HyperDB is a drop-in database extension that adds support for multiple databases. It is developed and maintained by Automattic and used on WordPress.com.

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Split WP_POST table based on post types

I was wondering if it's possible to get my posts from 2 databases depending on the post type. I'm using HyperDB but can't seem to get it to specify the database based on post type. I Basically need ...
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196 views

How to use HyperDB plugin in a existing wpmu

I am using wordpress multisite v3.5.1 in a single db called maindb. And i have also 5 blog. They are bazar(main blog), demo1, demo2, demo3 and demo4. In future i want add more blog but i want to ...
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1answer
378 views

How to use hyperdb to separate and share a user dataset between wordpress installs?

I'm looking for a way to separate my users and usermeta table to be in a different database than my main WP install. The end goal is sharing these table over a number of WP installs. From what I ...
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1answer
75 views

Doing a loop with multiple DBs simultaneoulsy

I have a website setup made up of with more than 3-4 WordPress setups as subdirectories of main. For example: Site | ---------- Site/Site1 | ---------- Site/Site2 | ---------- Site/Site3 Each have ...
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1answer
250 views

Built to scale, or worry later?

I'm starting a service that offers websites that runs on a giant Wordpress multi-site. I have a cloud based vps with nginx-php5-php-fpm-mysql. Storage with Amazon S3, distribution with MaxCDN. WP ...
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1answer
563 views

Is it possible to split database tables using HyperDB?

I'm looking for an answer from someone who's implemented HyperDB or has knowledge of it. I have a database which has just passed the 100mb mark a week or so ago, the problem is my host only allows ...
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3answers
717 views

MySQL Replication Latency Issues in wp-admin pages

I have an environment running WP 3.0.1 with a Master db and two slaves. I am using HyperDB to force all writes to go to the Master, and all reads to read from the two slaves. I am experiencing a ...