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

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0
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1answer
109 views

Insert double entry in DB

I created plugin and my plugin create new Table in DB. My problem is when user type something in field firstname, lastname... and click on button Submit, that go to my table and that is ok.. but then ...
1
vote
1answer
1k views

mysqli_real_connect() - authentication method unknown to the client Warnings

I keep getting the following warnings in my debug log: PHP Warning: mysqli_real_connect(): The server requested authentication method unknown to the client [mysql_old_password] in ...
0
votes
0answers
26 views

filter wptexturize doesn't work on old posts titles

I have an add_filter('the_content', 'wpt_content');. My function wpt_content does a wptexturize($text). But It's work only on save post, so my old post has bad 'and my new post ’. I don't ...
0
votes
2answers
129 views

Multiple instance of data in plugin custom database table on plugin activation

I'm creating a plugin that adds some data to a custom table created by my plugin on plugin activations. I also created a settings page with a form that users can insert their own data to the ...
1
vote
1answer
676 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 ...
0
votes
1answer
29 views

Getting data from Mysql Table..confusing

I've been pulling my hair out trying to figure out how to do this. I'v created a custom field called cp_country. Now each record in Mysql has a value for cp_country. The problem is i don't understand ...
0
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0answers
73 views

Adding a Custom Taxonomy Term to sql union query

There is a beautiful solution to getting the next 3 posts before and after the currently viewed post solved here. However, I would like to narrow the query to just a specific taxonomy term in a custom ...
0
votes
1answer
817 views

“MySQL server has gone away” since update to 3.8

I have a WordPress install on a dedicated server with decent memory (upwards of 8GB). The WordPress install includes many plugins - 50 active plugins. Most important to note is the WPML plugin to ...
2
votes
2answers
150 views

Why does dbDelta() not catch MysqlErrors?

From what I can see, dbDelta() is designed to suppress database errors that occur during its operation. Generally speaking, this seems to be the case, but New Relic is still reporting MysqlErrors ...
1
vote
2answers
383 views

How can I add a user through SQL?

By mistake I just ran this query: (note the extra ;) DELETE FROM wp_users; WHERE ID = 321; How can I add a user through SQL? I searched around but couldn't find a proper answer to this fairly ...
0
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0answers
32 views

Shop coding dynamic permalinks & titles

I have built a shop application using php and mysql and wasn't sure how to add it to wordpress but I had a stab at it anyway, I managed to get it to function fine but because the pages are dynamically ...
0
votes
1answer
64 views

How to sort results from a custom database table

I've created a custom WordPress database table which I'm using to store 'likes'. The columns I have are: id post_id user_id I'm now trying to get an array of post IDs that a particular user has ...
3
votes
2answers
648 views

How is the data stored in the database?

I have years of experience with PHP and MySQL, but just starting to develop plugins for WordPress and need some help. Currently, I am working on a plugin that will add extra functionality to another ...
0
votes
1answer
65 views

Brainstorm - Slow Query from Plugin Need to Speed It Up

We use WP as the backend for a business directory. I have a plugin that queries based upon location coordinates looking for the closest 10 locations to a given "listing". This query is really slow ...
-1
votes
2answers
52 views

Trying to insert a row from a Plugin

<?php require_once("../../../wp-includes/wp-db.php"); wpdb::insert( 'wp_options', array( 'option_name' => 'data1', 'option_value' => 'data2' ) ); ?> I have this code ...
0
votes
0answers
53 views

Install will not load: PHP does not have MYSQL installed

I'm having trouble installing Wordpress on my Windows 2008 R2 server. I'm getting the message: Your PHP installation appears to be missing the MySQL extension which is required by WordPress. To ...
0
votes
0answers
237 views

`#1215 - Cannot add foreign key constraint

create table wp_pageviews ( ID BIGINT(20), count integer, primary key(ID), FOREIGN KEY (ID) REFERENCES wp_posts(ID) ) Error : #1215 - Cannot add foreign key constraint ...
1
vote
2answers
2k views

Increment value (value = value+1) of $wpdb->update

This sql query $wpdb->query("UPDATE log SET total=total+1 WHERE id='1')"); How do I turn it into $wpdb->update() statement? Ex. $wpdb->update('log', array('total'=>'total+1'), ...
1
vote
1answer
2k views

wpdb->insert multiple record at once

So after I have created the table 'settings-table' i want to add a couple of records to it. This is how I want to do it, not the best way, so I need a better way to do this because I will add more ...
8
votes
8answers
12k views

How to replace the domain name in a Wordpress database?

I have a Wordpress database which was installed in a development environment... thus, all references to the site itself have a fixed IP address (say 192.168.16.2). Now, I have to migrate that database ...
0
votes
1answer
79 views

How to Import Multiple Values in custom field

I want to know how to import multiple values in a custom field, I am quite familiar in using custom field for single values but for multiple values is what I am having trouble with for example my csv ...
0
votes
0answers
128 views

SQL command to export post_content from wp_posts using phpMyAdmin

I'm trying to select all the data from within the post_content column in the wp_posts table in WordPress so I can export/import it into a new database. Somehow this content didn't properly make it ...
1
vote
1answer
516 views

MySQL LIKE not working

It seems MySQL's LIKE operator behaves like a = operator. The following MySQL query returns the expected result (1 entry): $meta_key = '_locality'; $meta_value = 'The Hague'; $post_ids = ...
0
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0answers
72 views

Bulk assign Categories by ID

I have several hundred posts that need to be recategorized. I have all categories established and know the category IDs that need to go with every post ID. Some posts need to be assigned multiple ...
0
votes
0answers
299 views

Import SQL tables from SQL file on plugin install

I'm building a plugin, on installation of the plugin it needs to create several tables. Now I found out that I can do that in the plugin code sorta like this.. // Function to create new database ...
2
votes
2answers
6k views

How to validate WordPress generated password in DB using PHP?

