i2b2 - Documents

Please identify and upload documents useful for understanding an ontology and the structure of the CRC tables.

Ontology Cell:

Ontology Design. This is the published design document for the Ontology cell. It contains details of the Ontology table within the cell and is essential for understanding how a given ontology is stored. Needs careful pondering in association with the other documents concerning the CRC cell and the metadataxml column.

CRC Cell:

CRC Design. This is the published design document for the CRC cell. It contains details of the central observation_fact table and how the ontology is used via the concept_dimension table. Lots of other details too.

MetadataXML column:

Contents removed. Now see c_metadataxml