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Create a student database (rollno,name,tot_marks,trade).
Write a PL/SQL program to create student details for each
trade adding an extra field rank which includes the ranking
details of each student. Also print top 3 rankers.
create table student(rollno INT,name char(25),tot_marks number(10),trade char(25));
create table IT(rollno INT,name char(25),tot_marks number(10),trade char(25),rank number(3));
create table CS(rollno INT,name char(25),tot_marks number(10),trade char(25),rank number(3));
declare
rno INT;
nam char(25);
tot number(10);
trd char(25);
rnk number(3);
mx number(10);
cursor curr is select * from student;
cursor cit is select * from IT;
cursor ccs is select * from CS;
i number(4);
begin
delete from IT;
delete from CS;
open curr;
loop
fetch curr into rno,nam,tot,trd;
if(curr%found) then
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if trd='IT' then
insert into IT values(rno,nam,tot,trd,rnk);
elsif trd='CS' then
insert into CS values(rno,nam,tot,trd,rnk);
end if;
else
exit;
end if;
end loop;
commit;
close curr;
i:=1;
update CS set rank=null;
open ccs;
loop
fetch ccs into rno,nam,tot,trd,rnk;
if(ccs%found) then
select max(tot_marks) into mx from CS where rank is null;
update CS set rank=i where tot_marks=mx;
i:=i+1;
else
exit;
end if;
end loop;
commit;
close ccs;
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i:=1;
update IT set rank=null;
open cit;
loop
fetch cit into rno,nam,tot,trd,rnk;
if(cit%found) then
select max(tot_marks) into mx from IT where rank is null;
update IT set rank=i where tot_marks=mx;
i:=i+1;
else
exit;
end if;
end loop;
commit;
close cit;
end;
SQL> select * from student;
ROLLNO NAME TOT_MARKS TRADE
----------------------------------------------------------------------------
1 Ammu 555 IT
2 Appu 556 IT
1 Tinto 585 CS
2 Tintumon 598 CS
3 Kuttoos 542 IT
3 Tuttu 562 CS
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6 rows selected.
SQL> select * from IT;
ROLLNO NAME TOT_MARKS TRADE RANK
----------------------------------------------------------------------------------------------------------
1 Ammu 555 IT 2
2 Appu 556 IT 1
3 Kuttoos 542 IT 3
SQL> select * from CS;
ROLLNO NAME TOT_MARKS TRADE RANK
------------------------------------------------------------------------------------------------------
1 Tinto 585 CS 2
2 Tintumon 598 CS 1
3 Tuttu 562 CS 3
BANK DATABASE
SQL> create table ACCTMASTER(accno INT primary key,name char(25),balance number(10));
SQL> create table ACCTTRAN(accno INT references ACCTMASTER(accno),tran_date datedefault sysdate,deb_cred char(7),flag char(2) default 'N',amount number(10));
SQL> insert into ACCTMASTER values(&accno,'&name',&balance);
Enter value for accno: 101
Enter value for name: Tuttu
SQL> /
Enter value for accno: 102
Enter value for name: Tintumon
Enter value for balance: 19000
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SQL> select * from ACCTMASTER;
ACCNO NAME BALANCE
-------------------------------------------------------------
101 Tuttu 10000
102 Tintumon 19000
SQL> insert into ACCTTRAN values(&accno,'&tran_date','&deb_cred','&flag',&amt);
Enter value for accno: 101
Enter value for tran_date: 05-JAN-10
Enter value for deb_cred: Debit
Enter value for flag: n
Enter value for amt: 1000
SQL> /
Enter value for accno: 102
Enter value for tran_date: 05-JAN-10
Enter value for deb_cred: Credit
Enter value for flag: n
Enter value for amt: 1000
SQL> select * from ACCTTRAN;
ACCNO TRAN_DATE DEB_CRE FL AMOUNT
-------------------------------------------------------------------------------------
101 05-JAN-10 Debit n 1000
102 05-JAN-10 Credit n 1000
declare
no INT;
bal number(10);
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trdate date;
dc char(7);
a number(10);
fl char(2);
cursor ctrn is select * from ACCTTRAN where flag='n' or flag='N';
begin
open ctrn;
loop
fetch ctrn into no,trdate,dc,fl,a;
if ctrn%found then
if dc='Debit' then
update ACCTMASTER set balance=balance-a where accno=no;
update ACCTTRAN set flag='Y' where accno=no;
elsif dc='Credit' then
update ACCTMASTER set balance=balance+a where accno=no;
update ACCTTRAN set flag='Y' where accno=no;
end if;
else
exit;
end if;
end loop;
commit;
close ctrn;
end;
SQL> /
PL/SQL procedure successfully completed.
