psql master-master replication

The Lord is the concept mysql, usually ensure transaction consistency is also a master in mysql write, to do a reading. pg master switch from each other

Before deploying database did not do this part, a colleague temporarily leaving no one to accept over!
mysql to do is master-master replication, I understand that can operate simultaneously on two mysql server, data synchronization with each other, in fact that is the case, but pgsql
The Lord ... to ask how to get to the next master-slave switch, this is done HA Why, for example, master-slave replication with slony, HA how, thank you, the deployment of this stuff is too tired, no extra people around to do, have done, then please also under the guidance of the Lord mysql to achieve a similar function to the ...

 

0  2013-08-19 09:44:50

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PostgreSQL streaming replication standby switching of how article directories judge outlined the role of master and slave file trigger switch pg_ctl promote pg_rewind mode switching command to copy an overview of the flow of the role of the main library and library equipment is not static existence, can both be in the maintenance process role switching. For example, when the primary database repository hardware failure or need to adjust the main parameters need to reboot the system, typically the main stream to be copied switchover. How to determine the role of the main equipment in the usual standby architecture (one main and more prepared, except cascade) has prepared the following five ways to determine the role of the main viewing wal sending process on the operating system or wal 1 pick ...

microsoft_fly

bucardo can try

 

0  2013-08-20 15:18:04

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Postgresql master database from a backup tutorial to install the database from the master database hot backup PostgreSQL installation from main stream replicate database deployment yum install open source https://yum.postgresql.org/repopackages.php, find the version you need, right copy link address. Do not worry if the copy is successful can be pasted out to see. Enter CentOS7 to root mode, enter: yum install + just copied the link carriage return. Input: y, Enter. Installation Postg ...

su_guolong

Reference on the 7th floor microsoft_fly reply:

bucardo can try

Thank you say is the main bucardo master replication, but it annoying installation configuration, installed a long time, starting pack all kinds of wrong! !
Now been resolved, with rubyrep, the configuration is very simple steps you can install the official website, students in need can go and see!

 

0  2013-08-26 15:03:05

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PostgreSQL configuration in the windows installed PostgreSQL installed under Windows is installed in place no brain, selecting an installation path just fine, my installation directory is D: \ PostgreSQL \ 10, the following points should be noted: the installation process requires a database directory, I is D: \ PostgreSQL \ 10 \ data ; pg_env.bat files after installation in the installation directory there will always be an environment variable, the contents of this file are: @ECHO OFF REM the script sets environment v .. .

 

Too lazy to die

     

References 8th floor su_guolong reply:

Quote: quote 7th floor microsoft_fly reply:

bucardo can try

Thank you say is the main bucardo master replication, but it annoying installation configuration, installed a long time, starting pack all kinds of wrong! !
Now been resolved, with rubyrep, the configuration is very simple steps you can install the official website, students in need can go and see!

bucardo configuration is simple, ah, not complicated.