WordPress stores user generated content, along with other configurable information, in a a database (typically MySQL).

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3
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1answer
95 views

What is the correct way for plugins to create tables with special charset/collation considerations?

I'm using WordPress >=3.8. The default charset/collation values in wp-config.php are define('DB_CHARSET', 'utf8'); define('DB_COLLATE', ''); // Becomes utf8_general_ci I am in a situation where ...
2
votes
1answer
91 views

error establishing a database connection

I know this question is asked like a million times, but I can't find an answer for my problem. This problem is happening in a user of my server (my father's blog actually), and as he told me: "Just ...
2
votes
1answer
45 views

what are terms and taxonomy and how they related to post and how these three are stored in database

I am newbie to wordpress. I want to understand terms and taxonomy in wordpress. My questions: 1. What are the terms and taxonomy in wordpress? 2. how terms and taxonomy relates to post and how post , ...
2
votes
1answer
328 views

Ways of managing staging and production wordpress sites?

Ok I've see a lot similar questions.. but they all either outdated or do not fall in in my problem. So the problem is: We have a website and its clone stage website. On that website apart form me ...
2
votes
1answer
41 views

Should I be able to run two different “close” code versions of wordpress with the same DB

A concrete example - I am upgrading to 4.1 from 4.0, the upgrade was successful but I discovered that a plugin broke. Can I just revert the code. The real live issue I am facing is having two ...
2
votes
1answer
3k views

Insert query inserts 2 entries, should insert 1

I've written a small posts by views plugin, well at least started one. My tables are set up but when they are updated the code adds 2 entries into my table when a post is loaded and views are ...
1
vote
1answer
18 views

When open add new post or page Wordpress add post with ID=0 continuously

When open add new post or page Wordpress add post with ID=0 continuously. and instead of publish there is submit for review
1
vote
1answer
37 views

How to share plugin created database tables between two WordPress sites

I have two WordPress installs. One is a subdomain (Blog 2) and the other is the root domain (Blog 1). All tables are installed in same database. I am already sharing the users table, but am also ...
1
vote
1answer
51 views

Super slow queries from author archive pages killing my database

I'm wondering if you can help me figure something out with these queries from author archive pages that are killing my database server. These queries are taking 7-15 seconds to run! Here's an ...
1
vote
1answer
122 views

Sharing woocommerce product data

I am needing two installs of WordPress and both are being used as an online shop. The problem i am having is that, I am having to update two sites with the same products and wanting to find a way to ...
1
vote
1answer
87 views

How to prevent/delay MySQL connections when an object cache is used?

We are using an object cache backed by memcached, however I think that WordPress will still connect to MySQL on every page load, which shouldn't be needed if all queries can be handled by the object ...
1
vote
1answer
72 views

Linking Custom Fields to Database Records

Hey there im fairly new to wordpress and php, but have a strong programming/database background. I recently learned about custom fields and am wondering if it is at all possible to do the following ...
1
vote
1answer
128 views

Delete duplicate rows from wordpress database where a column is duplicate in phpmyadmin

I have a wordpress table like so (phpmyadmin and MySQL) | id | meta_key | meta_value | +----+-----------+------------+ | 1 | import_id | abc | | 2 | import_id | abc | | 3 | ...
1
vote
1answer
80 views

How to display posts by vote count and if no value continue with latest posts with no votes?

Maybe someone can help me with this. I want to display posts by votes. Users can only vote up. So what I want is - the most voted posts by vote count on top and then latest posts with no votes. The ...
1
vote
1answer
53 views

Does auto_load to 'no' in wp_options improve performance

I am trying to improve the performance of a wordpress based blog. I am looking at wp_options table and am thinking to set the column auto_load to 'no'. Does it have any side-effect on the site ...
1
vote
1answer
197 views

Query Wordpress database by registered date and role

I would like to get the display name and email address for all users who have registered to my multisite today with the role of subscriber. It needs to be an SQL query as it's used outside of the WP ...
1
vote
1answer
301 views

Create custom column in post table in wordpress

I want to add two custom field to table wp_posts, and that I need for my plugin. now to enable these fields I have changed core file of wordpress wordpress/wp-admin/post.php $data = compact( array( ...
1
vote
1answer
179 views

How to use default WP form elements to interact with custom DB table?

