https://learn.microsoft.com/zh-tw/dotnet/api/system.data.oledb.oledbconnection.getoledbschematable?view=netframework-4.8.1&viewFallbackFrom=net-10.0-pp
OleDbConnection.GetOleDbSchemaTable(Guid, Object[]) Method (System.Data.OleDb) | Microsoft Learn
Returns schema information from a data source as indicated by a GUID, and after it applies the specified restrictions.
system dataguidobjectmethodoledb