xplan-打印执行顺序
-- ---------------------------------------------------------------------------------------------- -- -- Script: xplan.sql -- -- Author: Adrian Billington -- -- -- Description: Creates a package named XPLAN as a wrapper over DBMS_XPLAN. Provides access to -- the following DBMS_XPLAN pipelined functions: -- -- 1. DISPLAY; -- 2. DISPLAY_CURSOR; -- 3. DISPLAY_AWR (optional - see Notes section for licence implications). -- -- The XPLAN wrapper package has one purpose: to include an "order" column in the -- plan output to show the order in which plan operations are performed. See the -- following