Table zfindb.public.mesh_heading Generated by
Primary key columns
Columns with indexes
Implied relationships
Excluded column relationships
< n > number of related tables
Column Type Size Nulls Auto Default Children Parents Comments
mh_pk_id bigserial 19  √  nextval('mesh_heading_mh_pk_id_seq'::regclass)
mesh_heading_qualifier.mhq_mesh_heading_id mhq_mesh_heading_id_foreign_key_odc C
mh_pub_zdb_id text 2147483647
publication.zdb_id mesh_heading_pub_foreign_key_odc C
mh_mesht_mesh_descriptor_id text 2147483647
mesh_term.mesht_mesh_id mesh_heading_descriptor_foreign_key C
mh_descriptor_is_major_topic bool 1 false

Table contained 478,408 rows at Wed Sep 15 00:41 PDT 2021

Column(s) Type Sort Constraint Name
mh_pk_id Primary key Asc mesh_heading_primary_key
mh_mesht_mesh_descriptor_id Performance Asc mesh_heading_mesh_descriptor_id_foreign_key
mh_pub_zdb_id Performance Asc mesh_heading_pub_foreign_key_index
mh_pub_zdb_id + mh_mesht_mesh_descriptor_id Must be unique Asc/Asc mh_alternate_key_index

Close relationships  within of separation: