MySQL is an open-source, relational database management system.

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387 views

MySql database help for a plugin

I am using a WordPress plugin called MyReview but I want some changes to it. That plugin has feature to review posts, where users will come and give star ratings to the post according to categories, ...
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21 views

Display data on Word Press site posts and pages from mysql table

I am new with word press and I have a table in phpmyadmin which has the data which i want to display in my word press site on different posts and pages. I have searched a lot around and came up with a ...
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78 views

Add user data to table when user is created?

I am trying to figure out how to add user information and specific meta data to a separate table through PHP. I would prefer to do this when a user posted to the wp_users and wp_usermeta table. I am ...
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19 views

Move value of one custom field to another

I've one custom field named as "video" and I want to copy the custom field value to my another custom field named as "theme2035_embed." I could do it manually, but since I have more than 2500 posts ...
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29 views

Can't get wp_insert_post to work

I'm trying to code a loop that will post articles from a SQL database. However, whenever I try to load the page I get a 500 error and nothing is showing up in the error logs. Code: <?php define('...
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76 views

How to implement WP_List_Table? WP_List_Table giving array instead of a value in listing table

I am trying to implement WP_List_Table for my plugin. I have gone through this tutorial and using its sample plugin. I have installed this plugin and just changed table name and done slightly ...
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1answer
51 views

How to bulk edit canonical url's in SQL?

I've been assigned to edit the canonical URL's (rel="canonical" found in the head)of about 600 posts on a client's site. Not all of the posts will use the same canonical url. Nor are these 301's or ...
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2answers
86 views

Create WP_Query to search for posts by their categories or their parent/child categories

Hello I am really sorry if this has been asked before but I couldn't find the exact solution I need. So here's the problem I want to create a search in my Wordpress page. Whenever a user submits the ...
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2answers
68 views

What is a valid parent for get_terms()?

get_terms($taxonomy, array('parent' => $parent)); This works for some parents and returns an empty array for others. I checked if a term with the parent ID exists and if the same ID is in the '...
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103 views

Delete all post meta except featured image

My aim is to clear up my database entries. I did a migration from blogger which added many useless post_meta. I found a plugin (db reset) that has the option to reset/delete all post meta. However if ...
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1answer
14 views

My SQL function to change user_name

My wordPress database was hacked and all users_names were changed to the same thing. I'd like to write a mySql query to replace all usernames that = "x" to the user_nicename. I'm unsure how to do this ...
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128 views

Convert simple SQL Query to WordPress query

I'm trying to 'batch' update the value in my post_parent fields in my wp_posts table. I can do it from within phpmyadmin using the following SQL Query: UPDATE wp_posts SET post_parent = '8' WHERE ...
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413 views

Wordpress with php5-fpm and nginx

I am trying to complete an install of wordpress using php5-fpm and nginx, with a database on a remote server. However, wordpress doesn't recognize the existence of mysql to allow me to connect to the ...
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42 views

WSoD being caused by this piece of code

This is a function I'm writing which is supposed to post an input along with some other information, to a database. As of right now, activating the plugin produces a WSoD, when the function is removed ...
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1answer
5k views

How To Make Connection To WordPress Data Base In A Plugin?

I am learning Plugins and I am trying to connect WordPress database wp-config.php in my Plugin PHP code. Currently for checking my code, I used the below connection and it is working fine. Now I ...
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1answer
1k views

Wordpress database import: Row size too large

I've done a dump of my Wordpress database using Windows's command prompt: mysqldump -u username -p databasename > filename.sql Then, on a different server, imported it using: mysql -u username -...
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1answer
33 views

Moving test theme to live site without mySQL error - how? [closed]

I have installed a wordpress theme on a hidden test site and made some css/design changes. How would I move this to my live site? Sadly I screwed up some of the PHP/MySQL stuff when trying to copy ...
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2answers
183 views

Add “Category” to Mysql Query

i need your help :) I've made this custom Mysql query on WordPress: $querystr = " SELECT DISTINCT meta_value FROM $wpdb->postmeta WHERE post_id IN( SELECT DISTINCT wpostmeta....
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885 views

wpdb insert and boolean fields

I'm preparing an insert query like this: $wpdb->insert('table', $data, $format); data array will be: $data = array_push($data, 'resp' => true) problem is, what $format shall i use for a ...
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2answers
355 views

Single meta_query query using OR instead of AND in request's WHERE statement

I want the native WordPress search input to search metadata in addition to its standard title and content search, however setting a meta_query adds an AND clause to the request when what I need is an ...
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2answers
108 views

How to find meta entries with their posts missing via SQL?

I'm looking to write an SQL query to do the following: Select all postmeta rows where the meta_value = a post id that does not exist. For example, postmeta meta_value may equal 235. Usually this ...
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1answer
562 views

How to count post meta key values for all posts in database

In my post meta data I have the following 'key' for every post: "image_details" a typical value of which is an array such as: a:3:{s:23:"info_window_bg_image_id";s:3:"128";s:12:"colour_start";s:7:"#...
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45 views

I want to select the from values from database in WordPress? [closed]

Here is my code: $sql = 'SELECT * FROM ' . $wpdb->base_prefix . 'item WHERE uname = "'. $_POST['login_name'] . '" '; $result = $wpdb->get_results($sql) or die(mysql_error()); foreach($result as ...
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298 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 ...
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55 views

Wordpress not reflecting changed of the database

my problems started when I moved my website to another folder (from /dev/ to /). I have gone through the whole database in order to change all the hardcoded /dev/ into / but I still notice that ...
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855 views

Unique Post Meta Values

I want to use Unique IDs like YouTube video IDs and WordPress post IDs in a custom field 'youtube_id'. I just created a front-end add post page and want to check if 'youtube_id' used or not used in a ...
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3answers
1k views

Site running slow on new server?

