  `TITLE` varchar(30) NOT NULL,
  PRIMARY KEY (`ENO`),
  KEY `TITLE` (`TITLE`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

--
-- Dumping data for table `emp`
--

INSERT INTO `emp` (`ENO`, `ENAME`, `TITLE`) VALUES
('E1', 'J. Doe', 'Elect. Eng.'),
('E2', 'M. Smith', 'Syst. Anal.'),
('E3', 'A. Lee', 'Mech. Eng.'),
('E4', 'J. Miller', 'Programmer'),
('E5', 'B. Casey', 'Syst. Anal.'),
('E6', 'L. Chu', 'Elect. Eng.'),
('E7', 'R. Davis', 'Mech. Eng.'),
('E8', 'J. Jones', 'Syst. Anal.');

-- --------------------------------------------------------

--
-- Table structure for table `pay`
--

CREATE TABLE IF NOT EXISTS `pay` (
  `TITLE` varchar(30) NOT NULL,
  `SAL` int(4) NOT NULL,
  PRIMARY KEY (`TITLE`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

--
-- Dumping data for table `pay`
--

INSERT INTO `pay` (`TITLE`, `SAL`) VALUES
('Elect. Eng.', 10000),
('Mech. Eng.', 3600),
('Programmer', 2400),
('Syst. Anal.', 3400);

--
-- Triggers `pay`
--
DROP TRIGGER IF EXISTS `tru_pay`;
DELIMITER //
CREATE TRIGGER `tru_pay` BEFORE UPDATE ON `pay`
 FOR EACH ROW begin
		if new.sal < old.sal then
			set new.sal = old.sal;
		elseif new.sal > 10000 then
			set new.sal = 10000;
		end if;
	end
//
DELIMITER ;

-- --------------------------------------------------------

--
-- Table structure for table `proj`
--

CREATE TABLE IF NOT EXISTS `proj` (
  `PNO` char(2) NOT NULL,
  `PNAME` varchar(30) NOT NULL,
  `BUDGET` int(6) NOT NULL,
  `LOC` varchar(30) NOT NULL,
  PRIMARY KEY (`PNO`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

--
-- Dumping data for table `proj`
--

INSERT INTO `proj` (`PNO`, `PNAME`, `BUDGET`, `LOC`) VALUES
('P1', 'Instrumentation', 150000, 'Paris'),
('P2', 'Database Develop.', 300000, 'Atlanta'),
('P3', 'CAD/CAM', 250000, 'Philadelphia'),
('P4', 'Maintenance', 100000, 'London'),
('P5', 'CAD/CAM', 500000, 'San Francisco');

--
-- Constraints for dumped tables
--

--
-- Constraints for table `asg`
--
ALTER TABLE `asg`
  ADD CONSTRAINT `asg_ibfk_2` FOREIGN KEY (`PNO`) REFERENCES `proj` (`PNO`),
  ADD CONSTRAINT `asg_ibfk_1` FOREIGN KEY (`ENO`) REFERENCES `emp` (`ENO`);

--
-- Constraints for table `emp`
--
ALTER TABLE `emp`
  ADD CONSTRAINT `emp_ibfk_1` FOREIGN KEY (`TITLE`) REFERENCES `pay` (`TITLE`);