What's the default of ONDELETE and ONUPDATE for foreign keys in SQL?

Posted by tigger on Stack Overflow See other posts from Stack Overflow or by tigger
Published on 2010-03-24T10:01:08Z Indexed on 2010/03/24 10:03 UTC
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Filed under:

sql

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foreign-keys

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constraints

My guess would be that a foreign key reference is set to RESTRICT by default. But, is there any standard for this? Is the default equal on any database type? Or should these values be defined in all statements just to be sure?

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