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TRIG_OPER: is an A(6) field which must be defined in the data dictionary. The content of this field defines what database operation has, or is about to be, performed. Refer to What Codes Are Passed in TRIG_OPER to the Trigger? for details.

TRIG_LIST

TRIG_LIST: is a 2 entry working list containing 0,1 or 2 entries. The number of entries passed depends upon the database operation being performed. Refer to How Many Entries Are Passed in the TRIG_LIST? for details.

You must define TRIG_LIST as a working list with 2 entries but you must not define any fields within it. The required fields are automatically defined by the RDML compiler.

If your trigger is for field #CUSTNO then the single field #CUSTNO is automatically defined in the list just as if you had typed in:

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It is the 2 entry working list containing 0,1 or 2 entries previously described. You may alter the data in the first entry passed by using the UPD_ENTRY command. If you do this in a "before" operation then you will actually alter the data that is inserted or updated into the table.

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It is strongly recommended that you do not use this facility to "communicate" between serially invoked trigger functions.

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