What is difference between option copy and SORT fields copy?
What is difference between option copy and SORT fields copy?
There is no difference between SORT FIELDS=COPY and OPTION COPY.
What is SORT fields copy?
SORT FIELDS=COPY. tells to copy the input records to output. The input data set is copied to the output data set without. sorting or merging.
What is SORT fields copy in JCL?
EXPLANATION 1. SORT FIELDS=COPY It is for copy records to output file 2. 20:10,3 – data at 10th position of input file with length 3 copied to 20th position of output file In above example, we can use OUTREC instread of INREC, INREC adds, deletes, or reformats fields before the records are sorted or merged.
What is option Vlshrt in SORT in JCL?
VLSHRT tells DFSORT that you want to temporarily replace any missing control field bytes with binary zeros (the zeros are not kept for the output record), thus allowing DFSORT to validly sort or merge on the short control fields.
What is Dynalloc in sort?
DYNALLOC: Two data sets (by default) are allocated on SYSDA (by default). The space on the data set is calculated using the SIZE value in effect. SORT FIELDS=(1,2,CH,A),CKPT OPTION EQUALS,NOCHALT,NOVERIFY,CHECK. CKPT: DFSORT takes checkpoints during this run. Note: CKPT is ignored if the Blockset technique is used.
How do I format fields in sort?
REFORMAT FIELDS=(F1:1, 71, F2:1, 9) – REFORMAT fields tells the sort utility, what fields to be written into output file from the input files by specifying starting and ending position.
What is equals in sort JCL?
EQUALS: specifies that the original sequence must be preserved. NOEQUALS: specifies that the original sequence need not be preserved. For sort applications, the sequence of the output records depends upon the order of: The records from the SORTIN file.
What is sort utility?
The Sort/Merge utility is a mainframe program to sort records in a file into a specified order, merge pre-sorted files into a sorted file, or copy selected records.
