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2025-04-01 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Table structure
EMP employee table
Serial number
Column name
Data type
Description
Constraint
one
EMPNO
NUMBER (4)
Employee number
Primary Key
two
ENAME
VARCHAR2 (10 BYTE)
Employee name
three
JOB
VARCHAR2 (9 BYTE)
Employee work
four
MGR
NUMBER (4)
Superior leader number
five
HIREDATE
DATE
Entry date
six
SAL
NUMBER (7 dint 2)
Employee's salary
seven
COMM
NUMBER (7 dint 2)
Employee bonus
eight
DEPTNO
NUMBER (2Jing 0)
Department number
Foreign Key
DEPT department table
Serial number
Column name
Data type
Description
Constraint
one
DEPTNO
NUMBER (2Jing 0)
Department number
Primary Key
two
DNAME
VARCHAR2 (14 BYTE)
Department name
three
LOC
VARCHAR2 (13 BYTE)
Department location
BONUS bonus list
Serial number
Column name
Data type
Description
Constraint
one
ENAME
VARCHAR2 (10 BYTE)
Employee name
two
JOB
VARCHAR2 (9 BYTE)
Employee work
three
SAL
NUMBER
Employee's salary
four
COMM
NUMBER
Employee bonus
SALGRADE salary scale
Serial number
Column name
Data type
Description
Constraint
one
GRADE
NUMBER
Wage grade
Primary Key
two
LOSAL
NUMBER
Minimum wage
three
HISAL
NUMBER
Maximum wage
Initialization data
EMP employee table
Serial number
EMPNO
ENAME
JOB
MGR
HIREDATE
SAL
COMM
DEPTNO
one
7369
SMITH
CLERK
7902
17-DEC-80
eight hundred
twenty
two
7499
ALLEN
SALESMAN
7698
20-FEB-81
1600
three hundred
thirty
three
7521
WARD
SALESMAN
7698
22-FEB-81
1250
five hundred
thirty
four
7566
JONES
MANAGER
7839
02-APR-81
2975
twenty
five
7654
MARTIN
SALESMAN
7698
28-SEP-81
1250
1400
thirty
six
7698
BLAKE
MANAGER
7839
01-MAY-81
2850
thirty
seven
7782
CLARK
MANAGER
7839
09-JUN-81
2450
ten
eight
7788
SCOTT
ANALYST
7566
19-APR-87
3000
twenty
nine
7839
KING
PRESIDENT
17-NOV-81
5000
ten
ten
7844
TURNER
SALESMAN
7698
08-SEP-81
1500
thirty
eleven
7876
ADAMS
CLERK
7788
23-MAY-87
1100
twenty
twelve
7900
JAMES
CLERK
7698
03-DEC-81
nine hundred and fifty
thirty
thirteen
7902
FORD
ANALYST
7566
03-DEC-81
3000
twenty
fourteen
7934
MILLER
CLERK
7782
23-JAN-82
1300
ten
DEPT department table
Serial number
DEPTNO
DNAME
LOC
one
ten
ACCOUNTING
NEW YORK
two
twenty
RESEARCH
DALLAS
three
thirty
SALES
CHICAGO
four
forty
OPERATIONS
BOSTON
BONUS bonus table [Note: there is no initial data in this table]
SALGRADE salary scale
Serial number
GRADE
LOSAL
HISAL
one
one
seven hundred
1200
two
two
1201
1400
three
three
1401
2000
four
four
2001
3000
five
five
3001
9999
Initialization statement
Look for the initialization script and find that the initialization script for scott users is? / rdbms/admin/utlsampl.sql
[oracle@prod admin] $grep-rn "CREATE TABLE SALGRADE" $ORACLE_HOME/u01/app/oracle/product/11.2.0/db_1/rdbms/admin/utlsampl.sql:92:CREATE TABLE SALGRADEgrep: / u01/app/oracle/product/11.2.0/db_1/bin/nmo: Permission deniedgrep: / u01/app/oracle/product/11.2.0/db_1/bin/nmhs: Permission deniedgrep: / u01/app/oracle/product/11.2.0/db_1/bin/nmb: Permission denied
Display the contents of the initialization script:
