db4o

Constraint Interface

constraint to limit the objects returned upon query execution .

Constraints are constructed by calling Query.constrain() .

Constraints can be joined with the methods and() and or() .

The methods to modify the constraint evaluation algorithm may be merged, to construct combined evaluation rules. Examples:

For a list of all members of this type, see Constraint Members.

com.db4o.query.Constraint
   com.db4o.query.Constraints

[Visual Basic]
Public Interface Constraint
[C#]
public interface Constraint
[C++]
public __gc __interface Constraint
[JScript]
public interface Constraint

Requirements

Namespace: com.db4o.query

Assembly: db4o (in db4o.dll)

See Also

Constraint Members | com.db4o.query Namespace