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

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98 views

WPDB secure custom form

I'm creating a custom form to update rows in a secondary MYSQL DB, different from the one of wordpress. This form is public and every user can access it. So I've created a plugin and I'm using also ...
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1answer
92 views

MySql Database In WordPress Multisite

I have a multi-site installation. It's a fresh installation, and currently all the sites use the same database. What would you recommend among these and why? Pros and Cons of using the same? Option 1 ...
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1answer
205 views

Hide Administrators From User List except current user (administrator)

this code works great! the problem is that this code also hide the current user (if administrator) so what i trying to to do is hide all Administrators except current user. i need help to edit sql to ...
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0answers
56 views

Translate SQL query to wp_database with JOINS into wp_query

StackExchange members! It's so happened that I'm using straight SQL queries in my application. I'd like to rewrite it and use WP_Query, but, unfortunately, I have no idea how to translate, let's say, ...
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vote
1answer
242 views

How to search for posts IN OR title OR content OR author?

I have looked at many posts and questions regarding searches for custom meta, but I want to search for posts and include those if the search query matches an author name. I have come up with the ...
0
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1answer
112 views

How do i get value from wp_postmeta?

I am trying to get a specific value from wp_postmeta, I'm aware about meta_key and meta_value. Problem is Meta value stores lots of values and i want specific value. Here's the value in the ...
2
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3answers
4k views

Convert WordPress posts to products in WooCommerce

Is there anyway I could convert all the posts e have right now on our WordPress install into products using some MySQL query or something like that?
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1answer
106 views

Why doesn't custom mysql query return results? Is syntax correct?

First time making a custom query. I was looking for a way to get a list of categories for a certain taxonomy so I could run a LIKE query for a autocomplete function. Just to get a few results I came ...
0
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1answer
37 views

Wordpress unescape text on mysql?

on database i have field desc with value \'test\' actually the input is 'test' when i gather the field for display it on table, it show \'test'\ not 'test' anyone can know how to change the value ...
0
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1answer
41 views

Front end access to a SQL data repository - recommended way?

Building a general data repository, not necessarily related to WordPress elements. What is the recommended way of doing it: Using custom post types? or Building new SQL tables? Please elaborate. ...
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2answers
80 views

wpdb custom post_type problem

I want to use custom post type in my custom SQL query, but, when I add the custom post type im my query, I get no results. Where's my probelm ? This is the code I've tried $top5_ov_performance = ...
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0answers
69 views

MySQL query to mass change role of users

I'm looking for a MySQL query to achieve this purpose: Change the role of users that never posted and have registered before at least 60 days. The role to be changed to is a new role to be created ...
4
votes
2answers
22k views

Connect to database using wordpress wp-config file

How can I connect to the database using the wp-config.php file ? I'm trying to make a script more Wordpress friendly, and I need to connect to the database, but without installing the script as a ...
0
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1answer
74 views

How to select particular month post from table and update the post status using MySQL?

I would like to change the post status for particular month via MySQL command Using SSH...Can you anyone tell me how to do this via SSH. I have number of post more than 40,000 posts, each month i'm ...
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2answers
53 views

how to check for wordpress Query errors

In mysql or mysqli you can add this type of Query: <?php $sql = mysqli_query($con, Insert into database itt (name) VALUES ($name)") or die(mysqli_error($con)); ?> What does wordpress do ...
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0answers
111 views

Creating a custom Search Form that links to a custom database?

I'm kinda new in Wordpress and I'm still learning as I go along. Currently, I'm trying to create something like this I have a custom set of database in the server in mysql with a table. The ...
7
votes
1answer
128 views

Reset Post IDs to less than 64bit integer

I have been running Wordpress for many years and have about 26000 posts. At some point my post ids have exceeded a 32bit integer and I am now locked into using Wordpress on a 64 bit system. I am ...
0
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0answers
125 views

Can one effectively use non-ClearDB databases on Windows Azure?

Has anyone tried and effectively used a database provider other than ClearDB with WordPress on Windows Azure? I like their service but they are a bit pricey. Since they are the only listed provider ...
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0answers
112 views

MySQL errors after a Wordpress clone

I've just cloned one of my wordpress installs on to a different domain, but each time I try to go in to certain setting screens through the dashboard, I get the following messages at the top of the ...
3
votes
3answers
11k views

WooCommerce with thousands of products - site is very slow - optimize db queries? [closed]

So far I've got around 8,000 products in my WooCommerce and the product page on the front end takes several seconds to load, even after caching. My VPS host says that I should have multiple ...
0
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1answer
172 views

Navigate posts with different post type that are in the same categories

I created two custom post types that share the same category taxonomy. I'm using next_post_link() and previous_post_link() to navigate through posts with the same category but it only works for ...
0
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1answer
1k views

Datatabase error: Commands out of sync

I have create function with code bellow: function my_add_new_id ( ) { ... $GetSvrPass = $my_db_connect->get_var ( $my_db_connect->prepare ( 'CALL my_acquireuserpasswd ( %s, @ID, @PASS ) ;', ...
3
votes
3answers
3k views

How To Export/Import WordPress (MySQL) Database Properly Via Command-Line?

Normally, a MySQL database can be exported and imported using these simple SSH commands: Export: mysqldump -u USERNAME -p DATABASE_NAME > filename.sql Import: mysql -u USERNAME -p ...
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2answers
96 views

Custom Wordpress Table wpdb

running into issues querying a custom table and getting results. As of Wordpress 3.9, I can no longer run mysql_query(), and have to use $wpdb->query(); So keeping that in mind: Old Code: <?php ...
0
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1answer
118 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 ...
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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 ...
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0answers
27 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 ...
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2answers
138 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
699 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
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1answer
32 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 ...
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0answers
78 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
836 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
168 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 ...
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2answers
512 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
74 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
683 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
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1answer
70 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 ...
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2answers
59 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 ...
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0answers
55 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 ...
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0answers
238 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
85 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
142 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
546 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 = ...
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0answers
75 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 ...
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0answers
341 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 ...
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 ...