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## Uses of Class
org.apache.openjpa.jdbc.schema.Constraint

Packages that use Constraint
org.apache.openjpa.jdbc.schema | OpenJPA-JDBC Schema Management

Uses of Constraint in org.apache.openjpa.jdbc.schema

Subclasses of Constraint in org.apache.openjpa.jdbc.schema
`class` | `ForeignKey` Represents a database foreign key; may be a logical key with no database representation.
`class` | `Index` Represents a database index.
`class` | `LocalConstraint` Constraint over local table columns, as opposed to a foreign key which spans tables.
`class` | `PrimaryKey` Represents a table primary key.
`class` | `Unique` Represents a unique constraint.

Methods in org.apache.openjpa.jdbc.schema with type parameters of type Constraint
`
`<T extends Constraint> Set<T>`
` | `Column.getConstraints(Class<T> type)` Gets all constrains of the given type attached to this column.

Methods in org.apache.openjpa.jdbc.schema that return types with arguments of type Constraint
`Set<Constraint>` | `Column.getConstraints()` Gets all constrains attached this column.

Methods in org.apache.openjpa.jdbc.schema with parameters of type Constraint
`void` | `Column.addConstraint(Constraint c)` Adds the given constraint to this column.
`void` | `Column.removeConstraint(Constraint c)` Removes the given constraint from this column.

Method parameters in org.apache.openjpa.jdbc.schema with type arguments of type Constraint
`boolean` | `Column.hasConstraint(Class<? extends Constraint> type)` Affirms if this column has any constraint of given type.

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