public DB2SelectionOperatorCommandGenerator(QueryTreeCommandGeneratorVisitor visitor) : base(visitor) { }
public DB2GroupingOperatorCommandGenerator(QueryTreeCommandGeneratorVisitor visitor) : base(visitor) { }
public DB2JoinOperatorCommandGenerator(QueryTreeCommandGeneratorVisitor visitor) : base(visitor) { }
public DB2ResultLimitOperatorCommandGenerator(QueryTreeCommandGeneratorVisitor visitor) : base(visitor) { }
public DB2DistinctOperatorCommandGenerator(QueryTreeCommandGeneratorVisitor visitor) : base(visitor) { }
public DB2SubTotalOperatorCommandGenerator(QueryTreeCommandGeneratorVisitor visitor) : base(visitor) { }