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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 into considerations while specifying this sort verb
(i) The input, output and the work file are open by the sort statement before the starting begins and are closed by the sort statement itself after the sorting is over.
(ii) There can be any number of the SORT statement in a program.
(iii) The sorting can be completed on any number of keys.
(iv) All the keys on which the sorting is completed should appear with their elaboration in the record explanation of file name1.
(v) The Keys in sort statement do not need any qualification.
(vi) When two or more records in the input file have similar keys.
(vii) The SELECT clauses for the work file file- name-1 is SELECT file-name-1 ASSIGN TO hardware-name.
What is the difference between subscript and index
FILE STATUS clause: This clause has been involved in the above syntax for completeness. The ORGANIZATION, REVERSE, ACCESS and STATUS clause can be specified in any order.
WRITE Statement: The WRITE statement for a relative file has the format which is as shown below. WRITE record-name [ FORM identifier ]
IF ... ELSE STATEMENT: We are familiar with an easy form of the IF statement. The common form of the IF statement is as shown below: Each of the statement-1 and statem
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
FILE DESCRIPTION- FIXED-LENGTH RECORDS: The normal characteristics of a file are explained in the file description (FD) entry of the DATA DIVISION.
PROGRAM FOR PERFORM - THRU: We have to write a program to elaborate PERFORM ...THRU statement Identification division. Program- id. Perfthru. Environment division.
Column and Field in COBOL program: In COBOL there are 2 types of entries termed as margin A and margin B entries. The Margin A entries start from the column 8, 9, 10 or 11 and
Example of constructing an arithmetic expression: An arithmetic expression may be proceeded by a + or - sign. These operations are known as unary + or unary - operators. Il
Edit Characters for Numeric Data: The characters below can be used in the PICTURE clause to indicate the editing. Z * $ - + CR DB . , B O /
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