/// <summary>
/// Adds a WHERE clause to the query.
/// </summary>
/// <param name="fieldName">Name of the field to filter on.</param>
/// <returns>A builder for building the WHERE clause.</returns>
public IWhereBuilder <SelectQueryBuilder> Where(string fieldName)
{
Predicate predicate = new Predicate()
{
field = fieldName
};
selector.AddPredicate(predicate);
return(new WhereBuilder <SelectQueryBuilder>(predicate, this));
}