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SQL> select * from ACCTMASTER;
ACCNO NAME BALANCE
---------------------------------------------------------------------
101 Tuttu 9000
102 Tintumon 20000
SQL> select * from ACCTTRAN;
ACCNO TRAN_DATE DEB_CRE FL AMOUNT
--------------------------------------------------------------------------------
101 05-JAN-10 Debit Y 1000
102 05-JAN-10 Credit Y 1000
HOSPITAL MANAGEMENT
>>>>>>>>>>>>>>>>>>>>CREATE TABLE>DOCTORS_DETAILS
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Enter value for fees: 100
SQL> /
Enter value for doc_id: 2
Enter value for name: Kuttoos
Enter value for specialization: CARDIO
Enter value for fees: 500
SQL> select * from doctors_details;
DOC_ID NAME SPECIALIZATION FEES
-----------------------------------------------------------------------------------
1 Tintumon ENT 100
2 Kuttoos CARDIO 500
>>>>>>>>>>>>>>>>>>>>PL/SQL BLOCK
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/
Enter value for reg: 1
Enter value for name: Tuttu
Enter value for age: 17
Enter value for sex: M
Enter value for address: 17/23 vietnam colony
Enter value for category: ENT
Mr/Mrs/MissTuttu has been refered to Dr.Tintumon
PL/SQL procedure successfully completed.
SQL> /
Enter value for reg: 2
Enter value for name: Ammu
Enter value for age: 18
Enter value for sex: F
Enter value for address: 18/23 vietnam colony
Enter value for category: ENT
Mr/Mrs/MissAmmu has been refered to Dr.Tintumon
PL/SQL procedure successfully completed.
SQL> /
Enter value for reg: 3
Enter value for name: Appu
Enter value for age: 19
Enter value for sex: M
Enter value for address: 1/23 gandhi colony
Enter value for category: CARDIO
Mr/Mrs/MissAppu has been refered to Dr.Kuttoos
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PL/SQL procedure successfully completed.
SQL> select * from register;
REGNO NAME AGE SEX ADDRESS DATE_REG
CATEGORY
-------------------------------------------------------------------------------------------------------------------------------
1 Tuttu 17 M 17/23 vietnam colony 07-JAN-10 ENT
2 Ammu 18 F 18/23 vietnam colony 07-JAN-10 ENT
3 Appu 19 M 1/23 gandhi colony 07-JAN-10 CARDIO
>>>>>>>>>>>>>>>>>>>>QUERIES
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loop
fetch cur into cat;
if cur%found then
select COUNT(*) into cnt from register where category=cat;
select name into dname from doctors_details where specialization=cat;
select fees into f from doctors_details where specialization=cat;
if cnt>mx then
mx:=cnt;
dname1:=dname;
end if;
earn:=f*cnt;
if earn>mxern then
mxern:=earn;
dname2:=dname;
end if;
else
exit;
end if;
end loop;
commit;
close cur;
dbms_output.put_line('The doctor who has attended maximum number of patients is '||dname1);
dbms_output.put_line('The doctor who has earned the maximum is '||dname2);
end;
/
The doctor who has attended maximum number of patients is Tintumon
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The doctor who has earned the maximum is Kuttoos
PL/SQL procedure successfully completed.