Rem Copyright (c) 1990, 2006, Oracle. All rights reserved. Rem NAMEREM UTLSAMPL.SQLRem FUNCTIONRem NOTESRem MODIFIEDRem lburgess 04Accord 02 Adding date formatsRem glumpkin 06-lowercase passwords Rem menash 02 Adding date formatsRem glumpkin 21 Adding date formatsRem glumpkin 01-remove unnecessary users for security reasonsRem gwood 03 Grey 23 99-make all dates Y2K compliantRem jbellemo 02 27 Adding date formatsRem glumpkin 97-dont connect as systemRem akolk 08 Grey 96-bug 368261: Adding date formatsRem glumpkin 10-21-92-Renamed from SQLBLD.SQL Rem blinden 07 Adding date formatsRem glumpkin 27 Adding date formatsRem glumpkin 92-Added Primary and foreign keys to EMP and DEPTRem rlim 04Accord 29Compact 91-change char to varchar2 Rem mmoore 04Compact 08Compact 91-use unlimited tablespace priv Rem pritto 04Placement 04Placement 91-change SYSDATE to 13-JUL-87 Rem Mendels 12-07-90-bug 30123 Add to_date calls so language independentRemrem rem $Header: utlsampl.sql 02-apr-2006.21:13:01 lburgess Exp $sqlbld.sql rem SET TERMOUT OFFSET ECHO OFF rem CONGDON Invoked in RDBMS at build time. 29-DEC-1988rem OATES: Created: 16-Feb-83 DROP USER SCOTT CASCADE;DROP USER ADAMS CASCADE;DROP USER JONES CASCADE;DROP USER CLARK CASCADE;DROP USER BLAKE CASCADE;GRANT CONNECT,RESOURCE,UNLIMITED TABLESPACE TO SCOTT IDENTIFIED BY tiger;DROP PUBLIC SYNONYM PARTS; CONNECT SCOTT/tigerCREATE TABLE DEPT (DEPTNO NUMBER (2) CONSTRAINT PK_DEPT PRIMARY KEY,DNAME VARCHAR2 (14), LOC VARCHAR2 (13)) CREATE TABLE EMP (EMPNO NUMBER (4) CONSTRAINT PK_EMP PRIMARY KEY,ENAME VARCHAR2 (10), JOB VARCHAR2 (9), MGR NUMBER (4), HIREDATE DATE,SAL NUMBER (7Magne2), COMM NUMBER (7page2), DEPTNO NUMBER (2) CONSTRAINT FK_DEPTNO REFERENCES DEPT); INSERT INTO DEPT VALUES (10Med ACCOUNTING); INSERT INTO DEPT VALUES (20pas); INSERT INTO DEPT VALUES (30pas); INSERT INTO DEPT VALUES (40pas) INSERT INTO EMP VALUES (7369 parcels); INSERT INTO EMP VALUES (7902) (17-12-1980), 800 null 20); INSERT INTO EMP VALUES (7499), 7698 (20-2-1981), 1600, 300, 30); INSERT INTO EMP VALUES (7521, 721, WARDER, 768, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798, 798 and 798) INSERT INTO EMP VALUES (7566); INSERT INTO EMP VALUES (7698); INSERT INTO EMP VALUES (7698); (289-1981); INSERT INTO EMP VALUES (7698). INSERT INTO EMP VALUES (7788); 756, 756, and 756). INSERT INTO EMP VALUES (7839); INSERT INTO EMP VALUES (784)); INSERT INTO EMP VALUES (7698); (8-9-1981), 1500). INSERT INTO EMP VALUES (7876 parcels) 7788 memoir tokens date ('13murJULFULFULFULFULFEI 87 minutes,' dd-mm-rr')-51 mahjong 1100 NULLLWEI 20); INSERT INTO EMP VALUES (7900 parallels JAMSs memorials CLERKBEN m6698 memorials yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy INSERT INTO EMP VALUES (7902 MILLERRRKYY, 7902), 7566, 7566, CREATE TABLE BONUS (ENAME VARCHAR2 (10), JOB VARCHAR2 (9), SAL NUMBER,COMM NUMBER). CREATE TABLE SALGRADE (GRADE NUMBER,LOSAL NUMBER,HISAL NUMBER); INSERT INTO SALGRADE VALUES (1meme 700l200); INSERT INTO SALGRADE VALUES (2pje 1201jor1400); INSERT INTO SALGRADE VALUES (3rec 1401pr 2000); INSERT INTO SALGRADE VALUES (4meme 2001jor3000); INSERT INTO SALGRADE VALUES (5pr 3001je 9999); COMMIT;EXIT
Technical enthusiasts can perform destructive operations under scott users, etc., and then restore them with the help of initialization scripts.
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