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if you have cascading deletes, you might not need to do anything special.<br />
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simply delete the parent and the children will update or delete accordingly<br />

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if you have cascading deletes, you might not need to do anything special.

simply delete the parent and the children will update or delete accordingly


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If I want to delete rows from a table, can I just disable the constraints, delete the rows, and then enable the constraints or do I have to remove rows from 15 child tables first?
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If I want to delete rows from a table, can I just disable the constraints, delete the rows, and then enable the constraints or do I have to remove rows from 15 child tables first?

Constraints

Oracle is an object-relational database management system. It supports a large number of languages and application development frameworks. Its primary languages are SQL, PL/SQL and Java, but it also includes support for C and C++. Oracle also has its own enterprise modules and application server software.