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#
# Test creating a persistent stats table on nonexistent or corrupted
# persistent storage
#
-- source include/have_innodb.inc
# Various sizes printed in this test depend on the page size and the
# functionality tested here is not related to the page size, so we only
# test with 16k page size.
-- source include/have_innodb_16k.inc
-- source include/not_embedded.inc
call mtr.add_suppression("InnoDB: Table .*innodb_index_stats.* not found");
call mtr.add_suppression("InnoDB: Fetch of persistent statistics requested for table .*");
-- vertical_results
# corrupt the persistent storage
ALTER TABLE mysql.innodb_index_stats RENAME TO mysql.innodb_index_stats_;
CREATE TABLE test_ps_create_on_corrupted
(a INT, PRIMARY KEY (a))
ENGINE=INNODB STATS_PERSISTENT=1;
# 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_create_on_corrupted'
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_create_on_corrupted';
# restore the persistent storage
ALTER TABLE mysql.innodb_index_stats_ RENAME TO mysql.innodb_index_stats;
--source include/restart_mysqld.inc
-- vertical_results
# check again
SELECT seq_in_index, column_name, cardinality
FROM information_schema.statistics WHERE table_name = 'test_ps_create_on_corrupted'
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_create_on_corrupted';
DROP TABLE test_ps_create_on_corrupted;
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