is natural and inner join same
A Inner Join is where 2 tables are joined on the basis of common columns
mentioned in the ON clause. ...
Inner join and natural join are almost same but there is a slight
difference between them. The difference is in natural join no need to
specify condition but in inner join condition is obligatory.join vs inner join
-- Rows with ID existing in both a and b
-- JOIN is equivalent to INNER JOIN
SELECT a.ID, a.NAME, b.VALUE1 FROM table1 a
JOIN table2 b ON a.ID = b.ID
WHERE a.ID >= 1000;
-- ⇓ Test it ⇓ (Fiddle source link)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.Copyright © 2021 Codeinu
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