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include/master-slave.inc
Warnings:
Note #### Sending passwords in plain text without SSL/TLS is extremely insecure.
Note #### Storing MySQL user name or password information in the connection metadata repository is not secure and is therefore not recommended. Please consider using the USER and PASSWORD connection options for START REPLICA; see the 'START REPLICA Syntax' in the MySQL Manual for more information.
[connection master]
[Connection Master]
USE test;
SELECT @@datadir;
@@datadir
MASTER_DATADIR
#ib_16384_0.dblwr
SELECT @@innodb_doublewrite_dir;
@@innodb_doublewrite_dir
MASTER_DOUBLEWRITE_DIR/#DBWL-DIR
SELECT @@innodb_doublewrite_files;
@@innodb_doublewrite_files
1
SELECT @@innodb_doublewrite_pages;
@@innodb_doublewrite_pages
10
SELECT @@innodb_doublewrite_batch_size;
@@innodb_doublewrite_batch_size
10
include/sync_slave_sql_with_master.inc
[Connection Slave]
USE test;
SELECT @@datadir;
@@datadir
SLAVE_DATADIR
#ib_16384_0.dblwr
#ib_16384_1.dblwr
SELECT @@innodb_doublewrite_dir;
@@innodb_doublewrite_dir
SLAVE_DOUBLEWRITE_DIR/##%DBWL-DIR
SELECT @@innodb_doublewrite_files;
@@innodb_doublewrite_files
2
SELECT @@innodb_doublewrite_pages;
@@innodb_doublewrite_pages
2
SELECT @@innodb_doublewrite_batch_size;
@@innodb_doublewrite_batch_size
0
[Connection Master]
USE test;
CREATE TABLE tab(c1 int,c2 TEXT);
INSERT INTO tab VALUES(1,'Testing of WL#5655');
SELECT * FROM tab;
c1 c2
1 Testing of WL#5655
SET GLOBAL innodb_doublewrite_dir=$MYSQL_TMP_DIR/"#DBWL-DIR";
ERROR HY000: Variable 'innodb_doublewrite_dir' is a read only variable
SET GLOBAL innodb_doublewrite_files=1;
ERROR HY000: Variable 'innodb_doublewrite_files' is a read only variable
SET GLOBAL innodb_doublewrite_pages=10;
ERROR HY000: Variable 'innodb_doublewrite_pages' is a read only variable
SET GLOBAL innodb_doublewrite_batch_size=1;
ERROR HY000: Variable 'innodb_doublewrite_batch_size' is a read only variable
include/sync_slave_sql_with_master.inc
[Connection Slave]
USE test;
SELECT * FROM tab;
c1 c2
1 Testing of WL#5655
SET GLOBAL innodb_doublewrite_dir=$MYSQL_TMP_DIR/"#DBWL-DIR";
ERROR HY000: Variable 'innodb_doublewrite_dir' is a read only variable
SET GLOBAL innodb_doublewrite_files=1;
ERROR HY000: Variable 'innodb_doublewrite_files' is a read only variable
SET GLOBAL innodb_doublewrite_pages=10;
ERROR HY000: Variable 'innodb_doublewrite_pages' is a read only variable
SET GLOBAL innodb_doublewrite_batch_size=1;
ERROR HY000: Variable 'innodb_doublewrite_batch_size' is a read only variable
[Connection Master]
USE test;
DROP TABLE tab;
include/sync_slave_sql_with_master.inc
[Connection Slave]
USE test;
SELECT * FROM tab;
ERROR 42S02: Table 'test.tab' doesn't exist
include/rpl_end.inc
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