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

Rounded option, ROUNDED OPTION: Let us consider the DATA DIVISION entr...

ROUNDED OPTION: Let us consider the DATA DIVISION entries which are as shown below: Now, subsequent to the execution of the statement ADD A B GIVING C, the C will hold

Close statement, CLOSE STATEMENT: When the processing of a file is com...

CLOSE STATEMENT: When the processing of a file is completed, then the file may be closed. This is completed with the help of the CLOSE-verb. The form of the CLOSE statement is

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

Write statement, WRITE STATEMENT: The WRITE Statement verb releases a r...

WRITE STATEMENT: The WRITE Statement verb releases a record in an output file. The syntax for the WRITE statement can be unlike depending on the output device and the medium us

File description for the relative and indexed files, File Description for t...

File Description for the Relative and Indexed Files: The FD entry for a relative or an indexed file is similar to that of a sequential file. Some compilers do not permit varia

Use of evaluate statement, Evaluate is like a case statement & Evaluate  s...

Evaluate is like a case statement & Evaluate  stamenet can be used to replace nested Ifs. The difference b/w EVALUATE and case is that there is no 'break' is required for EVALUATE

Rules for simple sort verb, Rules for Simple sort verb: The work file ...

Rules for Simple sort verb: The work file is to be defined by a sort elaboration entry (SD entry).The format of SD entry is as shown below. The rules below should be taken

IMS, Can u please let me know how can i use SSA''s in IMS while fetching se...

Can u please let me know how can i use SSA''s in IMS while fetching segments. Thanks, Rajesh

Delete statement - indexed files, DELETE STATEMENT : The file should be...

DELETE STATEMENT : The file should be opened in the I-O mode. If the access is SEQUENTIAL, the INVALID KEY phrase must be specified. Rather than, the last input-output state

Rules of renames clause, RULES OF RENAMES CLAUSE:   The rules below s...

RULES OF RENAMES CLAUSE:   The rules below should be observed while using the RENAMES clause: (i) All RENAMES entries should be written only after the last record descript

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