RID Lookup Showplan Operator

RID Lookup is a bookmark lookup on a heap using a supplied row identifier (RID). The Argument column contains the bookmark label used to look up the row in the table and the name of the table in which the row is looked up. RID Lookup is always accompanied by a NESTED LOOP JOIN.

For more information about bookmark lookups, see "Bookmark Lookup" on the MSDN SQL Server blog.

RID Lookup is a physical operator.

RID lookup operator iconGraphical execution plan icon