CREATE TABLESPACE ts1 ADD DATAFILE 'ts1.ibd';
CREATE TABLESPACE ts2 ADD DATAFILE 'ts2.ibd';

CREATE TABLE t1 (
  a INT NOT NULL,
  PRIMARY KEY (a)
)
ENGINE=InnoDB TABLESPACE ts1;

CREATE TABLE t1p (
  a INT NOT NULL,
  PRIMARY KEY (a)
)
ENGINE=InnoDB
PARTITION BY RANGE (a)
PARTITIONS 2
(PARTITION P1 VALUES LESS THAN (2) TABLESPACE ts1,
 PARTITION P2 VALUES LESS THAN (4) TABLESPACE ts2);

TRUNCATE TABLE t1;
TRUNCATE TABLE t1p;

ALTER TABLE t1p TRUNCATE PARTITION P2;

--replace_result #P #p
SELECT t.NAME, ts.NAME
FROM information_schema.innodb_tables t
LEFT JOIN information_schema.innodb_tablespaces ts
ON t.SPACE = ts.SPACE
WHERE t.NAME LIKE '%t1%' ORDER BY t.NAME;

DROP TABLE t1, t1p;
DROP TABLESPACE ts1;
DROP TABLESPACE ts2;


CREATE TABLE t1 (
  a INT NOT NULL AUTO_INCREMENT,
  b INT NOT NULL,
  PRIMARY KEY (a)
)
ENGINE=InnoDB
PARTITION BY RANGE (a)
PARTITIONS 3
(PARTITION P1 VALUES LESS THAN (5),
 PARTITION P2 VALUES LESS THAN (20),
 PARTITION p3 VALUES LESS THAN MAXVALUE);

INSERT INTO t1 VALUES(0, 1), (0, 2), (0, 3), (0, 4), (0, 5), (0, 6), (0, 7);

SELECT max(a) AS `Expect 7` FROM t1;

ALTER TABLE t1 TRUNCATE PARTITION p2;

SELECT max(a) AS `Expect 4` FROM t1;

INSERT INTO t1 VALUES(0, 8);

SELECT max(a) AS `Expect 8` FROM t1;

DELETE FROM t1 WHERE a = 8;

ALTER TABLE t1 TRUNCATE PARTITION p1;

INSERT INTO t1 VALUES(0, 9);

SELECT max(a) AS `Expect 9` FROM t1;

ALTER TABLE t1 TRUNCATE PARTITION ALL;

INSERT INTO t1 VALUES(0, 9);

SELECT max(a) AS `Expect 1` FROM t1;

DROP TABLE t1;