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Making the stat_tables_innodb test deterministic

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This commit is contained in:
Varun Gupta
2020-07-17 22:00:36 +05:30
parent 1ba8df4c60
commit c400ef2586
2 changed files with 15 additions and 21 deletions
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21
mysql-test/r/stat_tables_innodb.result
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@@ -773,30 +773,25 @@ set optimizer_switch=@save_optimizer_switch_for_stat_tables_test;
#
# MDEV-22851: Engine independent index statistics are incorrect for large tables on Windows.
#
CREATE TABLE t1 AS SELECT TABLE_CATALOG FROM INFORMATION_SCHEMA.COLUMNS;
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
INSERT INTO t1 SELECT * FROM t1;
CREATE TABLE t1(a INT) ENGINE=INNODB;
INSERT INTO t1 SELECT 1 FROM seq_1_to_60000;
SET @save_use_stat_tables= @@use_stat_tables;
SET use_stat_tables= preferably;
SELECT count(*) FROM t1;
count(*)
54336
CREATE INDEX idx ON t1(TABLE_CATALOG);
Warnings:
Warning 1071 Specified key was too long; max key length is 767 bytes
ANALYZE TABLE t1 PERSISTENT FOR COLUMNS (TABLE_CATALOG) INDEXES (idx);
60000
CREATE INDEX idx ON t1(a);
ANALYZE TABLE t1 PERSISTENT FOR COLUMNS (a) INDEXES (idx);
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
SELECT * FROM mysql.index_stats where table_name='t1';
db_name table_name index_name prefix_arity avg_frequency
test t1 idx 1 NULL
test t1 idx 1 60000.0000
SELECT * FROM mysql.column_stats where table_name='t1';
db_name table_name column_name min_value max_value nulls_ratio avg_length avg_frequency hist_size hist_type histogram
test t1 TABLE_CATALOG def def 0.0000 3.0000 54336.0000 0 NULL NULL
test t1 a 1 1 0.0000 4.0000 60000.0000 0 NULL NULL
SET use_stat_tables= @save_use_stat_tables;
DROP TABLE t1;
# end of 10.1 tests
SET SESSION STORAGE_ENGINE=DEFAULT;