LIBRARY MANAGEMENT SYSTEM
>>>>>>>>>>>>>>>>>>>>CREATE TABLE>ADD A NEW BOOK
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select MAX(book_id) into no from book_details;
if no is not null then
id:=no+1;
else
id:=1;
end if;
insert into book_details values(id,bknam,null);
end loop;
end;
/
Enter value for bknam: DCD
Enter value for auth: Mano
Enter value for tot: 3
PL/SQL procedure successfully completed.
SQL> /
Enter value for bknam: OS
Enter value for auth: Silber
Enter value for tot: 2
PL/SQL procedure successfully completed.
SQL> select * from book_rec;
BOOK_NAME AUTHOR TOTAL_COPIES AVAILABLE_COPIES
--------------------------------------------------------------------------------------------------------------
DCD Mano 3 3
OS Silber 2 2
SQL> select * from book_details;
BOOK_ID BOOK_NAME MEM_ID
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--------------------------------------------------------------
1 DCD
2 DCD
3 DCD
4 OS
5 OS
>>>>>>>>>>>>>>>>>>>>CREATE A NEW MEMBER
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PL/SQL procedure successfully completed.
SQL> /
Enter value for nam: Kuttoos
Mr/Mrs/Miss. Kuttoos , your membership id is 2
PL/SQL procedure successfully completed.
SQL> select * from membership_rec;
MEM_ID MEM_NAME NO_OF_BOOKS_TAKEN
--------------------------------------------------------------------------------------
1 Tintumon
2 Kuttoos
>>>>>>>>>>>>>>>>>>>>ISSUE A BOOK
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n:=0;
end if;
update membership_rec set no_of_books_taken=n+1 where mem_id=mid;
update book_rec set available_copies=available_copies-1 where book_name=bknam;
select ADD_months(sysdate,1) into dat from dual;
insert into circulation_rec values(bid,mid,sysdate,dat);
end;
/
Enter value for bknam: DCD
Enter value for mid: 2
PL/SQL procedure successfully completed.
SQL> /
Enter value for bknam: OS
Enter value for mid: 1
PL/SQL procedure successfully completed.
SQL>/
Enter value for bknam: DCD
Enter value for mid: 1
PL/SQL procedure successfully completed.
SQL> select * from book_details;
BOOK_ID BOOK_NAME MEM_ID
------------------------------------------------------------
1 DCD 2
2 DCD 1
3 DCD
4 OS 1
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5 OS
SQL> select * from book_rec;
BOOK_NAME AUTHOR TOTAL_COPIES AVAILABLE_COPIES
-------------------------------------------------------------------------------------------------------------
DCD Mano 3 1
OS Silber 2 1
SQL> select * from membership_rec;
MEM_ID MEM_NAME NO_OF_BOOKS_TAKEN
------------------------------------------------------------------------------------
1 Tintumon 2
2 Kuttoos 1
SQL> select * from circulation_rec;
BOOK_ID MEM_ID ISSUE_DAT RETURN_DA
------------------------------------------------------------------------------
1 2 08-JAN-10 08-FEB-10
4 1 08-JAN-10 08-FEB-10
2 1 08-JAN-10 08-FEB-10
>>>>>>>>>>>>>>>>>>>>RETURN A BOOK
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id:=&id;
select book_id into bid from book_details where book_name=bknam and mem_id=id;
update book_details set mem_id=null where book_id=bid;
update membership_rec set no_of_books_taken=no_of_books_taken-1 where mem_id=id;
update book_rec set available_copies=available_copies+1 where book_name=bknam;
select return_date into dat from circulation_rec where book_id=bid and mem_id=id;
select months_between(sysdate,dat) into tim from dual;
if tim>0 then
dbms_output.put_line('You have to pay fine');
end if;
end;
/
Enter value for bknam: DCD
Enter value for id: 1
PL/SQL procedure successfully completed.
