sql inner join
SELECT column_name(s)
FROM table1
INNER JOIN table2
ON table1.column_name = table2.column_name;sql inner join
SELECT column_name(s)
FROM table1
INNER JOIN table2
ON table1.column_name = table2.column_name;sql inner join
-- Rows with ID existing in both a, b and c
-- JOIN is equivalent to INNER JOIN
SELECT a.ID, a.NAME, b.VALUE1, c.VALUE1 FROM table1 a
JOIN table2 b ON a.ID = b.ID
JOIN table3 c ON a.ID = c.ID
WHERE a.ID >= 1000;
-- ⇓ Test it ⇓ (Fiddle source link)inner join
INNER JOIN is used when retrieving data from
multiple tables and will return only matching data.
example=
Select P.FIRST_NAME , M.DRUG_ID
FROM PATIENTS P
INNER JOIN MEDICATIONS M ON P.PATIENTS_ID = M.PATIENTS_IDinner join
123SELECT columns FROM table_A INNER JOIN table_B ON join_conditionsXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXCopyright © 2021 Codeinu
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