inner join vs outer join
INNER JOIN:
is used when retrieving data from multiple
tables and will return only matching data.
FULL OUTER JOIN:
is used when retrieving data from
multiple tables and will return both
table records, matching and non-matching.right outer vs left outer join
LEFT OUTER JOIN:
is used when retrieving data from
multiple tables and will return
left table and any matching right table records.
RIGHT OUTER JOIN:
is used when retrieving data from
multiple tables and will return right
table and any matching left table recordsCopyright © 2021 Codeinu
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