What Are Placeholder Columns?

1.	What Are Placeholder Columns?
Answer» A placeholder is a logical column for which you can CONDITIONALLY SET the datatype and VALUE via PL/SQL or a user exit. Placeholder COLUMNS are useful when you want to selectively populate a column with a value. A placeholder is a logical column for which you can conditionally set the datatype and value via PL/SQL or a user exit. Placeholder columns are useful when you want to selectively populate a column with a value.

Answer»

A placeholder is a logical column for which you can CONDITIONALLY SET the datatype and VALUE via PL/SQL or a user exit. Placeholder COLUMNS are useful when you want to selectively populate a column with a value.

A placeholder is a logical column for which you can conditionally set the datatype and value via PL/SQL or a user exit. Placeholder columns are useful when you want to selectively populate a column with a value.

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What Are Placeholder Columns?

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