--source include/have_innodb.inc
--source include/have_sequence.inc

--echo #
--echo # MDEV-29144 ER_TABLE_SCHEMA_MISMATCH or crash on DISCARD/IMPORT
--echo #

call mtr.add_suppression("InnoDB: Unknown index id");
CREATE TABLE t (pk int PRIMARY KEY, c varchar(1024))
ENGINE=InnoDB CHARSET latin1;
INSERT INTO t SELECT seq, 'x' FROM seq_1_to_100;

--connect (con1,localhost,root,,test)
--delimiter $
--send
  BEGIN NOT ATOMIC
    DECLARE a INT DEFAULT 0;
    REPEAT
      SET a= a+1;
      UPDATE t SET c = 'xx' WHERE pk = a;
    UNTIL a = 100
    END REPEAT;
  END
$
--delimiter ;

--connection default
--error 0,ER_LOCK_WAIT_TIMEOUT
ALTER TABLE t NOWAIT ADD INDEX (c);

--connection con1
--reap

--connection default

--let $datadir= `select @@datadir`

FLUSH TABLE t FOR EXPORT;
--let $create= query_get_value(SHOW CREATE TABLE t, Create Table, 1)
--copy_file $datadir/test/t.cfg $MYSQL_TMP_DIR/t.cfg
--copy_file $datadir/test/t.ibd $MYSQL_TMP_DIR/t.ibd
UNLOCK TABLES;

DROP TABLE t;
--disable_query_log
eval $create;
--enable_query_log

ALTER TABLE t DISCARD TABLESPACE;
--move_file $MYSQL_TMP_DIR/t.cfg $datadir/test/t.cfg
--move_file $MYSQL_TMP_DIR/t.ibd $datadir/test/t.ibd
ALTER TABLE t IMPORT TABLESPACE;

# Cleanup
DROP TABLE t;