Exclusion Constraints

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An Exclusion Constraint guarantees that if any two rows are compared on the specified columns or expressions using the specified operators, not all of comparisons will return TRUE.

Creating and editing

Exclusion Constraints, Primary Keys, and Unique Keys Wizards (PostgreSQL) and Exclusion Constraints, Primary Keys, or Unique Keys Editors (PostgreSQL).

DBMS platform availability and object actions/operations supported

The table below lists the platforms on which this object type is available. It also lists the object actions available against objects of this type For an introduction to object actions and details on usage of specific actions, see Object actions.