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3.5.10 Derivation

Mandatory.
Specify whether you want Predetermined Join Column (PJC) values to be derived before or after the virtual column values are derived.
Default=After virtual columns.
Rules
Allowable values are:

• Before virtual columns
• After virtual columns

Tips & Techniques

• This option allows a Predetermined Join Column to be used in deriving a virtual column or a virtual column to be used as a key to a table accessed for Predetermined Join Columns.

Also See
3.3 Virtual Columns in Table
Predetermined Join Column Development in the Developer Guide.
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