Oracle_scripte/Tanel/ast/04_cbo_selectivity_decay.sql
2014-09-17 13:23:48 +02:00

13 lines
202 B
MySQL

DROP TABLE selectivity_test;
CREATE TABLE selectivity_test AS
SELECT sysdate - rownum d
FROM dual connect by level <= 365;
@gts selectivity_test
@minmax d selectivity_test
@descxx selectivity_test