The SQLIdGenerator service uses this table to generate IDs.
Column  | Data Type  | Constraint  | 
|---|---|---|
  | VARCHAR(60)  | NOT NULL  | 
A string that uniquely identifies an   | ||
  | NUMERIC(19)  | NOT NULL  | 
The first ID in the space to reserve.  | ||
  | INTEGER  | NOT NULL  | 
How many IDs to reserve at a time.  | ||
  | VARCHAR(10)  | NULL  | 
A string to prepend to the beginning of all string IDs generated from this   | ||
  | VARCHAR(10)  | NULL  | 
A string to append to the end of all string IDs generated from this   | 

