File-control paragraph for the indexed files, COBOL Programming

Assignment Help:

FILE-CONTROL paragraph for the indexed files:

The common format for the SELECT clause for a file is as shown below:

SELECT  file-name  ASSIGN   TO  implementor -name

1178_FILE-CONTROL paragraph for the indexed files.png

The ORGANIZATION clause specifies that the file is an indexed file. The RECORD KEY clause indicates the record key data item on the basis of which the file is sequenced. The field that is specified in the RECORD KEY clause (data-name-1) is also termed as the primary key. Whereas the files are stored on the basis of the prime key, that is the records of an alternative key.


Related Discussions:- File-control paragraph for the indexed files

Example of move corresponding, Example of Move corresponding: Consider...

Example of Move corresponding: Consider the DATA DIVISION entries shown below. Suppose it is needed that the data stored in the 4 fields of the PAY_REC should be

Illustration of multiply verb, Illustration of Multiply verb: (a)  MUL...

Illustration of Multiply verb: (a)  MULTIPLY A BY B. In this situation the value of A & B will be multiplied and the product will be stored in B.  The decimal point locatio

Rewrite statement - relative files, REWRITE STATEMENT: The REWRITE st...

REWRITE STATEMENT: The REWRITE statement has the format for a relative file as shown below, REWRITE record-name  [ FORM identifier ]

Example of accept statement, Example of Accept statement: For illustra...

Example of Accept statement: For illustration, ACCEPT FLAG-A can be specified to read the value of the FLAG_A from the console. It may be keep in mind that no file definition

Abbreviation of compound condition, Abbreviation: The Consecutive rela...

Abbreviation: The Consecutive relational conditions in a compound condition can be abbreviated in many cases as shown: (i) When the subjects in the consecutive relational c

Write statement - relative files, WRITE Statement:      The WRITE stat...

WRITE Statement:      The WRITE statement for a relative file has the format which is as shown below.          WRITE  record-name   [ FORM   identifier ]

Read statements - relative files, READ STATEMENTS: The common format f...

READ STATEMENTS: The common format for the read statements is as shown bellow. Format 1: READ file-name RECORD [ INTO   identifier ] [  ;  AT   END     imperative-s

Input and output procedure in statement, INPUT AND OUTPUT PROCEDURE IN SORT...

INPUT AND OUTPUT PROCEDURE IN SORT STATEMENT: The common format of the SORT statement can write as shown below: The format of the RELEASE statement is as shown be

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

ACCEPT VERB, When using the accept verb in cobol is it possible to assign s...

When using the accept verb in cobol is it possible to assign something other then "SYSIN" for a ddname?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd