-632 THE TABLE CANNOT BE DEFINED AS A DEPENDENT OF table-name BECAUSE OF DELETE RULE RESTRICTIONS
Explanation
This code is used to report that the object of
an ALTER TABLE statement cannot be defined as a dependent of the indicated
table because either:
- The relationship would form a cycle that would cause the table to be delete-connected to itself.
- The relationship would cause the table to be delete-connected to the indicated table through multiple paths and the delete rule of the existing relationship is SET NULL.
System action
The statement cannot be processed.
Programmer response
Eliminate the particular FOREIGN KEY clause from the ALTER or CREATE TABLE statement.
SQLSTATE
42915