Transaction file - file updation, COBOL Programming

Assignment Help:

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Deletion of outdated records.
The Copy of those records that are neither outdated nor need any modification.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

Condition - cobol programming, CONDITION - COBOL Programming: The cond...

CONDITION - COBOL Programming: The condition is an entity which at one point of time can have only one of the two values - true or false. As we already know that, the IF verb

Start statement - indexed files, START STATEMENT: The START statement ...

START STATEMENT: The START statement places the files to the initial logical record whose record key satisfies the condition specified by the KEY phrase. The access mode shoul

Common form of the read statements, Common form of the READ statements: ...

Common form of the READ statements: Format 1 is the common form of the READ statements. Format 2 is used when the access mode is either random or dynamic. For illustration,

Delete statement, DELETE STATEMENT: The format of the delete statement...

DELETE STATEMENT: The format of the delete statement is as shown below: DELETE file-name RECORD [ ; INVALID KEY imperative-statement ] Whenever the ACCESS MOD

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:

Redefine clause, Can we declare a redefine clause as below? A Redefines B, ...

Can we declare a redefine clause as below? A Redefines B, PIC X(4)

Example of special-names - configuration section, Example of Special-names:...

Example of Special-names: Consider the illustration: Let the SPECIAL-NAMES paragraph be as shown: SPECIAL-NAMES. CHANNEL 1 IS PAGE-TOP. The Channel is related with the t

Program to demonstrate merge verb, PROGRAM TO DEMONSTRATE MERGE VERB: ...

PROGRAM TO DEMONSTRATE MERGE VERB: The two files for which a record having 2 fields viz. Account Number and Name are already available. Now Merge these two files and create a

Identification division - cobol programming, Identification Division: ...

Identification Division: The Identification Division is the first division of each and every COBOL source program. The paragraph PROGRAM-ID is necessary in most of the mac

Illustration of simple sort verb, Illustration of simple sort verb: Il...

Illustration of simple sort verb: Illustration: Suppose that we have a card file with the following records description in the data division. The names of the work fil

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages