which namespace contains SQLParams

Question

Hi all,

  i am  getting the following type of errors please some one help me .

ERRORS:: 

the type or namespace  SQLParams could not be found

.

the type or namespace QueryEngine could not be found

the type or namespace StoreProcedurecould not be found

 

 

 

 

 

 

 

 

 

 

 

private string dbInstance = string.Empty;

private DML objDML = new DML();

private SQLParams objParam = new SQLParams();

private QueryEngine objQuery = new QueryEngine();

private StoreProcedure objSPs = new StoreProcedure();

// Methods