C.1 The information_schemaC.2 Querying data with SQLC.2.1 SELECT, FROM, WHERE, and ORDER BY clausesC.2.2 IndexesC.2.3 AliasingC.2.4 Why use AS when you don’t need toC.2.5 Using subselectsC.2.6 JOINsC.3 UPDATE, INSERT, and DELETEC.3.1 UPDATEC.3.2 INSERTC.3.3 DELETE