I know about the use of Custom Post Types, but in this case I do need to use a custom database table (FYI: it's a table that is IP-based shared with another non-WP website). In wp-admin, I'd like to ...
1
vote
1answer
211 views

Importing Data from a Non-WordPress database, into WP

I'm migrating data from a totally different database style into WP. The main issue I'm trying to wrap my head around is how to import any meta data, given that WP uses a key value pair style for meta ...
1
vote
1answer
56 views

cross-site custom menu

i have a multisite whice i want to separate because its unneccery as two of my sites are on the same DATABASE and all i need is actually the dynamic custom menus which i have built in the main site(to ...
1
vote
1answer
74 views

how to migrate wpmu from one host to the other?

this issus is different fromm How to migrate wordpress users from one blog to another since i am using WPMU, i have backup the database, and then import it to the other host, also i have changed the ...
1
vote
1answer
100 views

page not updating with database

I have code which updates the database fine, but the page doesn't update correctly! I have to refresh the page a second time for it to update correctly. Here is the code below ...
0
votes
1answer
33 views

Build a website with a database connection in Wordpress?

I have built multiple websites using Node.js, PHP, Java and have knowledge on basic web development tools. Except for wordpress. I'm required to build a webpage that does some file manipulation, ...
0
votes
1answer
6 views

Changed meta_key value in structures, now dashboard shows zero users

I was trying to edit the email form field so that it accepts int values like of a phone number. I knew very less about how database values work and this is what i did: 1. Figured out that email field ...
0
votes
1answer
13 views

How to enable the user to add value through the admin panel?

please help me! I have custom posts type 'gallery'. In my custom post type i have custom fields. I added them through the file functions.php. How to enable the user to add value through the admin ...
0
votes
1answer
29 views

what is the best way to store user created data?

The plan is for users to be able to store locations and have notes and other variables for each location. These locations would later be shown on a map, so I would need to be able to quickly access ...
0
votes
1answer
15 views

Expired Post with More Recent Time Stamp?

Im having issues with custom posts not showing in worpdress. I see in my posts table theres two enters for each custom post X - Has a date Jan14th- 2:06pm - post_status: expired Y - Has a date ...
0
votes
1answer
21 views

Weird Behaviour: Not all Wordpress Posts appearing

My wordpress posts have vanished on my dashboard but remain in the database? Meaning I have many 404 errors. All (52) | Published (4) | Drafts (7) | Trash (2) TOTAL =11 items (Note how theres only ...
0
votes
1answer
37 views

Fetch data from another site, but the same database

We have two WordPress sites (Site 1 and Site 2) in the same database, with different prefixes ("site_1_" and "site_2_"). Let's say we've got a custom post type named "stuff", which is in Site 1. We'd ...
0
votes
1answer
99 views

WordPress and SQL - Update and Insert from another table if column value doesn't exist

Stuck with some mysql for my wordpress site. All within 1 DB. I am attempting to update wp_options table from wp_2_options (Multisite). They both have option_name (unique_key) and option_value ...
0
votes
1answer
64 views

live site do not update after importing sql database

My live website is not updating after importing sql database from wamp local server until last time all went perfect but last night I was not able to see the changes live made in local. what I did: ...
0
votes
1answer
26 views

Transforming an wp_options database array into a javascript obect?

In my WP code I grab my options information as such $options = get_option("kaipo_plugin_options"); The array that I print out looks as follows ...
0
votes
1answer
35 views

Sending WordPress database information to cross domain the safe way?

