Table of Figures

Figure 1. Simple hierarchy

Figure 2. Faceted hierarchy for the Thulamela dataset

Figure 3. Browsing the hierarchy and inspecting objects

Figure 4. Objects with cross-references

Figure 5. Navigation using cross-references

Figure 6. Combining entity sets: entering combine mode

Figure 7. Combining entity sets: choosing entity sets and an operation

Figure 8. Combining entity sets: inspecting and saving query results

Figure 9. Subset selection: choosing initial entity set

Figure 10. Subset selection: choosing the attribute

Figure 11. Subset selection: choosing attribute value

Figure 12. Subset selection: inspecting and saving query

Figure 13. Relating two entity sets: choosing the first source entity set

Figure 14. Relating two entitiy sets: choosing first relationship

Figure 15. Relating two entity sets: choosing first target entity set

Figure 16. Relating two entity sets: inspecting and saving intermediate result

Figure 17. Relating two entity sets: choosing second source entity set

Figure 18. Relating two entitiy sets: choosing second relationship

Figure 19. Relating two entity sets: choosing second target entity set

Figure 20. Relating two entity sets: inspecting and saving results

Figure 21. Aggregation: choosing entity set

Figure 22. Aggregation: choosing attribute

Figure 23. Aggregation: inspecting attribute values

Figure 24. Aggregation: choosing a related entity set

Figure 25. Aggregation: relating entity sets (step 1)

Figure 26. Aggregation: relating entity sets (step 2)

Figure 27. Aggregation: inspecting intermediate results

Figure 28. Aggregation: choosing aggregate function

Figure 29. Aggregation: inspecting and saving query

Figure 30. Schema design: proper orthogonal schema

Figure 31. Schema design: violation of the principle of orthogonality

Figure 32. Schema design: entity set naming considerations