Transaction file - file updation, COBOL Programming

Transaction file:

A transaction file is a file which contains new records those changes to old records which are used to update the master file.

The problem of file updation can be defined as shown below:

Insertion of a new record.
Modification of some existing records.
Deletion of outdated records.
The Copy of those records that are neither outdated nor need any modification.

Related Discussions:- Transaction file - file updation

Open statement, OPEN STATEMENT: Whenever a READ or a WRITE operation i...

OPEN STATEMENT: Whenever a READ or a WRITE operation is executed on a file, then it should be open. The opening of a file may be completed with the help of the OPEN verb. With

Illustration of if- else statement, Illustration of if- else statement: ...

Illustration of if- else statement: IF OK-BALANCE NEXT SENTENCE ELSE MOVE 2 BALANCE-CODE In this illustration, the OK-BALANCE is a condition name. No action is specific if

Program for screen section with files, PROGRAM FOR SCREEN SECTION WITH FILE...

PROGRAM FOR SCREEN SECTION WITH FILES: identification division. program- id. environment division. input-output section. file-control. select

Perform with until option, PERFORM WITH UNTIL OPTION: The format is as...

PERFORM WITH UNTIL OPTION: The format is as shown below: Illustration: A) Perform p-3 until i > 5. Here p-3 will be executed whenever i B) Perform p-2 thru

.QUADRATIC EQN ROOTS, TO WRITE A QUADRATIC EQN ROOTS ARE COMPLEX IN COBOL P...

TO WRITE A QUADRATIC EQN ROOTS ARE COMPLEX IN COBOL PROGRAM

Program for renames clause, PROGRAM FOR RENAMES CLAUSE: identification...

PROGRAM FOR RENAMES CLAUSE: identification division. program- id. environment division. data division. working-storage section. 01 emp. 02 empdet.

Comparison of numeric operands - relational condition , Comparison of Numer...

Comparison of Numeric Operands: We are well-known with the kind of the relational condition where both the operands are numeric. The comparison in this situation is algebraic

Program for master file maintenance , PROGRAM FOR MASTER FILE MAINTENANCE: ...

PROGRAM FOR MASTER FILE MAINTENANCE: We have to write a program to keep the stu-file for which a record has just 2 fields,viz., rno(Roll Number) and name(Student Name). Give t

Display statement, DISPLAY STATEMENT: The function of the DISPLAY s...

DISPLAY STATEMENT: The function of the DISPLAY statement is just opposite to that of the ACCEPT statement. It is used to display the low-volume results on the operator's co

Blank insertion and zero insertion, B (Blank Insertion) : The occurren...

B (Blank Insertion) : The occurrence of a B anyplace in the picture will insert a space character in the edited data. There can be more than one B in the picture. Examples:

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages