SQL (Structured Query Language) is a special-purpose programming language designed for managing data held in a relational database management system (RDBMS).

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21 views

Limit results of custom query to current category

I have created a geolocation system for a custom post type of services and have been working on a query to limit the results based on address/distance entered by the user. Everything seems to be ...
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3answers
51 views

Get all posts from db between 2 specified months

Am trying to get wp posts between two specific calendar month. The problem is, it is a annual year. So month starts from May and ends in Next year April. So each year output should start from May of ...
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17 views

Why Do I Still Getting Duplicate Rows in SQL?

I'm creating a Custom Freight System which stores the order and the products requested by the user into the WordPress Database. The Problem When I insert the product into the wp_my_custom_products ...
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2answers
70 views

What to create new post using wp_insert_post, but it repeat the post infinitely

this is my source global $page; $page_exists = $page->post_title; $another_db_user = 'user'; $another_db_pass = 'pass'; $another_db_name = 'name'; $another_db_host = ...
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2answers
56 views

Wordpress wpdb->insert returns int(0) => doesn't insert anything, no errors!

I am really clueless. I want to do an insertion in my WordPress plugin the problem is it doesn't return any errors nor it insert the stuff! I don't know how to fix this and really need your help. In ...
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0answers
20 views

WP_QUERY with alternating post types and pagination [duplicate]

I want to show both regular posts and a custom post type (event) on the homepage in a single loop. The event post type needs to be ordered by a custom field for the event date and show future events. ...
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2answers
134 views

How i make a custom sql query for Woocommerce

hello i have an ecommerce with Wordpress + Woocommerce, just yesterday a hacker boy or...i don't know moved all woocommerce products in to the trash.... there are lots of products and default ...
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1answer
38 views

How to order custom user list columns by datetime?

I am trying to add the ordering options to some custom user list columns I added in the Wordpress admin. This is my code : function mmm_user_sortable_columns_query( $userquery ){ if( 'test_date' ...
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32 views

SQL to update custom post field

I tried to update a custom field but I can't to this... I have a custom post that that I used for a fill months. Now I create a new date custom field called "data-edital". On the new posts, I put the ...
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0answers
28 views

Fast User Query Using SQL vs WP_User_Query

I've found that WP_User_Query() is very slow when dealing with more than 1,000 users and I have decided to use custom MySQL queries. In my code below, I pulled only user_id to make it work faster and ...
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1answer
38 views

WooCommerce - Order_itemmeta - Need to add meta_keys to table

I need to add 3 meta values to each order_item to the woocommerce_order_itemmeta table. Any suggestions how to create new meta_keys to be included in the table for all order items?
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58 views

How to get last order number in Woocommerce and insert next?

I am developing an offline product to retail. This will be sold by a distributor NOT through my website. I have an sequential order reference system based on woocommerce such as 152, 153 etc. I want ...
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0answers
31 views

Retrieving meta values from database to CSV

I am working on this database in which the data is serialized and it's in a multidimensional array. I am trying to retrieve the data from WordPress into a CSV file. I read that WordPress automatically ...
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1answer
24 views

$wpdb query for price in custom field value

A classifieds list site have only 3 criterias when searching products: the common search, category and region (for ZIP, city or full address) It's not enough and I really need to include a basic price ...
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1answer
20 views

Include post_status check within $wpdb query

I've got a function that returns a count from the database for publish posts that match the product ID to the post meta ID (both are the product type). I've realized this query returns unpublished ...
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0answers
18 views

SQL query works only if inclusive

I have a Wordpress website with, say, 5000 articles. I am trying to apply a query to filter all the posts with featured images not listed in some specific categories. I started with: SELECT ...
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0answers
55 views

SQL in WordPress get_var() not working

I created a few tables in my main WordPress database. Table names are: cards scards I put a plugin that lets me use PHP in pages, I used it in my other WordPress sites successfully but in this ...
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1answer
108 views

cron job to auto delete posts of a specific post type older than x days

I want to delete all posts of a specific post type (in this case "vfb_entry") that are older than 60 days. The cron job should run once a day. I have the following code but it's not working if I ...
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1answer
71 views

Insert multiple checkbox values

I am trying to insert multiple checkbox values in my database with the function insert() of WordPress, but it don't work same when I use a SQL request. Although my table exist I really don't see where ...
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0answers
15 views

Editing a Wordpress SQL table in Phpmyadmin, however its not saving

I'm trying to edit the wp_options table in Phpmyadmin, I can edit it fine using inline editing or the edit feature. Each time I log into phpmyadmin I can see the value has changed to the one I edited. ...
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0answers
67 views

I want to query for the 'post' and 'attachment' in wordpress using SQL query

How do I write a SQL query which will allow me to query for the 'post' and 'attachment' at the same time in MySQL? I am trying to get this information from the wordpress 'Posts' table. Please see my ...
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2answers
29 views

get_results() query not working only when entering strings

I'm trying to send a query to a database, WHERE works fine if I'm querying for a number but not for a string. Example, if I try: $all_pages = $wpdb->get_results('SELECT post_title, guid FROM ...
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1answer
30 views

Find by post_meta, then sort by post_meta, then sort by date (wp_posts)

I have a custom meta field that I find a list of posts from. This custom meta is a numerical attribute (1-10) and I need to sort by 1-10, but I also need to sort by post date. So if two items are ...
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0answers
65 views

SQL / Select users depending on meta value - meta keys, sorted by a meta value - meta key not in the select

I'm trying to select users with one of several meta keys corresponding to a meta value, and to sort the results by a meta value associated to a meta key which is not in the select. In other words, I ...
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1answer
317 views

