SET @auto_commit= @@global.autocommit;
SET @innodb_lock_wait_timeout_old=@@global.innodb_lock_wait_timeout;
SET @@global.innodb_lock_wait_timeout=1;
SET @lock_wait_timeout_old=@@global.lock_wait_timeout;
SET @@global.lock_wait_timeout=1;
SET @@global.autocommit=0;
SET @tx_isolation= @@global.tx_isolation;
Warnings:
Warning	1287	'@@tx_isolation' is deprecated and will be removed in a future release. Please use '@@transaction_isolation' instead
SET GLOBAL TRANSACTION ISOLATION LEVEL SERIALIZABLE;
SET @wait= @@global.wait_timeout;
INSERT INTO cache_policies VALUES("cache_policy", "innodb_only",
"innodb_only", "innodb_only", "innodb_only");
INSERT INTO config_options VALUES("separator", "|");
INSERT INTO containers VALUES ("desc_t1", "test", "t1",
"c1", "c2,c21", "c3", "c4", "c5", "PRIMARY");
CREATE USER mysqltest1@localhost;
COMMIT;
connect  mysqltest1,localhost,mysqltest1,,;
connection mysqltest1;
USE test;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1        (c1 VARCHAR(32),
c2 VARCHAR(1024),
c21 VARCHAR(1024),
c3 INT, c4 BIGINT UNSIGNED, c5 INT, primary key(c1))
ENGINE = INNODB;
INSERT INTO t1 VALUES ('D', 'Darmstadt', 'City', 0, 0, 0);
INSERT INTO t1 VALUES ('B', 'Berlin', 'Mitte', 0, 0, 0);
INSERT INTO t1 VALUES ('C', 'Cottbus', 'West', 0, 0 ,0);
INSERT INTO t1 VALUES ('H', 'Hamburg', 'Norderstedt', 0, 0, 0);
COMMIT;
connection default;
INSTALL PLUGIN daemon_memcached SONAME 'libmemcached.so';
SELECT @@global.daemon_memcached_r_batch_size;
@@global.daemon_memcached_r_batch_size
6
SET @@global.daemon_memcached_r_batch_size=100;
ERROR HY000: Variable 'daemon_memcached_r_batch_size' is a read only variable
connection mysqltest1;
SELECT c1,c2,c21 FROM t1;
c1	c2	c21
B	Berlin	Mitte
C	Cottbus	West
D	Darmstadt	City
H	Hamburg	Norderstedt
COMMIT;
connection default;
SELECT SLEEP(2);
SLEEP(2)
0
Here the memcached results:
Berlin|Mitte
Berlin|Mitte
Berlin|Mitte
Cottbus|West
Berlin|Mitte
Cottbus|West
SELECT c1,c2,c21 FROM test.t1;
c1	c2	c21
B	Berlin	Mitte
C	Cottbus	West
D	Darmstadt	City
H	Hamburg	Norderstedt
connection mysqltest1;
SELECT c1,c2,c21 FROM t1 FOR UPDATE;
c1	c2	c21
B	Berlin	Mitte
C	Cottbus	West
D	Darmstadt	City
H	Hamburg	Norderstedt
ROLLBACK;
connection default;
Here the memcached results:
Berlin|Mitte
Berlin|Mitte
Berlin|Mitte
Cottbus|West
Berlin|Mitte
Cottbus|West
Darmstadt|City
Darmstadt|City
Darmstadt|City
Darmstadt|City
Darmstadt|City
Darmstadt|City
SELECT c1,c2,c21 FROM test.t1;
c1	c2	c21
B	Berlin	Mitte
C	Cottbus	West
D	Darmstadt	City
H	Hamburg	Norderstedt
connection mysqltest1;
SELECT c1,c2,c21 FROM test.t1 FOR UPDATE;
c1	c2	c21
B	Berlin	Mitte
C	Cottbus	West
D	Darmstadt	City
H	Hamburg	Norderstedt
ROLLBACK;
connection default;
Here the memcached results:
Darmstadt|City
Hamburg|Norderstedt
Darmstadt|City
Hamburg|Norderstedt
Darmstadt|City
SELECT c1,c2,c21 FROM test.t1;
c1	c2	c21
B	Berlin	Mitte
C	Cottbus	West
D	Darmstadt	City
H	Hamburg	Norderstedt
connection mysqltest1;
DROP TABLE test.t1;
COMMIT;
connection default;
disconnect mysqltest1;
UNINSTALL PLUGIN daemon_memcached;
DROP DATABASE innodb_memcache;
DROP USER mysqltest1@localhost;
SET @@global.tx_isolation= @tx_isolation;
Warnings:
Warning	1287	'@@tx_isolation' is deprecated and will be removed in a future release. Please use '@@transaction_isolation' instead
SET @@global.autocommit=@auto_commit;
SET @@global.innodb_lock_wait_timeout=@innodb_lock_wait_timeout_old;
SET @@global.lock_wait_timeout=@lock_wait_timeout_old;
