/// <summary>
/// Returns a query containing all the fields, and required joins for all the given fields
/// field examples are "did_contactid.firstname" or "customerid|contact.lastname"
public static QueryExpression BuildSourceQuery(this XrmService xrmService, string sourceType, IEnumerable <string> fields)
{
var query = XrmService.BuildQuery(sourceType, new string[0], null, null);
foreach (var field in fields)
{
xrmService.AddRequiredQueryJoins(query, field);
}
return(query);
}