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SQL ํฌ๋งทํ„ฐ

SQL ์ฟผ๋ฆฌ๋ฅผ ํฌ๋งทํŒ…ํ•˜๊ณ  ์••์ถ•ํ•˜์„ธ์š”

SQL ์ฟผ๋ฆฌ
ํฌ๋งทํŒ…ํ•  SQL ์ฟผ๋ฆฌ๋ฅผ ์ž…๋ ฅํ•˜์„ธ์š”
ํฌ๋งทํŒ… ์„ค์ •
SQL ํฌ๋งทํŒ… ์˜ต์…˜์„ ์กฐ์ •ํ•˜์„ธ์š”
์ƒ˜ํ”Œ ์ฟผ๋ฆฌ
ํด๋ฆญํ•˜์—ฌ ์ƒ˜ํ”Œ ์ฟผ๋ฆฌ๋ฅผ ์‚ฌ์šฉํ•˜์„ธ์š”
ํฌ๋งทํŒ… ๊ฒฐ๊ณผ
ํฌ๋งทํŒ…๋œ SQL ์ฟผ๋ฆฌ๋ฅผ ํ™•์ธํ•˜์„ธ์š”
ํฌ๋งทํŒ…ํ•  SQL ์ฟผ๋ฆฌ๋ฅผ ์ž…๋ ฅํ•˜์„ธ์š”
SQL ํ‚ค์›Œ๋“œ
์ž์ฃผ ์‚ฌ์šฉ๋˜๋Š” SQL ํ‚ค์›Œ๋“œ๋“ค์ž…๋‹ˆ๋‹ค
SELECT
FROM
WHERE
INSERT
UPDATE
DELETE
CREATE
DROP
ALTER
JOIN
LEFT
RIGHT
INNER
OUTER
ON
AND
OR
NOT
IN
BETWEEN
+43๊ฐœ ๋”
์‚ฌ์šฉ๋ฒ•

1. ์ฟผ๋ฆฌ ์ž…๋ ฅ

ํฌ๋งทํŒ…ํ•  SQL ์ฟผ๋ฆฌ๋ฅผ ์ž…๋ ฅํ•˜๊ฑฐ๋‚˜ ์ƒ˜ํ”Œ์„ ์‚ฌ์šฉํ•˜์„ธ์š”

2. ์„ค์ • ์กฐ์ •

๋“ค์—ฌ์“ฐ๊ธฐ ํฌ๊ธฐ์™€ ํ‚ค์›Œ๋“œ ๋Œ€๋ฌธ์ž ๋ณ€ํ™˜ ์˜ต์…˜์„ ์„ค์ •ํ•˜์„ธ์š”

3. ๊ฒฐ๊ณผ ํ™•์ธ

ํฌ๋งทํŒ…๋œ ๊ฒฐ๊ณผ๋ฅผ ํ™•์ธํ•˜๊ณ  ๋ณต์‚ฌํ•˜์„ธ์š”

์ง€์›ํ•˜๋Š” SQL ๋ฌธ๋ฒ•
SELECT ๋ฌธ
FROM, WHERE, GROUP BY, HAVING, ORDER BY, LIMIT, OFFSET
JOIN ๋ฌธ
INNER JOIN, LEFT JOIN, RIGHT JOIN, OUTER JOIN, ON
DML ๋ฌธ
INSERT, UPDATE, DELETE
DDL ๋ฌธ
CREATE TABLE, ALTER TABLE, DROP TABLE