SchemaSpy - Table mgd.mgd.mgi

Generated by
SchemaSpy

Legend:

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

_object_key

int4

_mgitype_key

int4

acc_mgitype._mgitype_key

mgi_attributehistory__mgitype_key R

columnname

varchar

_createdby_key

int4

mgi_user._user_key

mgi_attributehistory__createdby_key R

_modifiedby_key

int4

mgi_user._user_key

mgi_attributehistory__modifiedby_key R

creation_date

timestamp

29,6

modification_date

timestamp

29,6

Table contained 12,396,027 rows at Mon Sep 26 19:11 EDT 2011

Indexes:

Column(s)	Type	Sort	Constraint Name
_object_key + _mgitype_key + columnname	Primary key	Asc/Asc/Asc	mgi_attributehistory_pkey
_object_key + _mgitype_key + columnname	Must be unique	Asc/Asc/Asc	mgi_attributehistory_idx_attributehistory_key
_createdby_key	Performance	Asc	mgi_attributehistory_idx_createdby_key
_mgitype_key	Performance	Asc	mgi_attributehistory_idx_mgitype_key
_modifiedby_key	Performance	Asc	mgi_attributehistory_idx_modifiedby_key