SQL> select * from book_rec;
BOOK_NAME AUTHOR TOTAL_COPIES AVAILABLE_COPIES
-------------------------------------------------------------------------------------------------------------
DCD Mano 3 2
OS Silber 2 1
SQL> select * from membership_rec;
MEM_ID MEM_NAME NO_OF_BOOKS_TAKEN
-----------------------------------------------------------------------------------
1 Tintumon 1
2 Kuttoos 1
SQL> select * from book_details;
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BOOK_ID BOOK_NAME MEM_ID
--------------------------------------------------------------
1 DCD 2
2 DCD
3 DCD
4 OS 1
5 OS
SQL> select * from circulation_rec;
BOOK_ID MEM_ID ISSUE_DAT RETURN_DA
------------------------------------------------------------------------------
1 2 08-JAN-10 08-FEB-10
4 1 08-JAN-10 08-FEB-10
2 1 08-JAN-10 08-FEB-10
RAILWAY RESERVATION SYSTEM
>>>>>>>>>>>>>>>>>>>>CREATE TABLE>ENTER TRAIN DETAILS
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cursor cur is select * from train_details;
begin
insert into train_details values('&train_name',&total_seats,0);
open cur;
loop
fetch cur into tname,tot,resv;
if cur%found then
for i in 1..tot
loop
insert into reservation_status values(tname,i,'n',null);
end loop;
else
exit;
end if;
end loop;
commit;
close cur;
end;
/
Enter value for train_name: AA
Enter value for total_seats: 3
PL/SQL procedure successfully completed.
SQL> /
Enter value for train_name: BB
Enter value for total_seats: 2
PL/SQL procedure successfully completed.
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SQL> select * from train_details;
TRAIN_NAME TOTAL_SEATS RESERVED_SEATS
--------------------------------------------------------------------------------------
AA 3 0
BB 2 0
SQL> select * from reservation_status;
TRAIN_NAME SEAT_ID RE CUSTOMER_NAME
-----------------------------------------------------------------------------------------
AA 1 n
AA 2 n
AA 3 n
BB 1 n
BB 2 n
5 rows selected.
>>>>>>>>>>>>>>>>>>>>RESERVE A SEAT
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tname:=&tname;
select total_seats into tot from train_details where train_name=tname;
select reserved_seats into resv from train_details where train_name=tname;
if tot>resv then
select MIN(seat_id) into sid from reservation_status where train_name=tname and
reserved='n';
update reservation_status set reserved='y' where train_name=tname and seat_id=sid;
update reservation_status set customer_name=cname where train_name=tname and
seat_id=sid;
update train_details set reserved_seats=reserved_seats+1 where train_name=tname;
else
select MAX(slno) into sno from waiting_list;
if sno is null then
sl:=1;
else
sl:=sno+1;
end if;
insert into waiting_list values(sl,cname,tname);
end if;
end;
SQL> /
Enter value for cname: 'Tintumon'
Enter value for tname: 'AA'
PL/SQL procedure successfully completed.
SQL> /
Enter value for cname: 'Kuttoos'
Enter value for tname: 'BB'
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PL/SQL procedure successfully completed.
SQL> /
Enter value for cname: 'Appu'
Enter value for tname: 'BB'
PL/SQL procedure successfully completed.
SQL> /
Enter value for cname: 'Tuttu'
Enter value for tname: 'BB'
PL/SQL procedure successfully completed.
SQL> select * from reservation_status;
TRAIN_NAME SEAT_ID RE CUSTOMER_NAME
---------------------------------------------------------------------------------------
AA 1 y Tintumon
AA 2 n
AA 3 n
BB 1 y Kuttoos
BB 2 y Appu
5 rows selected.
