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a92f07f4bd
btr_cur_optimistic_insert(): Disregard DEBUG_DBUG injection to invoke btr_page_reorganize() if the page (and the table) is empty. Otherwise, an assertion would fail in btr_page_reorganize_low() because PAGE_MAX_TRX_ID is 0 in an empty secondary index leaf page.
64 lines
1.3 KiB
Text
64 lines
1.3 KiB
Text
--source include/have_innodb.inc
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--source include/have_innodb_16k.inc
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--source include/have_debug.inc
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--source include/count_sessions.inc
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--echo #
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--echo # Bug# 20005279 ASSERT !OTHER_LOCK, LOCK_MOVE_REORGANIZE_PAGE()
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--echo #
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create table t1 (f1 int auto_increment primary key,
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f2 char(255)) engine=innodb;
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let $inc = 50;
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start transaction;
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--disable_query_log
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while ($inc)
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{
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insert into t1(f2) values (repeat('~', 50));
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dec $inc;
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}
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--enable_query_log
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commit;
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start transaction;
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select f1, f2 from t1 where f1 = 20 for update;
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connect (con1,localhost,root,,);
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--send
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select f1 from t1 where f1 = 20 for update;
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connection default;
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let $wait_condition=
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select count(*) = 1 from information_schema.processlist
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where INFO = 'select f1 from t1 where f1 = 20 for update';
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--source include/wait_condition.inc
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SET @save_dbug = @@debug_dbug;
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SET DEBUG_DBUG = '+d,do_page_reorganize,do_lock_reverse_page_reorganize';
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insert into t1(f2) values (repeat('+', 100));
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SET DEBUG = @save_dbug;
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commit;
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connection con1;
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reap;
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disconnect con1;
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connection default;
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drop table t1;
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--echo #
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--echo # MDEV-27993 Assertion failed in btr_page_reorganize_low()
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--echo #
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CREATE TABLE t1(a INT PRIMARY KEY, b INT UNIQUE) ENGINE=InnoDB;
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SET DEBUG_DBUG = '+d,do_page_reorganize';
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INSERT INTO t1 VALUES(0,0);
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DROP TABLE t1;
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--source include/wait_until_count_sessions.inc
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