Message Contacts Table Schema (message_contacts)


Description

Maintains lists of contacts between users

message_contacts table columns

Column Type Size Nulls Auto Default Children Parents Comments
id BIGINT 19 √ null
userid BIGINT 19 null
user.id messcont_use3_fk R
contactid BIGINT 19 null
user.id messcont_con2_fk R
timecreated BIGINT 19 √ null

Table contained -1 rows

message_contacts table indexes

Constraint Name Type Sort Column(s)
PRIMARY Primary key Asc id
messcont_con_ix Performance Asc contactid
messcont_use_ix Performance Asc userid
messcont_usecon_uix Must be unique Asc/Asc userid + contactid

message_contacts table relationships

Close relationships within degrees of separation