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

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Writing directly to WP_Posts table

We directly add posts to WP_Posts table using filemaker. Once the post has been published, however, wordpress seems to be disregarding the existence of certain fields. For example, we have data in ...
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28 views

Get custom value from external database

a non-coder here but fairly competent to put together blocks of code :) I´m trying to build a prototype using Wordpress and one need I have is to connect to one or more different databases to get a ...
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1answer
33 views

Adding custom tables to Wordpress

I have a database which has thousands of rows of data in each of the tables. I would like to migrate this database into a Wordpress website. I would like the user to be able to log in to Wordpress ...
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26 views

Can't seem to replicate permalink structure for localhost development site

I'm helping a friend migrate her WordPress powered shop. I'm to the part where I manually re enter all of her products on WooCommerce. On her current live site the link looks like: ...
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1answer
17 views

Database of names with search engine

Hi I'm interested in creating website with a database of names and a search engine that finds matches for queries and displaying the full record for the relevant field. I would like to know how I ...
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1answer
23 views

WP get stuck with a query on MySQL when the site is resumed

I'm running my web site from a local dev on a VM. Everything works fine with the exception of the resuming bit. When I resume the machine, systematically WP takes ages to load. And actually the ...
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1answer
28 views

$wpdb doesn't like to store arrays

I'm attempting to store an array that looks like the one below, into a cell in a database using the code below the sample array. Unfortunately, WordPress doesn't seem to want to save it, and ...
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2answers
35 views

How can I show related posts from multiple separate installations

Say I have three sites, abc.com, def.com and xyz.com. All the three sites are different wordpress installations and different databases. Now in story page I want that related articles should come from ...
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23 views

Pulling values from a sepcific row in table

I'm trying to get the first and last name values for ONE person in a database where the meet certain conditions of being a team leader and having a specific project id. Because of this, it will always ...
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54 views

call stored procedure without parameters

I asked this question last week, but then I deleted it because it was stated to be off-topic because I use a function within buddypress. However, I am convinced that whatever I am doing wrong is more ...
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41 views

Strange Deadlock database error for the query “Delete From wp_options”

I'm experiencing a strange Database error in these days, and it could the the cause of the slowness of my website (tasc.it) in these days. I found this error in the PHP error log, I can see about 4-5 ...
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1answer
26 views

wpdb->insert adds too many rows

I have the following code in my functions.php $ar = array( 'price_content' => 'hello' ); $result = $wpdb->insert('hs_prices', $ar); // insert 'hello' into 'price_content' This should ...
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2answers
56 views

how can get database name in wordpress?

I want to get WordPress database name. I have also try to get database name from $wpdb but failed. When print the $wpdb it give an object array but i don't know how to get database name from object ...
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17 views

Does wordpress has Presentation, Data and Logic layer?

I am using wordpress to create websites for a long time but now I have an order that i don't know what technology to use. All the client requirements can be done using wordpress except one - the ...
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3answers
65 views

Duplicating Complete Wordpress Install for Development and then Redeployment?

What is the best way to duplicate an entire Wordpress site, including database, themes, plugins and all associated settings to another URL for development purposes, and then redeploying it back to the ...
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1answer
51 views

No wp-config.php file on local install of wordpress - site still displays

I've installed Wordpress locally using XAMPP and this step by step guide by Sunny Johal(Fifth post down on that page). The first time I used the step by step and ran all 3 of the SQL codes(UPDATE ...
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41 views

Change post category via MySQL

I'm currently building a management program that works separately from Wordpress but interacts directly with the Wordpress MySQL database. I have it working updating, adding and deleting posts and ...
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48 views

How to split the Wordpress database?

I have a site that is used to log client and meal information. It is based on Wordpress, but has quite a bit of custom code. We have custom taxonomies set for the client and meal data. Our problem ...
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1answer
24 views

How are terms connected with posts in database?

In a multi-site environment, I have a special need to get post terms (on a custom taxonomy) without the expensive operation of "switching blogs". I thought I might write my own query to get terms ...
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42 views

Error establishing a database connection - WordPress Multistage in Sub-Folder

I have a website running on my production server which I moved to localhost. The folder structure is as follow: localhost/xxx/main - Here are the website files. I have updates the database by ...
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1answer
32 views

Extra field in wp_post instead of postmeta

Is there any advantage in terms of query performance, if I add an extra fields in wp_posts table, instead of using postmeta? I have already searched for these reasons, but without success.
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1answer
447 views

Error establishing a database connection - when running multiple wordpress sites locally

Initially I was using MAMP and had only 1 wordpress site running locally on my Mac. I've set: document root to: documents/mywebsites/mysite1 In phpMyAdmin I created a DB called: mysite1 wp-config ...
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1answer
50 views

Voting System, database connections?

Basically I'm trying to make it so that all pending posts can be voted on if the user is logged in. once it gets to 10+ votes it will become published. OK so no longer using database connections and ...
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41 views

External json physician database to display results in WordPress

We're working on a physician network site in WordPress using the Divi template and we have most work completed. However, we've also been tasked to have a physician search that will bring up results ...
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1answer
25 views

Why this query is not showing any result on wordpresss home page?

