See:“Understanding Integrity Constraints” in Chapter 26 of SAS Language Reference:
Concepts
Syntax
IC DELETEconstraint-name(s) | _ALL_;
Required Arguments
constraint-name(s)
names one or more constraints to delete. For example, to delete the constraints
Unique_D and Unique_E, use the following statement: ic delete Unique_D
Unique_E;
_ALL_
deletes all constraints for the SAS data file specified in the preceding MODIFY
statement.
IC REACTIVATE Statement
Reactivates a foreign key integrity constraint that is inactive.
Restriction:IC REACTIVATE must be in a MODIFY RUN group
See:“Understanding Integrity Constraints” in Chapter 26 of SAS Language Reference: ...
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