I want to send my options and WP_user database information to my AWS server from my WP site's database. I heard using PHP'cURL is not recommended. I want a safe solution so please aid me in the right ...
0
votes
1answer
89 views

Media library images “missing” after migrating them using SQL

I am migrating a lot of posts from an old site to a new site, and these posts have a lot of Advanced Custom Field "relationship" data attached to them. Because of this, I want to keep all of the ids ...
0
votes
1answer
47 views

Use Tags to Query Associated Multiple Posts and Get The Average Of Custom Field Values

I have created a custom post type named “Rating” that I’m using to add customer rating sections to my website. Each rating post has the ability to have a: Title Comment section Featured Photo ...
0
votes
1answer
40 views

How to connect remote database in wordpress?

I have already wordpress website. i want split my existing database into two parts and store into remote database. So how can i set up remote database connection for existing wordpress ? If its not ...
0
votes
1answer
87 views

Sharing users across multiple sites, each on their own database

I have read many solutions out there for sharing users and checked out the other posts on here, but can't find specifically what I'm after, as they all talk about users on the same database. ...
0
votes
1answer
19 views

Split posts between databases

My client requested quite a specific solution for his WP based wordpress (single site, not multisite). Basically what he wants is, let's say after 1000 posts new database should be created (with 5 ...
0
votes
1answer
17 views

What Wordpress file is saving new users to database

I need to know, what Wordpress php file is saving new users to database. I can't find it, but I need to modify new users usernames before it's added to DB. Thank you!
0
votes
1answer
26 views

Converting Posts to Pages

So my site backend had issues and my hosting company had fixed it up for me. In doing that, they inadvertently made all my pages, posts. I'm looking at the database that hosts this and there is a ...
0
votes
1answer
24 views

Add several fields from different tables to post, fields per post are in same row of table

I like to add 4 or 5 extra fillout boxes to the adminpage of my post... For example, under the actual page box, I would like to add the following fields: Name position publications freetext Here ...
0
votes
1answer
283 views

Fatal Error in \wp-admin\includes\misc.php after failed WP update

I was recently approached by a client whose wordpress site had been hacked. The hack caused traffic from search engines to be hijacked to cuteonbags.com. I narrowed down the malware in question and ...
0
votes
1answer
138 views

Creating a search form and displaying results

Im trying to create a plugin for a site where the user can see a table of orders from customers in the Wordpress dashboard, It's a custom db but I'm using the wp-list-table, I've wrecked my brain for ...
0
votes
1answer
43 views

Widgets with *internal* links do not display after database migration

I am using Grunt to dump my local db, search and replace URLs in it (and account for serialization by using grunt-peach based on Peach), send it to my staging server, then import it into my staging ...
0
votes
1answer
132 views

Image thumbnails not available post migration, but still accessible via direct URL - DB issue

To start with, I'll just clarify that this appears to be a different issue to the numerous migration ones already covered. In short, I've migrated my site to a new domain (both in root, no directory ...
0
votes
1answer
28 views

How can I work on a database along side a client?

I was wondering what the best way would be to work on a database locally while a client is placing content into the database externally. My initial thought was to connect remotely to the database but ...
0
votes
1answer
35 views

Write mysql credentials in plugin

I've to create a custom plugin to print data from a database different from the wordpress one. I'm using wpdb. Is it fine, from a security point, to write database credantials in the plugin files in ...
0
votes
1answer
73 views

Doubt using $wpbd->get_col for a single column

$table = $wpdb->prefix . 'posts'; foreach ( $wpdb->get_col( "DESC " . $table, 0 ) as $column ){//get all columns from wp_posts echo "<div><p>". ...
0
votes
1answer
57 views

fastest replacement DB

What's the best database setup for WordPress for speed and lots of posts (hundred thousands of rows in posts and post_meta tables)? While I can cache as much as I can and optimize my queries/PHP as ...
0
votes
1answer
869 views

Retrieve and display data from custom db table in admin area?

So, i'm having a bit of an issue with a plugin i'm developing, I wonder if anyone can shed any light on the situation, as many, MANY searches have come back with zero help. :-/ Basically, my plugin ...