This phrase specifies the collating sequence to be used in nonnumeric comparisons
for the KEY data items in this sorting operation.
- alphabet-name
- Must be specified in the alphabet-name clause of the SPECIAL-NAMES paragraph.
Any one of the alphabet-name clause options may be specified. See SPECIAL-NAMES Paragraph for
a list of alphabet-name clause options and their meanings.
When the COLLATING SEQUENCE phrase is omitted, the PROGRAM COLLATING SEQUENCE
clause (if specified) in the OBJECT-COMPUTER paragraph specifies the collating
sequence to be used.
When both the COLLATING SEQUENCE phrase and the PROGRAM COLLATING SEQUENCE
clause are omitted, the EBCDIC collating sequence is used.