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

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37 views

Posts page in WordPress dashboard very slow

I have a WordPress install that has about 4800+ posts. Most of the posts does heavy usages of categories and tags. My site itself is very responsive, but on dashboard, specifically Posts > All ...
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0answers
45 views
0
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0answers
16 views

SQL query to load a menu and contents [duplicate]

I would like to render a menu in another system outside wordpress using SQL to fetch the menu contents. I'm able to find a menu item based on the slug: SELECT * FROM `wp_terms` wt WHERE wt.slug = ...
31
votes
8answers
23k views

Why is my database import losing text widget data?

I've created a site in WordPress on our development machine. In the theme we're using there are numerous widget zones to display text in (sidebar and front page). I've used simple Text widgets in all ...
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0answers
47 views

Unique ID based on SQL Table

how can i create or generate a unique id that will based on a table like users.id then insert that result to an different table column field? this is how i call the table that need to insert results ...
0
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1answer
31 views

writing inner join in wpdb

I have a problem in writing SQL Inner Join syntax in wordpress, This logic should definitely work, I tried this in phpmyadmin and it works fine SELECT booking_calendars.cal_name FROM ...
4
votes
2answers
2k views

Set page template for all pages?

I know the page template is set in the wpdb as meta_key = _wp_page_template and meta_value = template.php. How can I write a SQL script to set each post where post_type = 'page' to a specific ...
0
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1answer
268 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 ...
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2answers
90 views

Query All users that has post

I have this query so far : $user_args = array( 'role' => 'frontend_vendor', 'orderby' => 'display_name', 'order' => 'ASC', ...
0
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1answer
20 views

Get multisite count without php?

I'm writing a program in Python that outputs information about Wordpress installations and I'm adding some features to detect Multisite installations and their details. I would like it to print how ...
0
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0answers
52 views

Fill table in WordPress with MySQL data

I'm unsure on how to do this as I've never coded a MySQL database directly into a website, so I appreciate any help I can get. What I want to accomplish: I have a MySQL table in my website's ...
0
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1answer
71 views

Inner join overrides Advanced Custom Fields plugin's get_field [closed]

I have this search that I made with inner join and where clause. I no longer get get_field() values, they all return false. How can I get ACF to work again? It must be something silly that I don't ...
0
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0answers
77 views

$wpdb->query(update) not working as supposed when passing GET request in the where clause

I have made a table 'wp_mostfavourite' in wordpress database, it has got three fields, 'serialno', 'postid', 'counts'. The 'counts' is supposed to be increased by 1, whenever the following query is ...
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1answer
63 views

How to get product order by two custom taxonomy in wordpress

Yesterday i stuck in the middle of code that how could i retrieve product belong to specific custom taxonomy ordered by other taxonomy. Table wp_posts: id | post_title ---------------------- ...
0
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1answer
361 views

Get updated query results on page after insert in database

I am working in wordpress. You will see two queries one is select and the other is insert query. I want that after my insert query is run i get updated results on my page. The select query has a form ...
0
votes
2answers
4k views

SQL - Pull products of particular category from a remote WordPress woocommerce db

I connected to the db and successfully pulled products data. Now I want to to display products from specific category. The store is using woocommerce. The landing page is in different location so I ...
0
votes
0answers
65 views

Best practice for writing backend forms to interact with database

I am responsible for a Wordpress site where ingredients, recipes, allergens and similar data is inserted into the database. All the columns in the database are separate from the Wordpress database, ...
0
votes
1answer
340 views

Second completely independent and disposable Wordpress installation in subdirectory?

I know this may have been asked before, but I didn't find an exact answer, so yeah ... I have a wordpress installation in the main directory of my Webspace (hosted @ Strato) and I want to install a ...
0
votes
1answer
93 views

Remove empty rows from the database

I'm writing a script to alter the post content column in the database and I just notice it has a lot of empty rows, these seem to be deleted posts that now have no content or anything, I don't like ...
0
votes
1answer
33 views

How to set max users to 17.000

For a website i need a range of user_id's from 10.000 to 17.000 I've already been able to set the minimum, but i'm clueless as how to set the maximum. I've been Googling around for a while now, hoping ...
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votes
1answer
75 views

Removing the first image in content

I've been using this code: function remove_first_image ($content) { if (!is_page() && !is_feed() && !is_feed()) { $content = preg_replace("/<img[^>]+\>/i", "", $content, 1); ...
0
votes
1answer
95 views

How to create a post based on data in a table?

I have a MySQL table which I created that contains fields for a Title and a Body. There about 100 records in this table. I would like to create a Wordpress post for each row in this table. Is that ...
0
votes
0answers
286 views

How to export table from database in CSV file format (making custom plugin)

I am making a plugin. It stores emails in table of a database via html form and displays the emails in administrator page. I also want to include a button, that enables the export of emails in CSV ...
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0answers
173 views

Slow SQL_CALC_FOUND_ROWS Query

We are experiencing very slow performance with queries that use SQL_CALC_FOUND_ROWS within the admin section of WordPress. We currently have about 125,000 posts on our site and use Varnish to cache ...
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1answer
142 views

What might be the reason of Couldn't fetch mysqli_result on another domain?

