SQL

DCL: GRANT, REVOKE

DDL: CREATE, ALTER, DROP

DML: INSERT, UPDATE, DELETE, SELECT

SELECT * FROM _TABLE_ WHERE _COLUMN_='VALUE'
INSERT INTO _TABLE_ (_COLUMN_) VALUES ('VALUE')
UPDATE _TABLE_ SET (_COLUMN_='VALUE') WHERE CONDITION
DELETE FROM _TABLE_ WHERE CONDITION
SELECT TOP 100 * FROM _TABLE_
SELECT * FROM _TABLE_ WHERE _COLUMN_ IN ('VALUE', 'VALUE')

2개의 TABLE JOIN

SELECT A.COL, B.COL FROM A INNER JOIN B ON A.ID = B.ID

3개의 TABLE JOIN

SELECT A.COL, B.COL, C.COL FROM (
(A INNER JOIN B ON A.COL = B.COL)
INNER JOIN C ON A.COL=C.COL)