The wpdb class, accessed via the $wpdb global variable, is used to interact with the WordPress database

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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 ...
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22 views

$wpdb->get_var not matching after first loop through foreach

I'm trying to match my array with a entries in a table and retrieving the ID of the entry. So I have the following array called $features. Array ( [0] => Body Side Moldings: ...
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36 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', ...
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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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218 views

Export Wordpress Table to CSV from page

I want to export my members table to csv format on my default download location. So I used a shortcode in functions.php and called it on a page. I am getting an already sent header warning and csv ...
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226 views

Passed variable gets undefined variable error on insert on next page

I am passing a variable with $_POST to another page and on the destination page I want to perform an insert operation and want to use that passed value . The variable "$mygroup" is coming from a forms ...
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31 views

Get wp_dropdown_users to set variable in page

I have a page my-bookings.php which is generated by Events Manager Pro Plugin. Is shows all bookings made for the logged in user. Great overview, but the same overview is not available for Admins and ...
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56 views

I am not getting result from php function that is json encoded

So I am trying to build an array of post data. But when I json encoded it I am not getting back the post object data from the database. Here are my two functions public function ...
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25 views

wpdb insert escaping

I have created a function that adds some data to a database table using wpdb->insert() Each time the form is submit it adds back slashes to single quote ' character, if form validation fails and ...
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62 views

Loading posts from another wordpress database on the same server

I've searched quite a while and found several solution but apparently I'm doing a lot of stuff wrong. I'm having 4 different Wordpress sites and need to load the latest 2 posts of each site. For ...
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57 views

Object Cache - Avoid db queries totally

I am using object cache and have cached just about all queries but am stuck with the last 3, on a post archive page. They are all wp core queries. SELECT SQL_CALC_FOUND_ROWS wpm_posts.ID FROM ...
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50 views

wpdb giving different results then query in SQL Editor

I'm trying to read candidates and the relation with expertises from 2 custom tables in my WP Database. This is my WPDB query : $candidates = $wpdb->get_results(" SELECT * FROM ...
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55 views

Run insert if no entry otherwise run update with ajax

Below function works with ajax ... but I am getting a null result ... I want that if there is no data in the database then insert operation is performed and when there is data the update should work. ...
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201 views

$wpdb->get_results returns NULL

$qry = 'select * from wp_wcmanage_9999 where order_updated IS NULL'; $get_orders_data = $wpdb->get_results($qry, ARRAY_A); var_dump($get_orders_data);// Returns NULL When i am executing same ...
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136 views

Inserting and updating rows with wpdb indreases integer fields by 1 point sometimes

OK, here is the situation: I have a table with the fields "ID" (int, auto incremented), "query" (text), and "counter" (int). I am trying to make it so if a selected value exists in the "query" column, ...
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254 views

sanitize_text_field and apostrophe problem

I've written a custom plugin to send data via a form to a personal database, different from the WP one. Everything is working fine except the fact that when you write a name, for example D'ALESSANDRO, ...
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198 views

Save customizer default values to DB on theme activation

i am working with multisite. each time i activate some theme in new blog, i need to go to customizer and click the "save" to save all the values to db so i could use the with get_theme_mod if there ...
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109 views

$wpdb->insert running multiple times?

Im trying to run a $wpdb->insert ONCE on every page load (for testing purposes). The insert will insert a meta field for a post type. I have tried hooking the insert function into "init", add it to ...
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30 views

get_results is not working properly

I tried to find an answer in many forums for this problem, but it has been impossible. My problem is that when I do $wpdb->get_results in an empty table, mi webpage immediately stops working. ...
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66 views

Ordering list of users by last name and then by first name

I have a page listing users with certain custom roles, ordered by last name in alphabetical order. So far, so good. The problem is when two users have the same last name (i.e. John Doe and Rick Doe). ...
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139 views

Query postmeta values, and return multiple post_titles for common meta value

As of now I query the DB: global $wpdb; $query = $wpdb->prepare(' SELECT p.post_id, p.meta_value, pm.post_title FROM %1$s AS p JOIN %2$s AS pm ON ...
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221 views

Ajax Form data is not posted back to the get_results()

I am trying to run a wordpress wpdb->get_results select query and I want to get the search criteria from a textbox. I want to do it form and with ajax without refreshing the page. No matter what I do ...
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144 views

Update all fields of table with ON DUPLICATE KEY UPDATE command

I write code with $wpdb->insert command into the database table wp_coin_price. After inserting data in the table, I write code to update all fields with ON DUPLICATE KEY UPDATE, but it's not ...
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141 views

Using $wpdb (WPDB class) 'replace' with multiple WHERE criteria problem

I have two fields that are used to identify a particular row (acting as a composite key). If it does not exist, I wish to insert a new row. The REPLACE function ...
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54 views

Wordpress - wpdb query does not list same result as sql query

I have a very weird issue with wpdb which is freaking me out. My database has the following data: INSERT INTO `wp_clb_likes` (`id`, `post_id`, `user_ip`, `time`) VALUES (5,11511,'::1','2015-01-25 ...
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174 views

why nl2br() is adding an extra <br>?

