Cost-Based Optimization of Integration Flows - Datenbanken ...

List of Tables
2.1 Interaction-Oriented Operators . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.2 Control-Flow-Oriented Operators . . . . . . . . . . . . . . . . . . . . . . . . 24
2.3 Data-Flow-Oriented Operators . . . . . . . . . . . . . . . . . . . . . . . . . 24
3.1 Double-Metric Costs of Interaction-Oriented Operators . . . . . . . . . . . . 40
3.2 Double-Metric Costs of Control-Flow-Oriented Operators . . . . . . . . . . 41
3.3 Double-Metric Costs of Data-Flow-Oriented Operators . . . . . . . . . . . . 41
3.4 Example Execution Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . 47
3.5 Conditional Selectivity Table . . . . . . . . . . . . . . . . . . . . . . . . . . 58
4.1 Additional Operators of the VMTM . . . . . . . . . . . . . . . . . . . . . . 92
4.2 Example Operator Distribution . . . . . . . . . . . . . . . . . . . . . . . . . 103
5.1 Additional Operators for Partitioned Plan Execution . . . . . . . . . . . . . 139
5.2 Extended Double-Metric Operator Costs for Message Partitions . . . . . . . 144
223