catissue_specimen_hierarchy

0 rows


Columns

Column Type Size Nulls Auto Default Children Parents Comments
ANCESTOR_ID BIGINT 19 √ null
catissue_specimen.IDENTIFIER catissue_specimen_hierarchy_ibfk_2R
DESCENDENT_ID BIGINT 19 √ null
catissue_specimen.IDENTIFIER catissue_specimen_hierarchy_ibfk_1R

Indexes

Constraint Name Type Sort Column(s)
ancs_desc_unq Must be unique Asc/Asc ANCESTOR_ID + DESCENDENT_ID
catissue_specimen_hierarchy_ibfk_1 Performance Asc DESCENDENT_ID

Relationships

Close relationships within degrees of separation