Download DeepSee Model Design Guide - InterSystems Documentation

5.1.5 Additional Measures Based on Dimension Member Counts ......................................... 30
5.1.6 Model Review ................................................................................................................ 30
5.1.7 The Final Model (Customers) ........................................................................................ 30
5.2 Comparing the Models ............................................................................................................. 31
5.2.1 Dimensions ..................................................................................................................... 31
5.2.2 Measures ........................................................................................................................ 31
5.2.3 Comparison Summary .................................................................................................... 32
5.3 Using the Models in Combination ........................................................................................... 33
5.4 Final Comments ....................................................................................................................... 33
6 Additional Considerations and Options ......................................................................................... 35
6.1 Null Values ............................................................................................................................... 35
6.1.1 Null Values in Dimensions ............................................................................................. 35
6.1.2 Null Values and Measures .............................................................................................. 37
6.2 Date and Time Data .................................................................................................................. 37
6.2.1 Date Dimensions ............................................................................................................ 37
6.2.2 Time Dimensions ........................................................................................................... 39
6.2.3 Date Measures ................................................................................................................ 39
6.3 Compound Members ................................................................................................................ 40
iv DeepSee Model Design Guide