Giáo trình SQL bài 5

Lab 02 Company Database

1

Lab 02
Company Database
1. Create Database Company
CREATE DATABASE Company ON PRIMARY
( NAME = 'Company',
FILENAME = 'C:\DATA\Company.mdf' ,
SIZE = 2048KB ,
MAXSIZE = UNLIMITED,
FILEGROWTH = 1024KB )
LOG ON
( NAME = 'Company_log',
FILENAME = 'C:\DATA\Company_log.ldf' ,
SIZE = 1024KB ,
MAXSIZE = 2048KB ,
FILEGROWTH = 10%)
Note: Save to file Company_DB.sql
2. Create tables – Priamry Key – Foreign Key


Lab 02 Company Database

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•

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2

Table Structure:
Employee
Field Name
FName
MInit
LName
SSN
BDate
Address
Sex
Salary
SuperSSN
DNo

Data Type
varchar(15)
varchar(1)
varchar(15)
char(9)
datetime
varchar(30)
char(1)
numeric(10, 2)
char(9)

numeric(4, 0)

Null
NOT NULL
NULL
NOT NULL
NOT NULL
NULL
NULL
NULL
NULL
NULL
NULL

Department
Field Name
DName
DNumber
Mgrssn
MgrStartdate

Data Type
varchar(15)
numeric(4, 0)
char(9)
datetime

Null
NOT NULL
NOT NULL

NULL
NULL

Department Location
Field Name
Data Type
DNumber
numeric(4, 0)
DLocation
varchar(15)

Null
NOT NULL
NOT NULL

Project
Field Name
PName
PNumber
PLocation
DNum

Data Type
varchar(15)
numeric(4, 0)
varchar(15)
numeric(4, 0)

Null
NOT NULL

NOT NULL
NULL
NOT NULL

Works on
Field Name
ESSN
PNo
Hours

Data Type
char(9)
numeric(4, 0)
numeric(4, 1)

Null
NOT NULL
NOT NULL
NULL

•

Dependent
Field Name
Data Type
ESSN
char(9)
Dependent_Name varchar(15)
Sex
char(1)

BDate
datetime
Relationship
varchar(8)
Note: Save to file Company_Tab.sql

Null
NOT NULL
NOT NULL
NULL
NULL
NULL


Lab 02 Company Database

3

3. Insert Data
In 2 tables Employee and Department: when entering data into table, the data is
entered first and other is enterd next. After they can update.
• Employee
FName Minit LName
SSN
BDate
Address
Sex Salary Supper_SSN
John
B
Smith

123456789 01/09/1955 Houston, M
30000 333445555
TX
Franklin T
Wong
333445555 12/08/1945 Houston, M
40000 888665555
TX
Joyce
A
English 453453453 07/31/1962 Houston, F
25000 333445555
TX
Ramesh K
Narayan 666884444 09/15/1952 Humble, M
38000 333445555
TX
James
E
Borg
888665555 11/10/1927 Houston, M
55000 NULL
TX
Jennifer S
Wallace 987654321 06/20/1931 Bellaire, F
43000 888665555
TX
Ahmad V
Jabbar
987987987 03/29/1959 Houston, M

25000 987654321
TX
Alicia
J
Zelaya
999887777 07/19/1958 Spring,
F
25000 987654321
TX
• Department
DName
DNumber
Headquarters
1
Administration
4
Research
5

Mgrssn
888665555
987654321
333445555

MgrStartdate
06/19/1971
01/01/1985
05/22/1978

• Department Location

DNumber DLocation
1 Houston
4 Stafford
5 Bellaire
5 Houston
5 Sugarland
• Project
PName
ProductX
ProductY
ProductZ
Computerization
Reorganization
Newbenefits

PNumber
1
2
3
10
20
30

PLocation
Bellaire
Sugarland
Houston
Stafford
Houston
Stafford

DNum
5
5
5
4
1
4

DNo
5
5
5
5
1
4
4
4


Lab 02 Company Database

• Works on
ESSN
PNo
123456789
123456789
333445555
333445555
333445555

333445555
453453453
453453453
666884444
888665555
987654321
987654321
987987987
987987987
999887777
999887777

1
2
2
3
10
20
1
2
3
20
20
30
10
30
10
30

4

Hours
32.5
7.5
10.0
10.0
10.0
10.0
20.0
20.0
40.0
NULL
15.0
20.0
35.0
5.0
10.0
30.0

• Dependent
ESSN
Dependent_Name
123456789 Alice
123456789 Elizabeth
123456789 Michael
333445555 Alice
333445555 Joy
333445555 Theodore
987654321 Abner

Sex
F
F
M
F
F
M
M

BDate
12/31/1978
05/05/1957
01/01/1978
04/05/1976
05/03/1948
10/25/1973
02/29/1932

Note: Save to file Company_Data.sql

Relationship
Daughter
Spouse
Son
Daughter
Spouse
Son
Spouse