How do you use SUM fields in sort?
SUM FIELDS=NONE removes duplicates on fields specified in SORT FIELDS. In the above example, employee name(first 3 character) is in the field position 1,3. The output file will contain the unique employee numbers sorted in ascending order. Example 2: Input file has one or more records with same employee number.
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. Example – 2 SORT FIELDS=(1,2,CH,A),CKPT OPTION EQUALS,NOCHALT,NOVERIFY,CHECK. CKPT: DFSORT takes checkpoints during this run.
What is Outrec and Inrec?
INREC adds, deletes, or reformats fields before the records are sorted or merged. so that performance will be improved OUTREC adds, deletes, or reformats fields after the records are sorted or merged.
How do you write Outrec fields?
The format for writing a hexadecimal string is: X’yy… yy’where yyis a pair of hexadecimal digits. OUTREC FIELDS=(starting position of field1, length of field1,X’yy.. yy’,….. )
What is equals in sort JCL?
The EQUALS option will ensure that if two or more records have the same sort key values then the order of those records is preserved. This could require extra processsing cost since it has to keep track of the order. Avoid it if possible.
Why Vltesti is used in sort in JCL?
VLTESTI PARM: It specifies how to process variable-length records that do not contain all specified INCLUDE or OMIT fields. VLTESTI applies to the INCLUDE and OMIT control statements as well as OUTFIL and JOINKEYS INCLUDE/OMIT processing.
What is UFF in SORT JCL?
UFF stands for unsigned free form and M11 would tell SORT to use leading zeros, e.g. 27 would be displayed as ‘0000000027’.
What is FS in SORT JCL?
FS is a format for the field if want to test for character numeric(‘0’-‘9’ inevery byte). ZD format for the field if you want to test for zoned decimal numeric (‘0’-‘9’in all non-sign bytes; X’F0′-X’F9′, X’D0′-X’D9′ or X’C0′-X’C9’ in the sign byte).
What is Inrec build?
INREC Explanation BUILD: Reformat each record by specifying all of its items one by one. Build gives you complete control over the items you want in your reformatted INREC records and the order in which they appear. You can delete, rearrange and insert fields and constants.
What is reformat fields in Joinkeys?
A REFORMAT statement can always be used for a JOINKEYS application, and is required unless a JOIN statement with the ONLY operand is specified. The REFORMAT statement indicates the fields from the F1 file and/or the F2 file you want to include in the joined records, and the order in which you want the fields to appear.
What is equal sort?
The EQUALS option will ensure that if two or more records have the same sort key values then the order of those records is preserved.
What is option equal sort?
Re: OPTION EQUALS in SORT. EQUALS specifies that the sequence of equal collating records is to be preserved from the input to output, No way related to SORT FIELDS=COPY. Whenever you sort a file, if you have the same key, the input sequence/order is preserved.
What does the equals option do in Syncsort?
However, looks like you have Syncsort installed at your shop. The EQUALS option will ensure that if two or more records have the same sort key values then the order of those records is preserved. This could require extra processsing cost since it has to keep track of the order.
What is the difference between sort and equals option?
SORT – EQUALS Option. If the requirement is to always have the first record of the input file (out of all duplicates) in the output file, then the EQUALS option will help you in doing it. EQUALS option preserves the order of the records being read from the input files. So your SORT card will look like.
How does DFSORT process short sort control fields?
The way in which DFSORT processes short SORT control fields depends on the setting for VLSHRT/NOVLSHRT. A short field is one where the variable-length record is too short to contain the entire field, that is, the field extends beyond the record.
When should I use the sort or option statement?
When an option can be specified on either the SORT or OPTION statement, it is preferable to specify it on the OPTION statement. DFSORT accepts but does not process the following SORT operands: WORK=value and ORDER=value. DFSORT’s collating behavior can be modified according to your cultural environment.