Full Outer Join
This joins preserves both tables and retains all records but where there are matches it links them up
| Table | One |
|---|---|
| 1 | A |
| 2 | B |
| 3 | C |
| 4 | D |
| Table | Two |
|---|---|
| 1 | C |
| 2 | D |
| 3 | NULL |
| 4 | NULL |
| 5 | E |
| 6 | F |
| Result | Table One | Table Two |
|---|---|---|
| 1 | A | C |
| 2 | B | D |
| 3 | C | NULL |
| 4 | D | NULL |
| 5 | NULL | E |
| 6 | NULL | F |
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