-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com -- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions. CREATE TABLE sales_part PARTITION BY RANGE (time_id) ( PARTITION Y1998 VALUES LESS THAN (DATE'1999-01-01') , PARTITION Y1999 VALUES LESS THAN (DATE'2000-01-01') , PARTITION Y2000 VALUES LESS THAN (DATE'2001-01-01') , PARTITION Y2001 VALUES LESS THAN (MAXVALUE) ) TABLESPACE tanel_large PARALLEL 32 AS SELECT * FROM sales_100g / ALTER TABLE sales_part NOPARALLEL; EXEC DBMS_STATS.GATHER_TABLE_STATS(user, 'SALES_PART', degree=>16); CREATE TABLE sales_part_query_high PARTITION BY RANGE (time_id) ( PARTITION Y1998 VALUES LESS THAN (DATE'1999-01-01') , PARTITION Y1999 VALUES LESS THAN (DATE'2000-01-01') , PARTITION Y2000 VALUES LESS THAN (DATE'2001-01-01') , PARTITION Y2001 VALUES LESS THAN (MAXVALUE) ) TABLESPACE tanel_large COMPRESS FOR QUERY HIGH PARALLEL 32 AS SELECT * FROM sales_100g / ALTER TABLE sales_part_query_high NOPARALLEL; EXEC DBMS_STATS.GATHER_TABLE_STATS(user, 'SALES_PART_QUERY_HIGH', degree=>16); alter session set "_fix_control"='6941515:ON'; CREATE TABLE sales_part_fix_6941515 PARTITION BY RANGE (time_id) ( PARTITION Y1998 VALUES LESS THAN (DATE'1999-01-01') , PARTITION Y1999 VALUES LESS THAN (DATE'2000-01-01') , PARTITION Y2000 VALUES LESS THAN (DATE'2001-01-01') , PARTITION Y2001 VALUES LESS THAN (MAXVALUE) ) TABLESPACE tanel_large PARALLEL 32 AS SELECT * FROM sales_100g / ALTER TABLE sales_part_fix_6941515 NOPARALLEL; CREATE TABLE sales_part_query_high_fix PARTITION BY RANGE (time_id) ( PARTITION Y1998 VALUES LESS THAN (DATE'1999-01-01') , PARTITION Y1999 VALUES LESS THAN (DATE'2000-01-01') , PARTITION Y2000 VALUES LESS THAN (DATE'2001-01-01') , PARTITION Y2001 VALUES LESS THAN (MAXVALUE) ) TABLESPACE tanel_large COMPRESS FOR QUERY HIGH PARALLEL 32 AS SELECT * FROM sales_100g / ALTER TABLE sales_part_query_high_fix NOPARALLEL; EXEC DBMS_STATS.GATHER_TABLE_STATS(user, 'SALES_PART_QUERY_HIGH_FIX', degree=>16);