Method BuildPvtSubquery(long, IReadOnlyCollection<FieldInfo>, IReadOnlyCollection<string>, SqlParameterCollector, string?)

Generates PVT subquery for GROUP BY (T-SQL syntax).

public string BuildPvtSubquery(long schemeId, IReadOnlyCollection<FieldInfo> pvtFields, IReadOnlyCollection<string> baseFieldColumns, SqlParameterCollector collector, string? additionalWhereClause = null)