What are Triggers?

Answer Posted / newbiezhang

trigger is a approach to catch the Data before or after the
Data manipulation performed. we can use triggers to valid
data, save the data change log, or do other manipulation
base on our business logic.

Is This Answer Correct ?    8 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how can I control from my cgis the cache of a remote browser?

671


distinguish between terminating a program through seton lr and return?

561


what is sflrolval?

646


how do you use commitment control in rpg program ?

1274


how would you design the process for a nightly, high volume check producing process that needs to select only records that are flagged to be processed?

929






what are dds required for subfile?

579


what is the difference between seton lr and retrn?

1270


can you specify a display file to be used in the following modes input,output, or combined modes ?

934


records can be read/update/deleted with which file?

634


What is difference between rename and prefix?

578


Service Program : S1 Modules in S1 : M1 M1 having two procedures : ADD, SUB Current Binder Language STRPGMEXP PGMLVL(*CURRENT) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") ENDPGMEXP Doubt: I need to add one new Module to the Service Program M2 having one procedure ‘MULT’ How to add this new module to the service program S1 ? If I need to recreate the service program again, Do I need to mention the Module M1 again while recreating along with new Module M2? There is no Binding Directory. Binder language structure will be like this STRPGMEXP PGMLVL(*CURRENT) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") EXPORT SYMBOL("MULT") ENDPGMEXP STRPGMEXP PGMLVL(*PREVIOUS) EXPORT SYMBOL("ADD") EXPORT SYMBOL("SUB") ENDPGMEXP

1925


What are the types of data structure in as400?

537


What is file access opcodes?

754


Hello, I have created a CMD type object. In one of the fields in Display file , I would like to see All the Source files present by pass the name of Library. Tried using CHoice(Keyword) and Choicepgm on PARM , but doesn't seems to be working. Any help please..

1780


what keyword must be used with protect keyword ?

1118