... materialized views creating, 33 5 guidelines for, 33 4 33 5 overview of, 33 1 33 2 and query rewrite, 33 3 33 4 uses for, 33 2 33 3 max() aggregate function, description of, 53 MAX_DISPATCHERS initialization ... functions, 34 4 34 6 analysis functions, 34 6 35 2 creating and using, 237 238 date functions, 54 55 example of, 16 17 nesting, 56 numeric functions, 52 overview of, 51 ranking functions, 34 7 ... large database issues addressed by, 34 1 overview of, 34 0 34 2 group by clauses overview of, 67 68 using with rollup functions, 34 4 group by statements, role in SQL statements, 37 H...