diff options
Diffstat (limited to 'mysql-test/main/stat_tables.result')
| -rw-r--r-- | mysql-test/main/stat_tables.result | 59 |
1 files changed, 58 insertions, 1 deletions
diff --git a/mysql-test/main/stat_tables.result b/mysql-test/main/stat_tables.result index 05bae1da085..a16756406f7 100644 --- a/mysql-test/main/stat_tables.result +++ b/mysql-test/main/stat_tables.result @@ -628,6 +628,64 @@ NULL DROP TABLE t1; set use_stat_tables=@save_use_stat_tables; # +# MDEV-18899: Server crashes in Field::set_warning_truncated_wrong_value +# +set names utf8; +set @save_optimizer_use_condition_selectivity=@@optimizer_use_condition_selectivity; +set optimizer_use_condition_selectivity=4; +set use_stat_tables=preferably; +set @save_histogram_size= @@histogram_size; +set histogram_size=255; +create table t1 ( a varchar(255) character set utf8); +insert into t1 values (REPEAT('ӥ',255)), (REPEAT('ç',255)); +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +select HEX(RIGHT(min_value, 1)), length(min_value) from mysql.column_stats where db_name='test' and table_name='t1'; +HEX(RIGHT(min_value, 1)) length(min_value) +A7 254 +select HEX(RIGHT(max_value, 1)), length(max_value) from mysql.column_stats where db_name='test' and table_name='t1'; +HEX(RIGHT(max_value, 1)) length(max_value) +A5 254 +analyze select * from t1 where a >= 'ӥ'; +id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 2.00 50.00 50.00 Using where +set @save_sql_mode= @@sql_mode; +set sql_mode='ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION'; +update mysql.column_stats set min_value= REPEAT('ӥ',255) where db_name='test' and table_name='t1'; +Warnings: +Warning 1265 Data truncated for column 'min_value' at row 1 +select HEX(RIGHT(min_value, 1)), length(min_value) from mysql.column_stats where db_name='test' and table_name='t1'; +HEX(RIGHT(min_value, 1)) length(min_value) +D3 255 +analyze select * from t1 where a >= 'ӥ'; +id select_type table type possible_keys key key_len ref rows r_rows filtered r_filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 2.00 50.00 50.00 Using where +set names latin1; +drop table t1; +CREATE TABLE t1 (col1 date); +INSERT INTO t1 VALUES('2004-01-01'),('2004-02-29'); +INSERT INTO t1 VALUES('0000-10-31'); +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status OK +update mysql.column_stats set min_value='2004-0-31123' where db_name='test' and table_name='t1'; +select min_value from mysql.column_stats where db_name='test' and table_name='t1'; +min_value +2004-0-31123 +select * from t1; +col1 +2004-01-01 +2004-02-29 +0000-10-31 +drop table t1; +set @@sql_mode= @save_sql_mode; +set use_stat_tables=@save_use_stat_tables; +set @@histogram_size= @save_histogram_size; +set @@optimizer_use_condition_selectivity=@save_optimizer_use_condition_selectivity; +# # MDEV-17255: New optimizer defaults and ANALYZE TABLE # create table t1 (a int, b int); @@ -683,4 +741,3 @@ id select_type table type possible_keys key key_len ref rows r_rows filtered r_f 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 10.00 2.78 10.00 Using where drop table t1; set histogram_size=@tmp_stt_hs, histogram_type=@tmp_stt_ht; -set use_stat_tables=@save_use_stat_tables; |