DummyClientNoticeSender implements the eval.ClientNoticeSender interface.

DummyEvalPlanner implements the eval.Planner interface by returning errors.

DummyPreparedStatementState implements the tree.PreparedStatementState interface.

DummyPrivilegedAccessor implements the tree.PrivilegedAccessor interface by returning errors.

DummyRegionOperator implements the tree.RegionOperator interface by returning errors.

DummySequenceOperators implements the eval.SequenceOperators interface by returning errors.

DummySessionAccessor implements the eval.SessionAccessor interface by returning errors.

DummyStreamManagerFactory implements the eval.StreamManagerFactory interface by returning errors.

DummyTenantOperator implements the tree.TenantOperator interface.