How to check the non-Null fields

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1 total messages Started by X Guo Wed, 18 Feb 1998 00:00

#25

Author: X Guo
Date: Wed, 18 Feb 1998 00:00

7 lines
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Hi all
Please tell me how to check the non-null fields.

I have a  oracle table. Some fields in this table must not be null. how
can i check the non-null
fields before a record  being inserted into the  tab.

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