Specifies the current bookmark in the dataset.
type TBookmarkStr: String;
property Bookmark: TBookmarkStr;
Bookmark gets or sets the current bookmark in a dataset. A bookmark marks a location in a
dataset so that an application can easily return to that location quickly.
An application can read Bookmark to retrieve the bookmark associated with the current record, and
it can position the cursor in the dataset by assigning a saved bookmark value to this property.