| 3 | |
| 4 | == Purpose == |
| 5 | |
| 6 | The S3Hierarchy toolkit can be used to perform lookups in hierarchical taxonomies. It analyses the parent-relationships of the records, and provides methods to access and search through the parent-, child- and sibling-axes of each record. |
| 7 | |
| 8 | == Example == |
| 9 | |
| 10 | Facility type as an example for a hierarchical taxonomy: |
| 11 | |
| 12 | - Arts and Recreation |
| 13 | - Recreation Centers |
| 14 | - Community Groups |
| 15 | - Volunteer Opportunities |
| 16 | - Education |
| 17 | - Adult Education |
| 18 | - Guidance and Tutoring Programs |
| 19 | - Health and Mental Health |
| 20 | - Dental Care |
| 21 | - Health Centers |
| 22 | - Health Clinics |
| 23 | - Health Screening and Testing |
| 24 | - Hospitals and Medical Centers |
| 25 | - Mental Health Counseling |
| 26 | - Mental Health Programs |
| 27 | - Public Health Programs |
| 28 | - Substance Abuse Programs |
| 29 | - Social Services |
| 30 | - Children and Family Services |
| 31 | - Public Information Services |
| 32 | - Senior Services |
| 33 | - Support Groups |
| 34 | |
| 35 | == Data Model == |
| 36 | |
| 37 | - ''tbw'' |