| Current Path : /usr/opt/mysql57/mysql-test/suite/innodb/r/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/opt/mysql57/mysql-test/suite/innodb/r/innodb_stats_sample_pages.result |
SET GLOBAL innodb_stats_persistent_sample_pages=17; CREATE TABLE test_ps_sample_pages_used ( a VARCHAR(512), PRIMARY KEY (a) ) ENGINE=INNODB STATS_SAMPLE_PAGES=default; BEGIN; COMMIT; ANALYZE TABLE test_ps_sample_pages_used; Table Op Msg_type Msg_text test.test_ps_sample_pages_used analyze status OK SELECT stat_name, stat_value FROM mysql.innodb_index_stats WHERE table_name='test_ps_sample_pages_used' AND stat_name='n_leaf_pages'; stat_name stat_value n_leaf_pages 37 SELECT sample_size FROM mysql.innodb_index_stats WHERE table_name='test_ps_sample_pages_used' AND stat_name='n_diff_pfx01'; sample_size 17 ALTER TABLE test_ps_sample_pages_used STATS_SAMPLE_PAGES=14; ANALYZE TABLE test_ps_sample_pages_used; Table Op Msg_type Msg_text test.test_ps_sample_pages_used analyze status OK SELECT sample_size FROM mysql.innodb_index_stats WHERE table_name='test_ps_sample_pages_used' AND stat_name='n_diff_pfx01'; sample_size 14 DROP TABLE test_ps_sample_pages_used; SET GLOBAL innodb_stats_persistent_sample_pages=default;