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Table pub.mgd.mrk_reference
A record in this table represents a unique association between a Marker and a Reference. This is a cache table that is rebuilt nightly by the mrkcacheload product. It represents a union of unique Marker/Reference associations from all data sets in MGI (Expression, Mapping, Alleles, GO Annotations, etc.).

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
_marker_key int4 10
mrk_marker._marker_key mrk_reference__marker_key_fkey C
foreign key to MRK_Marker
_refs_key int4 10
bib_refs._refs_key mrk_reference__refs_key_fkey C
foreign key to BIB_Refs
mgiid text 2147483647 MGI accession id of the reference (MGI:xxxx)
jnumid text 2147483647 J: accession id of the reference (J:xxxx)
pubmedid text 2147483647  √  null pubmed accession id of the reference (xxxx)
jnum int4 10 J: accession id of the reference without the prefix; integer (xxxx)
creation_date timestamp 29,6 now() date record was created
modification_date timestamp 29,6 now() date record was last modified

Table contained 2,317,020 rows at Mon Sep 11 06:12 EDT 2023

Column(s) Type Sort Constraint Name
_marker_key + _refs_key Primary key, Used to cluster data Asc/Asc mrk_reference_pkey
_refs_key Performance Asc mrk_reference_idx_refs_key

Close relationships  within of separation: