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Advanced trigger applications -- part 2
A trigger program is just like any other program with a few restrictions on what it can do. In part one of this series, we discussed one of these restrictions: the trigger program's parameter list. Since the system will be calling the trigger program... Tip
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Advanced trigger applications -- part 1
The application of triggers to implement solutions for many data processing problems is limited by the imagination only. A trigger program can be attached to (or, associated with) any number of physical files using the ADDPFTRG command. You write the... Tip
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Must-knows when using referential constraints and triggers together
Before you add triggers and referential constraints to the same file, there are a few caveats of which you should be aware. The two can be used on the same file. They may complement each other, or they may perform mutually exclusive tasks. Regardless... Tip
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The Open List and Process Open List APIs make list processing simpler and much more efficien
In the past Ron Turull has looked at a few API lists -- APIs which output is a list of entries that are written to a user space (for example, the QMHLJOBL API). One of its drawbacks, however, is that it can be painfully asynchronous -- your program h... Tip
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Easy IFS navigation
An alternative to using WRKLNK to navigate the IFS is to use the DSPF or EDTF commands that have been available since V4R4. Tip
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Identify files used in all queries
Identify files used in all queries in a library, library list or ALLUSR. Tip
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The straight dope on choosing iSeries software solutions
Unless you ask the RIGHT IBMer the RIGHT questions, you could be led down the wrong path when it comes to selecting an iSeries solution. Tip