virtual System::Classes::TStream* __fastcall
      CreateBlobStream(Data::Db::TField* Field,
      Data::Db::TBlobStreamMode Mode)

Usage

Use the CreateBlobStream method to create a BLOB stream for reading data from or writing data to a binary large object (BLOB) field. The Field parameter must specify a TBlobField component from the Fields property. The Mode parameter specifies whether the stream will be used for reading, writing, or updating the contents of the field.