Table: trait_covariate_associations
Legend: Primary key columns Indexed columns
Column Type Size Nulls Auto Default References Comments
trait_variable_id int8 19  χ   χ  variables.id
covariate_variable_id int8 19  χ   χ  variables.id
required bool 1  χ   χ 
id bigserial 19  χ   √  nextval('trait_covariate_associations_id_seq'::regclass)
Indexes:
Column(s) Type Sort Constraint Name
trait_variable_id + covariate_variable_id Must be unique Asc/Asc trait_covariate_associations_uniqueness