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mariadb/mysql-test/suite/innodb/t/innodb-alter-tempfile.test
Marko Mäkelä 07e9ff1fe1 MDEV-14378 In ALGORITHM=INPLACE, use a common name for the intermediate tables or partitions
Allow DROP TABLE `#mysql50##sql-...._.` to drop tables that were
being rebuilt by ALGORITHM=INPLACE

NOTE: If the server is killed after the table-rebuilding ALGORITHM=INPLACE
commits inside InnoDB but before the .frm file has been replaced, then
the recovery will involve something else than DROP TABLE.

NOTE: If the server is killed in a true inplace ALTER TABLE commits
inside InnoDB but before the .frm file has been replaced, then we
are really out of luck. To properly handle that situation, we would
need a transactional mysql.ddl_fixup table that directs recovery to
rename or remove files.

prepare_inplace_alter_table_dict(): Use the altered_table->s->table_name
for generating the new_table_name.

table_name_t::part_suffix: The start of the partition name suffix.

table_name_t::dbend(): Return the end of the schema name.

table_name_t::dblen(): Return the length of the schema name, in bytes.

table_name_t::basename(): Return the name without the schema name.

table_name_t::part(): Return the partition name, or NULL if none.

row_drop_table_for_mysql(): Assert for #sql, not #sql-ib.
2017-12-08 10:07:51 +02:00

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# Not supported in embedded
--source include/not_embedded.inc
# This test case needs to crash the server. Needs a debug server.
--source include/have_debug.inc
# Don't test this under valgrind, memory leaks will occur.
--source include/not_valgrind.inc
# Avoid CrashReporter popup on Mac
--source include/not_crashrep.inc
--source include/innodb_page_size.inc
--echo #
--echo # Bug #18734396 INNODB IN-PLACE ALTER FAILURES BLOCK FUTURE ALTERS
--echo #
--echo # Temporary tablename will be unique. This makes sure that future
--echo # in-place ALTERs of the same table will not be blocked due to
--echo # temporary tablename.
let datadir= `select @@datadir`;
--let $_server_id= `SELECT @@server_id`
--let $_expect_file_name=$MYSQLTEST_VARDIR/tmp/mysqld.$_server_id.expect
CREATE TABLE t1 (f1 INT NOT NULL, f2 INT NOT NULL) ENGINE=innodb;
SET debug_dbug='+d,innodb_alter_commit_crash_before_commit';
--exec echo "wait" > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
--error 2013
ALTER TABLE t1 ADD PRIMARY KEY (f2, f1);
let TABLENAME_INC= $MYSQLTEST_VARDIR/tmp/tablename.inc;
perl;
die unless open OUT, ">$ENV{TABLENAME_INC}";
chdir "$ENV{'datadir'}/test";
my @frm_file = map { substr($_, 0, -4) } glob "#sql-*.frm";
print OUT 'let $temp_table_name=', $frm_file[0], ';';
close OUT or die;
EOF
source $TABLENAME_INC;
remove_file $TABLENAME_INC;
--source include/start_mysqld.inc
show create table t1;
--echo # Consecutive Alter table does not create same temporary file name
ALTER TABLE t1 ADD PRIMARY KEY (f2, f1);
--disable_query_log
eval DROP TABLE `#mysql50#$temp_table_name`;
--enable_query_log
show create table t1;
drop table t1;