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sql cheat sheet for interview

YOU.com answered on September 11, 2023 Popularity 5/10 Helpfulness 1/10

answer sql cheat sheet for interview

sql cheat sheet for interview

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-- SELECT statement
SELECT column1, column2
FROM table_name
WHERE condition;

-- INSERT statement
INSERT INTO table_name (column1, column2)
VALUES (value1, value2);

-- UPDATE statement
UPDATE table_name
SET column1 = value1, column2 = value2
WHERE condition;

-- DELETE statement
DELETE FROM table_name
WHERE condition;

-- JOIN
SELECT column1, column2
FROM table1
JOIN table2 ON table1.column_name = table2.column_name;

-- GROUP BY
SELECT column1, COUNT(column2)
FROM table_name
GROUP BY column1;

-- ORDER BY
SELECT column1, column2
FROM table_name
ORDER BY column1 ASC;

-- DISTINCT
SELECT DISTINCT column_name
FROM table_name;

-- WHERE clause operators
=        Equal
<>       Not equal
>        Greater than
<        Less than
>=       Greater than or equal
<=       Less than or equal
BETWEEN  Between an inclusive range
LIKE     Search for a pattern
IN       To specify multiple possible values

-- LIMIT
SELECT column1, column2
FROM table_name
LIMIT 10;  -- limits the result to 10 rows

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Contributed on Sep 11 2023

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sql cheat sheet for interview

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