I'm developing a plugin and it works fine on my Wordpress website, but I've tested it on other domains with different Wordpress instances. When trying to activate the plugin on some other sites and ...
0
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1answer
182 views

Wordpress doesn't display accents after migration

I know this is a common question, but I've searched a lot and only experience this since a few months, without knowing what's causing this issue of course, maybe since a Wordpress update. This is now ...
2
votes
1answer
32 views

What are conventions about the schema of the $table_prefix

I wonder if there are any conventions or best practices about the table prefix of any WordPress set up. The official documentation on wordpress.org does not make any statements to that topic. ...
0
votes
1answer
50 views

Changing order of db results when encoding to JSON

There is probably a very simple solution to this but I just can't work it out. I am getting some info from the wp database, bypassing WP's built in classes, then echoing the results as encoded JSON ...
0
votes
1answer
56 views

WP_Query always returning the last custom post

I have code that works fine on our live system, and I'm porting it to a new theme. In the new theme, the WP_Query always seems to return the last custom post. My function is: function ...
0
votes
1answer
55 views

Wordpress mysql table double prefixes

Currently working on updating a wordpress website for a client of mine. The wordpress mysql database has double prefixes in it though. The standard wp_ prefix and her own custom prefix for the ...
0
votes
1answer
61 views

WP Database generate content for post_name column

I ran a query that deleted all content in post_name (used for SEO-friendly URLs) column. UPDATE wp_posts SET post_name = '' I thought that WordPress would automatically populate new ones if I ...
0
votes
0answers
50 views

Setting up automated post status change / delete system

Haha, first of all, I've been asking all my WP questions in stackoverflow and then wondered why everybody said they don't know nothing about WP. My question is simple: What's the best way in your ...
0
votes
1answer
43 views

Conditional statement within WP SQL query

I have a form on a Wordpress page posting data to a table called 'members'. I have a second page displaying this data in a table. All is working well. The data is being displayed using: $myrows = ...
0
votes
1answer
63 views

MySQL Select within WP Page template

I have one WP page which contains a form that posts data to a table in the Wordpress database called "members", data such as first name, surname, email, role and bio. Table posts fine and data is ...
0
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1answer
62 views

Check if a database is well installed

I tried to install wordpress under eclipse and xampp under ubuntu. I created the database (user: root, password: empty) by a sql command create database wordpress;, that is it. The wordpress seems to ...
0
votes
1answer
87 views

What are the issues associated with upgrading MySQL for Wordpress?

What are the issues associated with upgrading MySQL from 5.1 up to 5.5 for a server hosting multiple Wordpress sites? Will there be problems with the database after the upgrade? I have Plesk 12 ...
1
vote
2answers
49 views

How to get the total number of meta_values based on a custom post type?

I need to display the total number of votes that have been made for a specific custom post type. Here's an example of how the wp_postmeta table looks for these keys/values: meta_id post_id meta_key ...
0
votes
1answer
50 views

Mysql SELECT posts

how i can get posts via MYSQL from posts where language is 'en' and 'ru' I have this query $sql = "SELECT p1.*, wm2.meta_value FROM wp_posts p1 LEFT JOIN wp_postmeta wm1 ON ( wm1.post_id = ...
0
votes
0answers
21 views

Does WP query update accept variables being built into it?

Trying to figure out if this is a WP specific quirk. The var_dump code shows the correct string to be inserted but the last query dump at the end shows an incomplete query with no variable being ...
0
votes
1answer
45 views

Can I use mysql queries to replace query_posts()?

I have a template that seems to only accept variables given though query_posts(), which appears to work like get_posts(), but it's too restricting. So I need to either do it somehow without ...
0
votes
1answer
52 views

New post from database

I have data stored in DB (mysql) I want to creat new post for each row I have created custom post type with custom fields Beside xml rpc is there any other way. Cheers
0
votes
1answer
53 views

Create a new table on the database and save parameters from a contact form

I have a wordpress function in functions.php which gets parameters from a form I made and gets parameters like IP addresses and UTM tags (from the URL) and sends them to me by email. I want to get ...
0
votes
0answers
31 views

$wpdb how can i save my postmeta table before querying it

This function is in my functions.php file. The query returns the value I'm looking for via phpmyadmin, but only AFTER the function has been run in WordPress. add_action( 'transition_post_status', ...
0
votes
0answers
61 views

MySQL query in Functions.php using inner join to override/add to search

I'm setting up a radial geo-location search. I have users select a zipcode and a radius to search within. I want to use the regular search site.com?/s=abcd&zipcode=90210&radius=10 I look up ...
1
vote
0answers
251 views

Wordpress Deadlock Error

I see more of this error these days in error_log. I see that someone asked this question here a year ago but no solution. Please advise what is causing this issue. Already, tried deactivating some ...
0
votes
0answers
108 views

Create Database Tables on Plugin Activation hook

My function which have code for table creation function hotel_install() { $path=ABSPATH . 'wp-config.php'; require_once ($path); global $wpdb; $charset_collate = ...
1
vote
1answer
92 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 ...
1
vote
2answers
4k views

How to Query Database for posts with certain Taxonomy Term

I want to write a select query to return data on only posts which have are associated with the taxonomy term food-and-beverage SELECT wp_postmeta . * , wp_posts.post_name FROM wp_posts, wp_postmeta, ...
0
votes
0answers
24 views

Is it important to add Engine while importing database?

I am importing wordpress database sql file, but destination phpmyadmin not allowing to add ENGINE and CHARSET, But without that file imported and ENGINE, CHARSET is by default. Please tell me is it ...
0
votes
0answers
13 views

Simple SQL Query in wordpress

I want to write a single SQL Query wordpress table wp_options With field name as option_value For table wp_options field, option_value, where i want to get user_id and its all associated images ...