anchor.diff:              [for r in con.GetSchema("DataTypes").Rows -> 
                   string r.["TypeName"],  unbox<int> r.["ProviderDbType"], string r.["DataType"]]
   
  -        // create map from sql name to clr type, and type to SqlDbType enum
  +        // create map from sql name to clr type, and type to lDbType enum
           let sqlToClr', sqlToEnum', clrToEnum' =
               clr
               |> List.choose( fun (tn,ev,dt) ->
  
positive.code:             let parameters = ResizeArray<_>()
              let (~~) (t:string) = sb.Append t |> ignore
              
              // SQL query ordering syntax is ordered in the following manner
              // SELECT [alias].[field] as '[alias].[field]' [, .. ]
              // FROM [TABLE_1] as [alias1] join [TABLE_2] as [Alias_2] on ...
  
              // to simplfy (ha!) the processing, all tables should be aliased.
              // the LINQ infrastructure will cause this will happen by default if the query includes more than one table
              // if it does not, then we first need to create an alias for the single table
  
              let getTable x =
                  match sqlQuery.Aliases.TryFind x with
                  | Some(a) -> a
                  | None -> baseTable
  
              let singleEntity = sqlQuery.Aliases.Count = 0
              // now we can build the sql query that has been simplified by the above expression converter
              // working on the basis that we will alias everything to make my life eaiser
              // first build  the select statment, this is easy ...
              let columns = 
  
negative.code:             match columnLookup.TryGetValue table.FullName with
              | (true,data) -> data
              | _ -> 
                 // note this data can be obtained using con.GetSchema, but with an epic schema we only want to get the data
                 // we are inerested in on demand
                 let baseQuery = @"SELECT c.COLUMN_NAME,c.DATA_TYPE, c.character_maximum_length, c.numeric_precision, c.is_nullable
                                                ,CASE WHEN pk.COLUMN_NAME IS NOT NULL THEN 'PRIMARY KEY' ELSE '' END AS KeyType
                                   FROM INFORMATION_SCHEMA.COLUMNS c
  