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MDEV-16106 Record in index was not found on rollback, trying to insert: TUPLE

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During rollback of temporary table logs, secondary index should delete mark
the index entry instead of removing it completely.
This commit is contained in:
Thirunarayanan Balathandayuthapani 2018-05-08 19:27:08 +05:30
parent 9bcd0f5fea
commit bd1d152d05
3 changed files with 27 additions and 8 deletions
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12
mysql-test/suite/innodb/r/temporary_table.result
View File

@ -638,3 +638,15 @@ t1 CREATE TEMPORARY TABLE `t1` (
`j` int(11) DEFAULT NULL,
PRIMARY KEY (`i`) KEY_BLOCK_SIZE=8
) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC
DROP TABLE t1;
CREATE TEMPORARY TABLE t1(f1 INT, KEY(f1)) ENGINE=InnoDB;
INSERT INTO t1 VALUES(NULL);
UPDATE t1 SET f1 = 0;
START TRANSACTION;
UPDATE t1 SET f1 = 4;
UPDATE t1 SET f1 = 0;
ROLLBACK;
SELECT * FROM t1;
f1
0
DROP TABLE t1;

11
mysql-test/suite/innodb/t/temporary_table.test
View File

@ -464,3 +464,14 @@ ALTER TABLE t1 ROW_FORMAT = DYNAMIC;
set innodb_strict_mode = ON;
ALTER TABLE t1 ADD COLUMN j INT;
SHOW CREATE TABLE t1;
DROP TABLE t1;
CREATE TEMPORARY TABLE t1(f1 INT, KEY(f1)) ENGINE=InnoDB;
INSERT INTO t1 VALUES(NULL);
UPDATE t1 SET f1 = 0;
START TRANSACTION;
UPDATE t1 SET f1 = 4;
UPDATE t1 SET f1 = 0;
ROLLBACK;
SELECT * FROM t1;
DROP TABLE t1;

12
storage/innobase/row/row0umod.cc
View File

@ -428,7 +428,6 @@ row_undo_mod_del_mark_or_remove_sec_low(
btr_pcur_t pcur;
btr_cur_t* btr_cur;
ibool success;
ibool old_has = FALSE;
dberr_t err = DB_SUCCESS;
mtr_t mtr;
mtr_t mtr_vers;
@ -507,13 +506,10 @@ row_undo_mod_del_mark_or_remove_sec_low(
/* For temporary table, we can skip to check older version of
clustered index entry. Because the purge won't process
any no-redo rollback segment undo logs. */
if (!dict_table_is_temporary(node->table)) {
old_has = row_vers_old_has_index_entry(
FALSE, btr_pcur_get_rec(&(node->pcur)),
&mtr_vers, index, entry, 0, 0);
}
if (old_has) {
if (dict_table_is_temporary(node->table)
|| row_vers_old_has_index_entry(
FALSE, btr_pcur_get_rec(&(node->pcur)),
&mtr_vers, index, entry, 0, 0)) {
err = btr_cur_del_mark_set_sec_rec(BTR_NO_LOCKING_FLAG,
btr_cur, TRUE, thr, &mtr);
ut_ad(err == DB_SUCCESS);