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FLUSH TABLES;
#
# MDEV-11369: Instant ADD COLUMN for InnoDB
#
connect to_be_killed, localhost, root;
CREATE TABLE empty (id INT PRIMARY KEY, c2 INT UNIQUE) ENGINE=InnoDB;
CREATE TABLE once LIKE empty;
CREATE TABLE twice LIKE empty;
INSERT INTO once SET id=1,c2=1;
INSERT INTO twice SET id=1,c2=1;
ALTER TABLE empty ADD COLUMN (d1 INT DEFAULT 15);
ALTER TABLE once ADD COLUMN (d1 INT DEFAULT 20);
ALTER TABLE twice ADD COLUMN (d1 INT DEFAULT 20);
ALTER TABLE twice ADD COLUMN
(d2 INT NOT NULL DEFAULT 10,
d3 VARCHAR(15) NOT NULL DEFAULT 'var och en char');
BEGIN;
INSERT INTO empty set id=0,c2=42;
UPDATE once set c2=c2+1;
UPDATE twice set c2=c2+1;
INSERT INTO twice SET id=2,c2=0,d3='';
connection default;
SET GLOBAL innodb_flush_log_at_trx_commit=1;
CREATE TABLE foo(a INT PRIMARY KEY) ENGINE=InnoDB;
# Kill the server
disconnect to_be_killed;
SET @saved_frequency= @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET GLOBAL innodb_purge_rseg_truncate_frequency=1;
DROP TABLE foo;
InnoDB 0 transactions not purged
SET GLOBAL innodb_purge_rseg_truncate_frequency=@saved_frequency;
SELECT * FROM empty;
id c2 d1
SELECT * FROM once;
id c2 d1
1 1 20
SELECT * FROM twice;
id c2 d1 d2 d3
1 1 20 10 var och en char
DROP TABLE empty, once, twice;
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