internal int CreateMiddleStatementPart(ref StringBuilder sb, NameValueCollection queryParams)
		{
			string[] keyCollection = queryParams.AllKeys;
			string clause = " WHERE ";
			int noStatements = queryParams.Count;
			if (noStatements == 0)
			{
				sb.Append(clause);
			}
			else
			{
				int listcount = 0;
				foreach (string key in keyCollection)
				{
					listcount = ++listcount;
					sb.Append(clause);
					if (queryParams != null && queryParams.GetValues(key) != null && key != null)
					{
						object queryValue = queryParams.GetValues(key)[0]; // <---------- Hier meckert der ReSharper!
						if (queryValue is string)
						{
							queryValue = string.Format(" '{0}' ", queryValue);
						}

						sb.Append(string.Format("{0} = {1}", key, queryValue));
						clause = listcount != keyCollection.Length ? " AND " : " ";
					}
				}
			}

			return noStatements;
		}

string[] queryArray = queryParams.GetValues(key); 
string queryResult = null;
if(queryArray.Length ≥ 1) {
    queryResult = queryArray[0];
}

if (queryValue != null) {
    queryValue = string.Format(" '{0}' ", queryValue);
}

		/// <returns>the number of where clause statements</returns>
		internal int CreateMiddleStatementPart(ref StringBuilder sb, NameValueCollection queryParams)
		{
			string[] keyCollection = queryParams.AllKeys;
			string clause = " WHERE ";
			int noStatements = queryParams.Count;
			if (noStatements == 0)
			{
				sb.Append(clause);
			}
			else
			{
				int listcount = 0;
				foreach (string key in keyCollection)
				{
					listcount = ++listcount;
					sb.Append(clause);
					string[] queryArray = queryParams.GetValues(key);
					string queryResult = null;
					string queryValue = null;
					if (queryArray != null && queryArray.Length ≥ 1)
					{
						queryResult = queryArray[0];
					}

					if (queryResult != null)
					{
						queryValue = string.Format(" '{0}' ", queryValue);
					}

					sb.Append(string.Format("{0} = {1}", key, queryValue));
					clause = listcount != keyCollection.Length ? " AND " : " ";
				}
			}

			return noStatements;
		}