I am working with site that is done with WordPress, and I need to add some parts that are outside WP, and to check user login, Logging users outside WP. I tried with md5 of password but it's not... ...
1
vote
1answer
80 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 ...
0
votes
2answers
731 views

Wordpress Custom Query: Combining Two Functions

I'm a bit new to php and am having some trouble combining the functionality of two custom queries in Wordpress in order to (1) get pagination to work properly, and (2) sort my posts according to a ...
0
votes
2answers
99 views

$wpdb->get_var multiple queries in one database check

I am using the $wpdb->get_var php code to get the first name and last name on the records, in the wp_usermeta table... But because the field value is stored in the same cell, I don't know how to merge ...
0
votes
0answers
21 views

mysql full text search wordpress for title

whats wrong in this code. its not working.please help <?php if( is_single() ){ global $post; $specific_u1 = 'sonam sharma'; $specific_u2 = 'akhilesh kumar'; $post_author_id = ...
0
votes
1answer
919 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 ...
0
votes
0answers
48 views

Wordpress MySQL query to add multiple users with related article

What I need is to add 100 users to wordpress and each one should have one post assigned to him, like a profile page (I don't want to use the default wordpress profiles because in the feature each user ...
0
votes
1answer
107 views

Using 'mysqli_connect' 'crashes' Wordpress client-side

I am using Wordpress as a CMS for a bus-route planner, I have inputted the first few bus stops for the first bus route and am now developing a PHP script for the planner. I am using this code, with a ...
1
vote
2answers
191 views

Select Multiple meta_value from WP DB; Single Query

I am trying to retrieve each user's first and last name, phone, email, and address from the usermeta table. I'm having trouble selecting multiple meta_values, each with its own meta_key, using a ...
0
votes
0answers
9 views

custom table records not inserted

I want to get all posts and insert all of them into a custom table. But I got an error, saying that all rows in custom table are empty. Why ? <?php global $post; $args = array( 'numberposts' => ...
0
votes
1answer
360 views

How do i append UNION SQL Query with default search query

Example: (SELECT ID, post_status, post_title, post_excerpt, post_content FROM wp_posts WHERE ((`post_title` LIKE '%2020%') OR (`post_excerpt` LIKE '%2020%') OR (`post_content` LIKE '%2020%')) AND ...
0
votes
1answer
41 views

Multisite Tables the same as Single Install?

Are the tables created for each individual site/blog on Multisite the same as single? Can I do an SQL dump for each MS table and import it to a single install?
0
votes
1answer
114 views

Advanced SELECT query with condtional statements

I am having trouble understanding the proper way to write an advanced select query. I have the following the code here. if (!empty($_GET['3321body_type'])) { $bt = $_GET['3321body_type']; ...
0
votes
0answers
115 views

mysql Join wp_users,wp_usermeta and a custom table

I am doing a search functionality based on three fields: servicename, state, zipcode. I have to filter the users. The servicename is in a custom table named wp_doc_services, while the other two fields ...
9
votes
3answers
700 views

What's a good strategy for planning WordPress DB growth?

Hoping for some feedback on the topic of optimizing and staying on top of performance as a WordPress database grows... to paint a picture.... let's say you have a WordPress / Buddypress MU site that ...
1
vote
1answer
29 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 ...
0
votes
1answer
28 views

How to restore: Database intact but folders deleted

I never thought I'd come to having to ask this question -- one trusts web hosting companies to keep our data intact, but somehow they have deleted my entire Wordpress installation while leaving the ...
3
votes
1answer
807 views

Extending search query with additional $sentence value

Next in my quest to extend WordPress is altering how WordPress uses the the $sentence variable in posts_search to include an additional string, when the $sentence variable meets a certain criteria. ...
6
votes
3answers
10k views

How do you properly prepare a %LIKE% SQL statement?

I'd like to use a LIKE %text% statement while still using the WordPress $wpdb class to sanitize and prepare input. SELECT column_1 from `prefix_my_table` WHERE column_2 LIKE '%something%'; I've ...
1
vote
2answers
636 views

Mysql query LIKE not working

I'm using this code. $blog_list = $wpdb->get_results( "SELECT " . $extra . "blog_id, last_updated FROM " . $wpdb->blogs. " WHERE public = '1' AND archived = '0' AND mature = '0' AND spam = '0' ...
0
votes
1answer
285 views

WP_USE_EXT_MYSQL

Here is the constructor for the wpdb class as found in the source code. According to a google search this has been recently renamed from USE_EXT_MYSQL. However I cannot find anywhere in the source ...
0
votes
1answer
218 views

Query to change custom post type with specific category

I need to change several hundred posts with custom post types to regular post type but only from one category within that custom post type. So I have a custom post type 'films' and within that post ...
0
votes
1answer
127 views

Copy wp_postmeta from one database to another

I had a site setup on old-domain.com, which used the database old_db. Recently, we had to migrate our website to a new server and domain, new-domain.com which uses the database new_db. I installed a ...
0
votes
1answer
314 views

How to run this SQL query of wp_terms database

I have the following tables (only pertinent info included for brevity and clarity) Table Name: wp_term_relationships object_id term_taxonomy_id 1266 1341 1266 452 1266 449 ...
0
votes
0answers
137 views

wpdb custom tables without plugin

I am using custom tables, with $wpdb, trying to perform basic queries at the moment. I can't find anything on manually creating tables then using them with $wpdb, everything is plugin related. I ...