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Table pub.mgd.mrk_chromosome
A record in this table represents an ordered Chromosome for the specified Organism (Species). See MRK_Marker.

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SchemaSpy
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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
_chromosome_key int4 10 primary key
_organism_key int4 10
mgi_organism._organism_key mrk_chromosome__organism_key_fkey C
organism (foreign key to MGI_Organism)
chromosome text 2147483647 chromosome value
sequencenum int4 10 sequence number for ordering records
_createdby_key int4 10 1001
mgi_user._user_key mrk_chromosome__createdby_key_fkey R
user who created the record
_modifiedby_key int4 10 1001
mgi_user._user_key mrk_chromosome__modifiedby_key_fkey R
user who last modified the record
creation_date timestamp 29,6 now() date record was created
modification_date timestamp 29,6 now() date record was last modified

Table contained 364 rows at Mon Nov 20 05:26 EST 2017

Indexes:
Column(s) Type Sort Constraint Name
_chromosome_key Primary key, Used to cluster data Asc mrk_chromosome_pkey
_organism_key + chromosome Must be unique Asc/Asc mrk_chromosome_idx_clustered
chromosome Performance Asc mrk_chromosome_idx_chromosome

Close relationships  within of separation: