Table HLPDTEST.STATEGPS.T_GPS_INSTANCE_LINKS Generated by
SchemaSpy
Legend: SourceForge.net
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
INSTANCE_LINK_ID number 22
FROM_INSTANCE_ID number 22  √  null
T_INSTANCES.INSTANCE_ID FK1_T_GPS_INSTANCE_LINKS C
TO_INSTANCE_ID number 22  √  null
T_INSTANCES.INSTANCE_ID FK2_T_GPS_INSTANCE_LINKS C

Table contained 20,051 rows at Sun Oct 18 01:05 IST 2020

Indexes:
Column(s) Type Sort Constraint Name Anomalies
INSTANCE_LINK_ID Primary key Asc SYS_C0012379  
FROM_INSTANCE_ID + TO_INSTANCE_ID Must be unique Asc/Asc UK_T_GPS_INSTANCE_LINKS These unique columns are also nullable

Close relationships  within of separation: