| Filter_FIR |
| Logical Entity Name | Filter_FIR |
| Default Table Name | Filter_FIR |
| Definition | Summary information on a FIR filter |
| Filter_FIR Attributes |
| Attribute/Logical Rolename | Domain | Datatype | NULL | Definition |
fir_id |
NUMERIC(8, 0) | NO | FIR Filter identifier. Each FIR filter is assigned a unique integer which identifies it in a database | |
| name | VARCHAR(80) | YES | This attribute denotes a descriptive name for a FIR filter | |
| symmetry | VARCHAR(1) | NO | This attribute denotes the eventual symmetry of a response | |
| gain | FLOAT | YES | This attribute denotes the gain | |
| lddate | DATE | YES | Load date. Date and time that the record was created or last modified, in Oracle date datatype |
| Filter_FIR Keys |
| Key Name | Key Type | Keys |
| FFIR00 | PrimaryKey | fir_id |
| Filter_FIR Relationships |
| Parent Relationships: |
| Entity Name | Type | Cardinality | Business Name | VerbPhrase | InversePhrase | Foreign Keys | Is Supertype |
| Child Relationships: |
| Entity Name | Type | Cardinality | Business Name | VerbPhrase | InversePhrase | Foreign Keys | Is Subtype |
| Filter_FIR_Data | Identifying | One To Zero or More | NO | ||||
| Response | Non-Identifying | One To Zero or More | NO |
| Filter_FIR Check Constraints |
| Check Constraint Name | CheckConstraint |
| FFIR01 | symmetry IN ('E','O','N') |