Inserting Post Meta From SQL

I'm trying to get post meta to be updated/replaced with $wpdb and running into issues. I have working SQL, but cannot get it work when coding it up for my WP plugin. Extra note: The post meta being ...
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86 views

Exporting wp_posts and wp_postmeta as a single table entry per post

I’m trying to export all posts of a certain type (to run a report), and all the associated post meta data. I want a single entry for each post, with all associated meta data, e.g. “Middle Name” as a ...
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1answer
35 views

Custom post order when using OR relation

I have a custom post type named Faculty. They can be any of the type MCT, MLT, or MT. MCT -> A, B MLT -> C, E MT -> C, D I want to list all MLT and MT faculty on a page in order by last ...
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0answers
37 views

wpdb->update update the entire table instead of one row

I'm trying to use the update function of wpdb, like this: $wpdb->update( 'protocol_data_list', array( 'used' => 1 ), array( 'cod_protocollo' => $_POST['numero_protocollo'] ), ...
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1answer
56 views

How can I combine one field using wpdb and group by?

I have the following code in my functions.php where I'm trying to group the quantity sold from woocommerce orders into the variation selected on the product. My query is: $uvuorderposts = ...
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1answer
94 views

What does the $posts_join filter join to?

I am trying to use the posts_join filter to join 2 tables: wp_postmeta to wp_posts. I am a novice at SQL, so I'm not sure if I am confused because I don't understand how WordPress is implementing ...
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0answers
42 views

Render a Wordpress menu from outside Wordpress?

I would like to render a menu in another system outside wordpress using SQL to fetch the menu contents and some logic to build the actual menu. I turned on mysql logging to see what wordpress was ...
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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 = ...
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1answer
209 views

Add custom argument to WP_Query and modify SQL where clause

I'd like to be able to hook into WP_Query in such a way that I can add a custom argument to my WP_Query like: $q = new WP_Query([ 'my_cool_arg' => [ 1, 2, 3 ] ]); and then access this and ...
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0answers
37 views

Delete duplicate media in SQL only

I have uninstalled WPML and deleted all WPML tables in the DB. Now, I have duplicate media (one per old languages) in my SQL only (not in the FTP). I would like to delete these duplicates and only ...
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2answers
48 views

Database SQL Error, Should Work

I'm trying to get my posts to order by radius, and so far i'm struggling, I've been using the following tut by Steve MArks, http://biostall.com/performing-a-radial-search-with-wp_query-in-wordpress ...
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1answer
79 views

Database Query not working

I've been following a tutorial by Steve Marks which goes throught adding information from posts to a new Database Table as well as the usual postmeta one. However no matter what I try, It will not ...
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0answers
28 views

Nothing wrong with SQL but still getting an error

I'm developing a plugin and I need to perform a SQL query with GET parameter. The code looks like this: if (!empty($_GET['editDoc'])) { global $wpdb; $id = $_GET['editDoc']; $table_name ...
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1answer
70 views

Run an update query in a function

I need to run the below in a function, it updates my database if certain conditions are met. I can't get it to work and I can only assume its because of the "SET @newnum" at the beginning. I've ...
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0answers
82 views

External SQL Database (Login Details) to update wp_users with new users

I have an external database which currently has a Username and Password field, which are plain text (password field not using any hashing). Is it possible for when I update this database that it will ...
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1answer
50 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 = ...
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2answers
66 views

This wp_query will not return any posts and only seems to work with post_status inherit?

I'm having difficulty returning a list of posts. This file is contained in a plugin folder (ultimately I want to have a cron job just run the script here to delete posts with invalid urls in the given ...
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0answers
103 views

pre_get_posts with custom SQL

I have a scenario where there is a custom form on an archive page. I want to use pre_get_posts to modify what is displayed on the archive page, and show the paginated results. The issue is I first ...
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0answers
36 views

Insert the same row 3 times

I am trying to developing a plugin for body mass index. I am trying to enter a row while creating table in register_activation_hook. When activation is finished i see 3 same rows in database. Here is ...
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0answers
32 views

How do I update post based on meta_key in another table?

So I have a function that is called by the wp_schedule_event (cron job) once daily. The goal of the function is to set all posts with a field wpcf-engine-days-to-go that has a value of "0" to a draft. ...
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1answer
23 views

Sql query returns empty. But not

my sql query returns empty $sql = $wpdb->get_results('SELECT * from table1 WHERE id = ' .$bransId); And im sure that $bransId is not empty. ( i checked)
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0answers
50 views

Adding left join to sql query

im trying to get some extra data from another table with left join (or may be another join, because one data from one table ). But i couldn't success. Because my query is little bit different for me, ...
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0answers
38 views

Get adjacent post data, ordering by custom field values (by Wp-query?)

I want to build a custom version of the adjacent-function of wordpress post. I have two custom field values for each post, my layout is the following: metafield1 value 1 & metafield2 value 1 | ...
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0answers
25 views

Problems with database query where two metavalue-key pairs meet condition

I've been trying to put together a database query where the different meta_values of two different meta_keys match the query. One example would be: delivery_date is '2015/06/11' AND supplier is ...
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1answer
43 views

MySQL swap one table for another?

So I have a situation with this WordPress site I'm doing where I have to swap the positions of my featured images. I have two per post thanks to the Multiple Post Thumbnails plugin, but now whatever ...
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0answers
61 views

Show different content in the same URL

I have a blog powered by Wordpress. I need to show different contents in a same webpage according to the date. Say I have few posts with the url format: domain.com/post-01022015, ...