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MDEV-12676 MySQL#78423 InnoDB FTS duplicate key error

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fts_get_next_doc_id(): Assign the first and subsequent FTS_DOC_ID
in the same way: by post-incrementing the cached value.
If there is a user-specified FTS_DOC_ID, do not touch the internal
sequence.
This commit is contained in:
Marko Mäkelä
2017-10-16 13:21:11 +03:00
parent 1eee3a3fb7
commit 9a791c9c8d
4 changed files with 56 additions and 26 deletions
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20
mysql-test/suite/innodb_fts/t/concurrent_insert.test Normal file
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--source include/have_innodb.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc
CREATE TABLE t1(a VARCHAR(5),FULLTEXT KEY(a)) ENGINE=InnoDB;
SET DEBUG_SYNC = 'get_next_FTS_DOC_ID SIGNAL prepared WAIT_FOR race';
--send
REPLACE INTO t1(a) values('aaa');
connect(dml, localhost, root, ,);
SET DEBUG_SYNC = 'now WAIT_FOR prepared';
REPLACE INTO t1(a) VALUES('aaa');
SET DEBUG_SYNC = 'now SIGNAL race';
disconnect dml;
connection default;
reap;
SET DEBUG_SYNC = 'RESET';
DROP TABLE t1;