SQL> select * from waiting_list;
SLNO CUSTOMER_NAME TRAIN_NAME
--------------------------------------------------------------------------------
1 Tuttu BB
>>>>>>>>>>>>>>>>>>>>CANCEL A RESERVATION
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tname char(15);
sid number(3);
sno number(3);
sl number(3);
begin
cname:=&cname;
tname:=&tname;
select seat_id into sid from reservation_status where train_name=tname and
customer_name=cname;
select MIN(slno) into sno from waiting_list where train_name=tname;
if sno is not null then
select customer_name into cname from waiting_list where train_name=tname and slno=sno;
update reservation_status set customer_name=cname where train_name=tname and
seat_id=sid;
delete from waiting_list where train_name=tname and slno=sno;
else
update reservation_status set reserved='n' where train_name=tname and seat_id=sid;
update reservation_status set customer_name=null where train_name=tname and
seat_id=sid;
update train_details set reserved_seats=reserved_seats-1 where train_name=tname;
end if;
end;
/
Enter value for cname: 'Appu'
Enter value for tname: 'BB'
PL/SQL procedure successfully completed.
SQL> select * from reservation_status;
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TRAIN_NAME SEAT_ID RE CUSTOMER_NAME
---------------------------------------------------------------------------------------
AA 1 y Tintumon
AA 2 n
AA 3 n
BB 1 y Kuttoos
BB 2 y Tuttu
5 rows selected.
SQL> select * from waiting_list;
SLNO CUSTOMER_NAME TRAIN_NAME
----------------------------------------------------------------------------------
SQL> select * from train_details;
TRAIN_NAME TOTAL_SEATS RESERVED_SEATS
--------------- ----------- --------------
AA 3 1
BB 2 2
RECRUITMENT DATABASE
>>>>>>>>>>>>>>>>>>>>CREATE TABLE
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>>>>>>>>>>>>>>>>>>>>PROCEDURE
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COMPANY_NAME SALARY
----------------------------------------------------
Wipro 25000
>>>>>>>>>>>>>>>>>>>>TRIGGER>REGISTER
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declare
pname char(15);
pcoll char(15);
pdgr char(10);
begin
pname:='&pname';
pcoll:='&pcoll';
pdgr:='&pdgr';
insertreg(pname,pcoll,pdgr);
end;
/
Enter value for pname: Tintumon
Enter value for pcoll: UCE
Enter value for pdgr: B tech
Registration success, your registration number is 1
PL/SQL procedure successfully completed.
SQL> /
Enter value for pname: Kuttoos
Enter value for pcoll: VJC
Enter value for pdgr: B tech
Registration success, your registration number is 2
PL/SQL procedure successfully completed.
SQL> /
Enter value for pname: Tuttu
Enter value for pcoll: UCE
Enter value for pdgr: B tech
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Registration success, your registration number is 3
PL/SQL procedure successfully completed.
SQL> select * from registration;
REGNO NAME COLLEGE DATE_OF_R DEGREE
-------------------------------------------------------------------------------------------------------
1 Tintumon UCE 08-JAN-10 B tech
2 Kuttoos VJC 08-JAN-10 B tech
3 Tuttu UCE 08-JAN-10 B tech
>>>>>>>>>>>>>>>>>>>>RESULT
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REGNO MARKS SEL
----------------------------------------------
1 98
2 99
3 100
>>>>>>>>>>>>>>>>>>>>PL/SQL BLOCK
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loop
fetch cur into rno,mk,sel;
if cur%found then
select COUNT(*) into i from result where selected='Y';
if i=intake then
exit;
end if;
select MAX(marks) into mx from result where selected='N' or selected is null;
update result set selected='Y' where marks=mx;
else
exit;
end if;
end loop;
commit;
close cur;
dbms_output.put_line('Selected Candidates');
open cur;
loop
fetch cur into rno,mk,sel;
if cur%found then
if sel='Y' then
select name into nam from registration where regno=rno;
dbms_output.put_line(nam);
end if;
else
exit;
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end if;
end loop;
commit;
close cur;
select salary into sal from company_details where company_name=cnam;
update company_details set salary=sal*1 where company_name=cnam;
end;
/
Enter value for cnam: Wipro
Enter value for intake: 2
Total no of appearence for the exam: 3
Selected Candidates
Kuttoos
Tuttu
PL/SQL procedure successfully completed.
