Method CompilePropsFieldsOnly(FilterExpression, IReadOnlyDictionary<string, FieldInfo>, SqlParameterCollector?, IReadOnlyDictionary<string, string>?)

Compiles ONLY Props fields for PVT EXISTS.
For nested Dictionary fields (AddressBook[home].City) uses corresponding CTE alias.

public string? CompilePropsFieldsOnly(FilterExpression filter, IReadOnlyDictionary<string, FieldInfo> fields, SqlParameterCollector? collector, IReadOnlyDictionary<string, string>? nestedFieldAliases = null)