Makes an attempt to discover match up the rows from the initial table to rows in the 2nd table. If it may’t look for a match, it will return the columns from the 1st table and leave the columns from the second desk blank (null). (NB: In practice the question https://ricardolfqdq.blogoxo.com/36838873/the-2-minute-rule-for-how-to-join-an-outlaw-motorcycle-club-book