diff options
Diffstat (limited to 'mysql-test/main/bug12427262.result')
| -rw-r--r-- | mysql-test/main/bug12427262.result | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/mysql-test/main/bug12427262.result b/mysql-test/main/bug12427262.result new file mode 100644 index 00000000000..8ec14efc45e --- /dev/null +++ b/mysql-test/main/bug12427262.result @@ -0,0 +1,56 @@ +# +# Bug#12427262 : 60961: SHOW TABLES VERY SLOW WHEN NOT IN SYSTEM DISK CACHE. +# +create database show_table_lw_db; +use show_table_lw_db; +create table t1 (c1 int); +create table t2 (c1 int); +create table t3 (c1 int); +create table t4 (c1 int); +create table t5 (c1 int); +create table t6 (c1 int); +create table t7 (c1 int); +create table t8 (c1 int); +create table t9 (c1 int); +create table t10 (c1 int); +select Sum(ALL(COUNT_READ)) from performance_schema.file_summary_by_instance where FILE_NAME +like "%show_table_lw_db%" AND FILE_NAME like "%.frm%" AND EVENT_NAME='wait/io/file/sql/FRM' +into @count_read_before; +show tables; +Tables_in_show_table_lw_db +t1 +t10 +t2 +t3 +t4 +t5 +t6 +t7 +t8 +t9 +select Sum(ALL(COUNT_READ)) from performance_schema.file_summary_by_instance where FILE_NAME +like "%show_table_lw_db%" AND FILE_NAME like "%.frm%" AND EVENT_NAME='wait/io/file/sql/FRM' +into @count_read_after; +select @count_read_after-@count_read_before; +@count_read_after-@count_read_before +0.00000000000000000000000000000000000000 +show full tables; +Tables_in_show_table_lw_db Table_type +t1 BASE TABLE +t10 BASE TABLE +t2 BASE TABLE +t3 BASE TABLE +t4 BASE TABLE +t5 BASE TABLE +t6 BASE TABLE +t7 BASE TABLE +t8 BASE TABLE +t9 BASE TABLE +select Sum(ALL(COUNT_READ)) from performance_schema.file_summary_by_instance where FILE_NAME +like "%show_table_lw_db%" AND FILE_NAME like "%.frm%" AND EVENT_NAME='wait/io/file/sql/FRM' +into @count_read_after; +select @count_read_after-@count_read_before; +@count_read_after-@count_read_before +10.00000000000000000000000000000000000000 +drop table t1; +drop database show_table_lw_db; |