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UEPDTCMT (X'40')
This is a CICS-maintained table. Only meaningful if
UEPDTSDT is on.
UEPDTOPT (X'20')
The exit has been invoked for table loading. This
means that optimization by skipping can be
requested.
UEPDTCFT(X'10')
The exit has been invoked by coupling facility data
table support.
UEPDTUMT (X'08')
This is a user-maintained table. Only meaningful if
UEPDTSDT is on.
UEPDTRA
The address of the data record.
UEPDTRBL
The fullword length of the data table buffer.
UEPDTRL
The fullword length of the data record.
For user-maintained tables, the exit program can set a new
length in this field, if it amends the record.
UEPDTKA
The address of the data table key.
UEPDTKL
The fullword length of the data table key.
UEPDTDSL
The fullword length of the name of the source data set.
Only meaningful if either UEPDTSDT or UEPDTCFT is on.
UEPDTDSN
A 44-character field containing the name of the source data
set. Only meaningful if either UEPDTSDT or UEPDTCFT is
on.
UEPDTSKA
The address of a skip-key area. When invoked for table
loading, your exit program can return a key of length
UEPDTKL in this area, and request load optimization by
setting a return code of UERCDTOP. Only meaningful if
either UEPDTSDT or UEPDTCFT is on.
Return codes
UERCDTAC
Add the record to the data table.
UERCDTRJ
Reject the record: that is, do not add it to the table.
UERCDTOP
Skip this and the following records until a key is found that is equal
to or greater than the key specified in the skip-key area. Only
meaningful if either UEPDTSDT or UEPDTCFT is on.
42 Customization Guide