HP NonStop SQL/MX Messages Manual page 38

Data Definition Language (DDL) Messages (1000
through 1999)
Recovery. Check that constraint-name references a unique or primary constraint
in the referenced table.
SQL 1045
1045 The unique constraint cannot be used because it is
deferrable.
Cause. The referential constraint is referencing the unique constraint that is declared
as deferrable. This is an internal error.
Effect. The operation fails.
Recovery. Check that the referential constraint references a unique constraint that is
not declared deferrable. Contact your service provider.
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