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Backporting 273d8eb12c Proper fix for disabling warnings in read_statistics_for_table()

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This commit is contained in:
Varun Gupta
2019-09-23 13:47:52 +05:30
parent 2931fd2917
commit ab9f378b0b
12 changed files with 85 additions and 186 deletions
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10
mysql-test/r/range.result
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@ -2077,23 +2077,15 @@ explain
SELECT * FROM t1 WHERE fd='😁';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
Warnings:
Warning 1366 Incorrect string value: '\xF0\x9F\x98\x81' for column `test`.`t1`.`fd` at row 1
SELECT * FROM t1 WHERE fd='😁';
id fd
Warnings:
Warning 1366 Incorrect string value: '\xF0\x9F\x98\x81' for column `test`.`t1`.`fd` at row 1
# The following must not use range access:
explain select count(*) from t1 where fd <'😁';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index ix_fd ix_fd 63 NULL # Using where; Using index
Warnings:
Warning 1366 Incorrect string value: '\xF0\x9F\x98\x81' for column `test`.`t1`.`fd` at row 1
select count(*) from t1 where fd <'😁';
count(*)
40960
Warnings:
Warning 1366 Incorrect string value: '\xF0\x9F\x98\x81' for column `test`.`t1`.`fd` at row 1
select count(*) from t1 ignore index (ix_fd) where fd <'😁';
count(*)
40960
@ -2314,8 +2306,6 @@ INSERT INTO t1 VALUES ('a'),('b'),('c'),('d'),('e');
EXPLAIN SELECT * FROM t1 WHERE a<=>'😎';
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables
Warnings:
Warning 1366 Incorrect string value: '\xF0\x9F\x98\x8E' for column `test`.`t1`.`a` at row 1
DROP TABLE t1;
#
# MDEV-10185: Assertion `tree1->keys[key_no] && tree2->keys[key_no]' failed in