File: innodb_stats_fetch_nonexistent.test

package info (click to toggle)
mariadb-10.1 10.1.45-0%2Bdeb9u1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 476,916 kB
  • sloc: cpp: 1,124,656; ansic: 871,843; perl: 52,917; sh: 40,078; pascal: 35,370; javascript: 15,555; yacc: 14,728; ruby: 8,684; xml: 5,377; sql: 3,490; makefile: 2,934; python: 1,970; java: 1,691; asm: 837; lex: 757; php: 22; sed: 16
file content (38 lines) | stat: -rw-r--r-- 1,270 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
#
# Test fetching from stats tables while there are no stats
#

-- source include/have_innodb.inc

call mtr.add_suppression("InnoDB: Error: Fetch of persistent statistics requested for table *");

-- vertical_results

CREATE TABLE test_ps_fetch_nonexistent
(a INT, PRIMARY KEY (a))
ENGINE=INNODB STATS_PERSISTENT=1;

# write stats to mysql.innodb_table_stats
ANALYZE TABLE test_ps_fetch_nonexistent;

# check that indeed stats were written by ANALYZE above
SELECT COUNT(*)
FROM mysql.innodb_table_stats WHERE table_name = 'test_ps_fetch_nonexistent';

# delete the stats
DELETE FROM mysql.innodb_index_stats WHERE table_name = 'test_ps_fetch_nonexistent';
DELETE FROM mysql.innodb_table_stats WHERE table_name = 'test_ps_fetch_nonexistent';

# reopen the table, this will attept to read the stats
FLUSH TABLE test_ps_fetch_nonexistent;

# check the stats (should have been generated using the old transient stats
# method)
SELECT seq_in_index, column_name, cardinality
FROM information_schema.statistics WHERE table_name = 'test_ps_fetch_nonexistent'
ORDER BY index_name, seq_in_index;

SELECT table_rows, avg_row_length, max_data_length, index_length
FROM information_schema.tables WHERE table_name = 'test_ps_fetch_nonexistent';

DROP TABLE test_ps_fetch_nonexistent;