Entity
Name APPLICATION DATABASE HOST
Definition An Application Database Host is the main server/computer that has a particular applications database running on it.

Attribute
Name Definition Datatype Required Is PK Is FK
Application Database Host Identifier
An Application Database Host Identifier is a unique value that represents the assignment of  an Application Host and the related Application Database
INTEGER Yes Yes No
Application Host Identifier An Application Host Identifier is a unique value assigned to represent a particular computer functioning as a server. INTEGER Yes No Yes
Application Database Identifier An Application Database Identifier is a unique value that denotes a particular application database. INTEGER Yes No Yes
Standby Indicator A Standby Indicator is a binary representation of whether or not a particular application database host has been configured as a Standby ("Y") database or not ("N"). CHAR(1) Yes No No