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Explain the difference between an internal and an external
sort, the pros and cons, internal sort syntax etc.

Question Posted / guest

Answers were Sorted based on User's Feedback



Explain the difference between an internal and an external sort, the pros and cons, internal sort ..

Answer / vampire

Internal sort is manual sort use in cobol.
external sort is in jcl using inbuild program name called sort

ex

//step1 exec pgm=sort

synatx for internal sort

sort/merge sortfile on ascending/descending
key1/key2/key3,using file1/file2/input procedure is
section-1 giving file3/file4/output procedure is section-2


nobody can write syntax more than this.it is combination.

Is This Answer Correct ?    5 Yes 0 No

Explain the difference between an internal and an external sort, the pros and cons, internal sort ..

Answer / ajmal

I would like to add something to that.

External Sort's syntax

//SYSIN DD *
SORT FIELDS = (length of key, starting position of key,
CH, A/D)
/*
A - Ascending
D - Descending

Correct me if i'm wrong

Is This Answer Correct ?    3 Yes 4 No

Explain the difference between an internal and an external sort, the pros and cons, internal sort ..

Answer / mailid

Sort fields syntax is

//SYSIN DD*
SORT FIELDS=(START POSITION,LENGTH,A/D,DATATYPE)
/*

Is This Answer Correct ?    0 Yes 1 No

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