I am learning wordpress database, And I have written this query for showing the data from the post table with id=2, but not showing anything. What is wrong with the following query? please help. ...
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26 views

RSS Feed has no Items (Possible Plugins Conflict)

I am the webmaster of the German WordPress website http://www.kunstplaza.de. Recently, I have noticed that there are no items in the RSS feed, although there should be some as I am posting new ...
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2answers
355 views

WPDB Insert or if exists Update

I'm not crazy familiar with WPDB or SQL in general but I have a custom table for my project and I'm trying to assign some metadata to it. What I'd "like" to happen is if a row exists, update it and if ...
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31 views

Update entry in WP database through backend form

I'm trying to find a way to UPDATE a entry in my WP DB via a form. My idea is to grab the current entry values, link to another page with another form and display them there inside containers. That ...
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2answers
353 views

WSOD 3.9.1 – Tried Everything so far

Hoping someone can help me troubleshoot my White Screen of Death. Site Info: WP 3.9.1 (just upgraded) PHP Version: 5.4 (just upgraded) Single Version Many other installs of WP on this server (with ...
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10 views

DTAP with wordpress + plugins [duplicate]

I'm struggling to find a good way to set up a DTAP street. We've have 4 separate environments (Development, Testing, Acceptance and Production) Codewise (so the .php files) migrating is trivially ...
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1answer
54 views

Select two sums with single get_var statement

I am trying the following global $wpdb; $sum = $wpdb->get_var("select sum(first), sum(second) from table where id > 1"); I am unable to get the values from each request. I have tried ...
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62 views

Would manually deleting the dumping data fix a “#1062 - Duplicate entry '1' for key 'PRIMARY'” phpMyAdmin error?

I'm new to PHP! I'm trying to import an SQL database file into myPhpAdmin for a WordPress I'm migrating, but I keep getting this error message: SQL query: `-- -- Dumping data for table ...
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1answer
1k views

phpMyAdmin error #1062 - Duplicate entry '1' for key 'PRIMARY'

I'm new to PHP! I'm trying to import an SQL file using phpMyAdmin through a GoDaddy cPanel(please don't make fun of me) Here's a full readout -- -- Dumping data for table `wp_commentmeta` -- INSERT ...
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1answer
47 views

phpMyAdmin displays error when importing database

I'm migrating a WordPress for a friend to a different server. I have already backed up all files and was given a copy of the database by the old server admin. The problem is that when I try and import ...
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1answer
35 views

How to get the SQL of the changes made to the database from an update or upgrade?

When I update/upgrade a plugin, theme, or even the core of WordPress, it has an impact in the database, it changes many things. How do I keep track of it? The problem is that I have a repository, all ...
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2answers
39 views

How to correctly add a table to the Wordpress MySQL database

I want to add a new table to the Wordpress database. I need this one for a specific section of my Wordpress website, that requires something a bit different than what I can achieve through custom ...
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2answers
57 views

Extracting the post_id via the wp_insert_post action (external db query)

i'm writing a little action plugin. everytime a new post is created, a new table should be created in an external db. The name of the table sholud reflect the post_id of the newly created post, but i ...
4
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1answer
94 views

Dealing with Many Meta Values, 30+

I have a "Listing" post type with 30+ meta keys which I feel like can cause a strain on the database when there's 100+ posts. Usually what I do is save each meta value 1 by 1 like so: ...
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1answer
204 views

Plugin: connect to external database without showing password

I am creating a WP plugin, which shows information from an external database. The plugin will be distributed, the external database is on my own server. I know the following code will connect to my ...
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1answer
91 views

Display single post inside accordion based on form submission results

*Note - for full background see previous question here: http://bit.ly/1gaF673 Ok, so after fixing the problem above and a couple of issues that followed. My form submission returns the results I ...
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1answer
67 views

Add field to user meta table in database when link is clicked

I am working on function that enables registered users on my site to bookmark posts. I have searched for plugins but none seemed to do the job properly. I have a page where users can see their info ...
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2answers
36 views

Database custom table issues - incorrect result displayed

First things first: I've spent most of today going over these forums; the stackoverflow forums; the php.net manual; and a bunch of random sites I found through Google Search - so, if I've missed the ...
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0answers
70 views

Get thumbnail using wpdb from external wordpress database

I'm trying to get thumbnails from posts using a wpdb query where the wordpress database I'm querying is not the one from which the wpdb query is being called. That may be a little unclear, so here is ...
3
votes
2answers
305 views

$wpdb won't insert NULL into table column

When i try something like this $status = NULL; $wpdb->update( 'table', array( 'status' => $status, ), array( 'id' ...
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2answers
59 views

Error establishing a database connection - Multi-site with subsite don't exisit

I have a multi site setup to which I have placed define( 'NOBLOGREDIRECT', 'http://www.example.com' ); In the wp-config.php file However when I visit a site which dose not exist (e.g. ...
0
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1answer
29 views

Cannot update custom database table row

I am trying to update a row in a custom database table by $wpdb->update();. In my opinion my code is right but for some reason my database row doesn't update. Can anyone help me with this? I want ...
0
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1answer
28 views

How to add data from wordpress tables to new database tables you have created

I'm just learning this database stuff and so I am a bit confused and was hoping someone could push me in the right direction. I have managed to create users in the wp_tables I have created in my ...
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154 views

Check if values exists DB

I am getting nutts with this one. I want to check if the email introduced in the form already exists in the database before creating a new record. But for some reason the email is empty at search ...
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1answer
25 views

Is there a way to run upgrade.php for one blog?

I just ran the auto update to verion 3.9 today, but am having problems with the "Network Update". I seem to have a firewall or network problem with this error : Your server may not be able to ...
3
votes
1answer
57 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 ...