SQL Statements and Extensions for the Salesforce Driver : Alter Table : Altering a Local Table : Drop Clause: Constraints

Drop Clause: Constraints
Purpose
Use the Drop clause to drop a constraint from an existing table. It is optional.
Syntax
DROP {[CONSTRAINT] constraint_name}
where:
constraint_name
Specifies an existing constraint.
Notes
Example A
This example drops the test_fk constraint.
ALTER TABLE test DROP CONSTRAINT test_fk

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