I recently uploaded a website to a new 123-reg server on a single WP installation (www.moseleycoachsales.co.uk). I had developed the site on my own hosted multisite environment (http://test....
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2answers
2k views

how to refresh wordpress permalink settings? (without admin panel)

I changed permalinks in wp_options table in database and I'm getting 404 on every post. Everything works fine after I log in into the panel and click "save settings" on permalinks options page. How ...
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37 views

Migrating from Existing MySQL Setup to WordPress

I currently have a database with the following schema: Table: Articles Columns: ID, Title, Author, Content Table: Authors Columns: ID, AuthorName, EmailAddress Table: Categories Columns: ID, ...
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956 views

SQL query to update post_date (one post = one single date & time)

I have 120 posts of one category ready for my wordpress blog. For the moment, posts are drafts and I don't want to schedule them manually. I want to publish them like this: 4 articles each day from ...
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2answers
590 views

Connect another DB and fetch records from some tables

I want to connect with another wp db & then fetch records from new connected db then close that db. I follow How can I connect to another WP database and use WP_Query? but after connect to new db ...
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396 views

Mysql query and order meta value

I made a mysql query to WordPress like this: $querystr = " SELECT $wpdb->posts.* FROM $wpdb->posts, $wpdb->postmeta WHERE $wpdb->posts.ID = $wpdb->postmeta.post_id AND $...
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2answers
1k views

Error establishing database connection - high traffic?

I have a WordPress 3.5.1 site that's getting a little bit of traffic (80 concurrent visitors, ~5 clicks/pageviews per second). The site runs fine until it spikes to ~85 visitors. There are usually 4 ...
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2answers
5k views

MySQL Syntax Error upon restoring database from backup [closed]

Performed a bad import to my Wordpress install and decided to restore from the mqSQL backup (full export) I had made minutes earlier. Dropped all tables in the database and then did an import from my ...
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90 views

Pushing stored procedure to a multisite database in WordPress

I am given a WordPress multisite and need to extract information from the site. I have written a stored procedure that recursively builds a tree relationship for posts of a certain kind. Now I am ...
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1answer
267 views

Custom MySQL Query with logic

I have wp e-commerce plugin installed and custom building custom global search My query looks like this SELECT * FROM aka_v_posts LEFT JOIN aka_v_postmeta ON aka_v_posts.ID=aka_v_postmeta.post_id ...
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98 views

Delete all one-word comments

I'm trying to delete all wordpress comments with only one word. I found this mysql query to delete all comments at once, but that's not what I want to achieve: DELETE FROM wp_comments WHERE ...
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1answer
402 views

Handling large N data in WordPress

I realize that this also pertains to PHP and MySQL in general, but the context and operation is within WordPress. Introduction I am currently developing a plugin that creates and saves data about ...
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2answers
207 views

How to simultaneously access the same MySQL database in the main column and sidebar of Wordpress?

I've wrote some basic custom PHP code for my Wordpress site. The code basically access a MySQL database (a different database from the wordpress database) and displays the information. In addition to ...
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806 views

Help with WP_Query - Too many mySQL queries

I need some kind of help with wp_query. Am I doing something wrong? I am getting a lot of mySQL queries, while building a new theme. My WP_Query is: <?php $args = array( 'post_type' => '...
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310 views

how would I create a custom query to get all users, and a related post based on a postmeta field?

I have about 50 users. Its pretty easy to list them all. However they are related to a special custom post type through a postmeta field called wpp_agents. So I need to list Users, but also the ...
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1answer
2k views

mysql query from wordpress page using custom table

I want to a mysql query that matches a page title. Not sure of a better way to accomplish this task, but I am stuck. This is my basic test code. <?php $page_title = wp_title(''); echo $...
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688 views

How to split the a table in database?

Is there any option to split the tables in more tables in different databases? The problem is that my the wp_posts table is to big and it takes a lot of time to show in the Dashboards... (more than 20 ...
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381 views

Too many pages causes Wordpress admin to be unusable

We have a Wordpress website that now has around 9k pages in it after an import of many location targeted pages. The frontend runs perfectly fine and there is no performance damage (after I replaced ...
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2answers
2k views

Help with MySQL to $WPDB query

Here's my issue. I have three tables I'd like to query - states, points, and state_points. States contains stateid, and name. Points: pointid, pointlat, pointlng. State_points: Stateid, Pointid. ...
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1answer
918 views

Using GROUP CONCAT in my-sql query with wp_usermeta table

I have a query that is meant to return user details from Wordpress tables. It would be fine if I was just SELECTing column names that I want, but within Wordpress there is a usermeta table which has 2 ...
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3k views

Help With MySQL to WPDB Query Conversion

I have a problem. I've got a PHP script that tracks individual file downloads, and I'm looking for a way to display that number in individual posts. I've got a half-baked solution- a plain ol' MySQL ...
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345 views

Query to import data from one MultiSite table to another (pages/sub-pages)

I'm updating a standard install with about 500 (eek!!) pages to a MultiSite for easier sub-site management. I basically want to take a sub-page and its children from the root site and copy the data ...
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702 views

MySQL Query To Select Post By Postmeta

I have two custom post types, type1 and type2. Type2 posts have a postmeta called postID that is the ID number of a post in type1. When showing type1 in single.php I want a mysql query that selects ...
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137 views

MySQL Rank & $wpdb

I need a rank column in my MySQL statement, for example: SET @rank=0; SELECT @rank:=@rank +1 as rank, player, points FROM my_table Is there a way to use the above with $wpdb? WordPress doesn't ...