SQL> select * from agency_income_details;
COMPANY_NAME AGENCY_PROFIT
------------------------------------------------------
Wipro 24650
SQL> select * from company_details;
COMPANY_NAME SALARY
---------------------------------------------------
Wipro 25000
SQL> select * from registration;
REGNO NAME COLLEGE DATE_OF_R DEGREE
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------------------------------------------------------------------------------------------------------
1 Tintumon UCE 08-JAN-10 B tech
2 Kuttoos VJC 08-JAN-10 B tech
3 Tuttu UCE 08-JAN-10 B tech
SQL> select * from result;
REGNO MARKS SEL
-----------------------------------------------
1 98
2 99 Y
3 100 Y
UNIVERSITY EXAM REGISTRATION SYSTEM
>>>>>>>>>>>>>>>>>>>>CREATE TABLE>UNIVERSITY DATABASE
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Enter value for student_name: Tuttu
Enter value for branch: CS
Enter value for college: VJC
1 row created.
SQL> /
Enter value for student_name: Tintumon
Enter value for branch: CS
Enter value for college: UCE
1 row created.
SQL> /
Enter value for student_name: Ammu
Enter value for branch: EC
Enter value for college: UCE
1 row created.
SQL> select * from university;
STUDENT_NAME BRANCH COLLEGE
---------------------------------------------------------------
Kuttoos IT UCE
Tuttu CS VJC
Tintumon CS UCE
Ammu EC UCE
>>>>>>>>>>>>>>>>>>>>APPLICATION
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rcs number(5);
rec number(5);
rit number(5);
sno number(5);
sname char(15);
brch char(7);
clg char(15);
dat number(7,2);
nam char(15);
begin
rcs:=1000;
rec:=1100;
rit:=1200;
last_date:='07-JAN-10';
sno:=&sno;
sname:=&sname;
brch:=&brch;
clg:=&clg;
insert into application values(sno,sname,brch,clg,sysdate);
select student_name into nam from university where student_name=sname and branch=brch and
college=clg;
select months_between(sysdate,last_date) into dat from dual;
if nam is null or dat>0 then
dbms_output.put_line('Application Rejected');
else
select MAX(regno) into no from register_nos where branch=brch;
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if no is null then
if brch='IT' then
reg:=rit;
elsif brch='CS' then
reg:=rcs;
elsif brch='EC' then
reg:=rec;
end if;
else
reg:=no+1;
end if;
insert into register_nos values(reg,sname,brch,clg);
dbms_output.put_line('Register No: '||reg);
end if;
end;
SQL> /
Enter value for sno: 1
Enter value for sname: 'Tintumon'
Enter value for brch: 'CS'
Enter value for clg: 'UCE'
Register No: 1000
PL/SQL procedure successfully completed.
SQL> /
Enter value for sno: 2
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Enter value for sname: 'Kuttoos'
Enter value for brch: 'IT'
Enter value for clg: 'UCE'
Register No: 1200
PL/SQL procedure successfully completed.
SQL> select * from register_nos;
REGNO STUDENT_NAME BRANCH COLLEGE
------------------------------------------------------------------------------------
1000 Tintumon CS UCE
1200 Kuttoos IT UCE
SQL> select * from application;
SLNO STUDENT_NAME BRANCH COLLEGE DATE_APPL
--------------------------------------------------------------------------------------------------------------
1 Tintumon CS UCE 07-JAN-10
2 Kuttoos IT UCE 07-JAN-10
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