Reference table containing the different types of queries end users can issue. Types include: Unspecified, Simple Search, Browse, Structured Search, Similar Doc Search, and Categorize Search.
Column Name  | Type  | Length  | Null Allowed  | Description  | 
|---|---|---|---|---|
  | smallint  | No  | Identifier; primary key.  | |
  | varchar  | 40  | No  | Natural key of query type.  | 
  | varchar  | 40  | No  | Name of the query type in the default language.  | 
  | varchar  | 40  | Yes  | Name of the query type in English.  | 

