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3.15.2 Steps to Define, Review or Change Virtual Fields
The steps involved in defining, reviewing or changing virtual fields in a file definition are as follows:
1. Select the option to ___________
"Define virtual fields | |
in file definition" or | FILE |
"Review or change | DEFINITION|
virtual fields in file | MENU |
definition" from the |___________|
file definition menu. |
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___|_____
2. Define, review, change| |
or delete virtual | VIRTUAL |
fields defined in the | FIELDS |
file using the | IN FILE |
resulting display. |___________|
| \
| ___________
| |
3. Optionally review or ____|___ ___|____ Optionally
modify the extended | | | | review or
definition for the | VIRTUAL | | VIRTUAL | modify the
virtual field by | FIELD | OR | FIELD | RPG/400 code
specifying the type of | EXTENDED | | RPG CODE | that is used
action to derive the |DEFINITION | |___________| to derive
virtual fields. |___________| virtual field
_________________/ / \ ________________
| _____/ ____ |
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___|___ ___|___ ___|___ ___|____
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SUBSTRING |
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CONCAT'S |
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MATHS |
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DATE |
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OR |
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OR |
CALCULATION |
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CONVERSION |
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__________ |
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___________ |
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___________ |
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___________ |
4. Derive Derive virtual Derive virtual Derive virtual
virtual field field by a field by a field by a
by substringing concatenation mathematical date conversion
a field/record of fields calculation of a field
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