tab1 tab2
1,a 1,d
2,b 3,c
perfoms outerjoin what is the o/p?
write sql query for outerjoin?
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Answer Posted / subhash
OUTPUT:
1, a, d
2, b, NULL
3, NULL, c
SQL Query:
SELECT * FROM TAB1 FULL OUTER JOIN TAB2 ON
TAB1.key_column=TAB2.key_column;
or
SELECT * FROM TAB1,TAB2 WHERE
TAB1.key_column=TAB2.key_column(+)
UNION
SELECT * FROM TAB1,TAB2 WHERE
TAB1.key_column(+)=TAB2.key_column;
| Is This Answer Correct ? | 7 Yes | 0 No |
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