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

Selection of file organization, Selection of file Organization: While ...

Selection of file Organization: While designing a file, the programmer should select an appropriate association for a file. The order in which the choice is to be made is as s

Size - picture clause, Size: The number of characters or digits needed...

Size: The number of characters or digits needed to store the data item in the memory in termed as the Size of the data item. All the 4 general characteristics explained can

Redefines clause , REDEFINES CLAUSE: At times it may be found that two...

REDEFINES CLAUSE: At times it may be found that two or more storage regions defined in the DATA DIVISION are not in use concurrently. In such situations only one storage regio

Format for cobol programs, Format for COBOL Programs: The COBOL is a h...

Format for COBOL Programs: The COBOL is a high-level language. Therefore, a COBOL program can be executed on a computer for which a COBOL compiler exists. The compiler transla

Filler clause - cobol programming, FILLER CLAUSE: Consider the stateme...

FILLER CLAUSE: Consider the statements as shown below: 1)  01    f    pic     x(80)  value    all "-". This statement origins a line of 80 characters filled with "-"

Cobol program, Write a COBOL IF sentence to use the values of numeric var...

Write a COBOL IF sentence to use the values of numeric variables EXAM and COURSEWORK , both assumed to be with format PIC 999 and in the range 0 to 100 and to move the value:

Procedure division statements for the indexed files, PROCEDURE DIVISION sta...

PROCEDURE DIVISION statements for the indexed files: All the statements which are available for a relative file are also available for an indexed file. READ STTATEMENT :

File-control - input-output section, FILE-CONTROL: The FILE-CONTROL pa...

FILE-CONTROL: The FILE-CONTROL paragraph names each and every file and identifies the first medium through file control entries. The basic format of a file control entry is gi

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

Write statement - indexed files, WRITE STATEMENT: The records are wri...

WRITE STATEMENT: The records are written to be logical place as determined from the value of the record key. The INVALID KEY condition occurs in the cases shown below: (i)

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