_Parameters
The _Parameters table describes general parameters used by other parts of the system.
This table describes _Parameters:
| Column | Type | Description | 
|---|---|---|
| Id | BigInteger | The ID of the parameter. | 
| Key | String(50) | The key of the parameter. | 
| DataType | Integer | Enumerator for
                     the data type of the parameter: 
  | 
               
| StringValue | Text | The value of a string parameter. This is NULL if the parameter is of another type. | 
| IntegerValue | Integer | The value of an integer parameter. This is NULL if the parameter is of another type. | 
| LinkId | BigInteger | The ID of the rows this row links to. This is NULL if the parameter is of another type. | 
| Comment | Text | User defined comment. | 
General information
The pair (Id, Key) makes a primary key.