Alibabacloud.com offers a wide variety of articles about mysql commands out of sync, easily find your mysql commands out of sync information here online.
mysql-python:commands out of sync
MAR 13TH, 2012
This error has been encountered when adding new functionality to the MySQL database access layer:
1
Programmingerror: (2014, "Commands out of sync;" Can ' t run this command now '
Address: http://www.pczpg.com/a/2010/0507/7815.html
Call the MySQL stored procedure in the same thing in PHP and then execute another or multiple commands (or execute multiple stored procedures in the same thing) again ), if you use the query
The recording program has the function of writing recorded file information to the MySQL database for query by the BS system.
Therefore, a MySQL class is encapsulated for database operations.
The main interface is Update (): Execute SQL statements.
PHP calls the stored procedure and then executes SQL to prompt commands out of sync; Can ' t run this command now, what is the problem?
Reply content:
PHP calls the stored procedure and then executes SQL to prompt commands out of sync; Can ' t
MySQL Semisynchronous Replication
In addition to the built-in asynchronous replication mechanism, MySQL5.5 also provides interfaces to support semi-synchronous replication.
Disadvantages of asynchronous replication:
MySQL replication is asynchronous
18.2.1 MySQL server has gone away errors related to Lost connection to server during query.
The most common cause of the MySQL server has gone away error is that the server times out and closes the connection. By default, if nothing happens, the
MySQL dual-Machine hot standby Installation documentation1. Installation Environment and resources211.88.22.74 4CPU 8G 120G HDD centos6.5_64211.88.22.73 4CPU 8G 120G HDD centos6.5_64Server Two. Here 211.88.22.74 is used as the primary server, 211.88.
Create a blog for mysql database, apacha server, and php Server
1. install mysql:
Prepare zip: mysql-5.5.33-linux2.6-x86_64.tar.gz
[Root @ www ~] # Groupadd-r mysql
[Root @ www ~] # Useradd-g mysql-r-s/sbin/nologin mysql
[Root @ www ~] # Id
Overview replication is usually used to create a copy of the master node to ensure high availability by adding redundant nodes. Of course, replication can also be used for other purposes, such as reading and analyzing data on the slave node. In
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.