I store the text with wpdb->insert. While retrieving it with wpdb->get_results I echo it with nl2br() function to preserve the new lines (or it will be echoed without line breks). Problem is ...
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87 views

What is the best practice to initialise $wpdb by loading wp-load.php?

Why do users with high reputations suggest loading wp-load.php with a full path? My question is simple and was originally intended as an answer to this question. However I do not have a high enough ...
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15 views

Problem by dispaly inserted form

I've build a form and insert it's data into custom db by $wpdb. When I click on the submit button, page reloads and one row added to db but noting displays on website. You can see it at: my site ...
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51 views

why not changing site body after insert row by $wpdb?

I've create custom table and insert, update and delete it's values by $wpdb My problem: when i click on submit or send button, despite changing value in database (add a row, update value and ...), ...
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24 views

WP DB Location for “Next Post to Create” Index Value

I have a malformed DB (no mystery here, I deleted some data directly rather than through the WP admin interface). I've deleted all posts and meta for 400+ but when I create a new post, the sequencing ...
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146 views

Fetching array of postmeta with $wpdb and in_array conditional

I'm trying to fetch an array of all entries to a specific meta key and then check to see if the user input value exists in that array. I've checked the data base for the query and I see the meta ...
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133 views

Storing PHP structure data in the wp_options table?

I searched too much about that but can't find resonable answer of that question I am creating a WordPress plugin that has so many options that I need to store so to store data using option API which ...
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77 views

Insert data to DB

I create plugin and that plugin, when is activate, create new table in DB.. Now i need to insert some data like (firstname, lastname..) in that table.. Here is my form : <form name="cool_form" ...
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745 views

Get results from wordpress data custom table

Firstly i created a custom table into the wpdb : global $wpdb; $table_name = $wpdb->prefix . 'countdown_table'; $sql = ' `id` int(11) NOT NULL AUTO_INCREMENT, `styleName` varchar(255) ...
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47 views

wordpress plugin admin area save settings

I am brand new in wp plugin development and i need your help cause throw web the answers that i find confused me. So i would like to make a countdown timer wp plugin for my website that will display ...
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404 views

$wpdb->get_results in not an array

Using get_result I receive an "Invalid argument supplied for foreach()" because is not an array. I tried with get_col but I don't know how to extract the data and I don't know the difference between ...
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174 views

Why are Wordpress e-mails full of “mysql_real_escape_string” errors? (wp-db.php)

Since recently all Wordpress e-mails, which include Woocommerce order confirmation emails, are full of errors like these: Warning: mysql_real_escape_string(): 19 is not a valid MySQL-Link resource in ...
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24 views

adding a log row log table, when the draft post publish

i wrote some codes, about wpdb update query. but update_post meta works fine but, wpdb update query doesn't. where am i wrong ? here is the code ; add_action('publish_post', ...
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38 views

Issue On WordPress multisite its create new table for each user

I am using WordPress for multisite all configuration are right, but it's create new table for each user like (wp_1_options, wp_2_options, wp_3_options etc for each table) it's a very big issue for me. ...
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49 views

How to make iteration on wpdb->update or query statement?

I want to change post_names with iteration; I have similar post names and want to change them by foreach iteration. Initial post name is "one-book" and there are 30 similar names. I want to change ...
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151 views

Fire query on ajax post url page

Here i am sending the ajax response to load_post.php page from my ajax call.I am getting response on load_post.php on load_post.php i have to fire word press query. I was try this but getting bellow ...
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115 views

WPDB update is not working for tables with large number of columns

I am using a form to update a cutom WP datatable. The update function is working fine for all the table except one which have 14columns. I can delete the rows but can't edit any entries. For edit I am ...
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722 views

How to add more custom fields in user meta table simultaneously

I am working on a task in which i have to submit some records to user_meta table at form submitting. Actually it is related to employee data and i just want to add records in user meta table. I am ...
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137 views

Query Distinct Taxonomies of Custom Post Type

I have a custom post type called "coupons". These coupons can then be drilled down by "city". City is a custom field that is defined for each individual "coupon". I am then trying to modify a sidebar ...
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114 views

There is way to improve this query? wordpress get post data and some meta data

Suppose we have 2 blog with different database A and B. I want to get some post from Blog B to show them on Blog A. The problem comes when the posts have much metadata (custom field for example) that ...
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166 views

Best way to execute custom page-specific mysql queries

I would like to query a secondary mysql database (not the Wordpress mysql database) with page-specific queries. I've seen many answers / tutorials on setting up a secondary mysql database, like: ...
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81 views

Proper way to trigger a MySQL query via link in a plugin

I am trying to develop a module in my WordPress plugin that will delete an entry from the database. The only issue is related to the trigger action. I've tried to send my users directly to the page ...
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627 views

Using the same shortcode to show any table from the database

I have a little question for you. I want to create a shortcode that makes a table with data that I have stored in a database. But i want to send the shortcode an attribute, to specify which table ...
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56 views

$wpdb: how to use a query as a base for another query?

I've got this query: select p.ID, p.post_title, p.post_content, t.term_id, tt.taxonomy, t.name, t.slug, tt.count from bdu_posts p inner join bdu_term_relationships rel on p.ID = rel.object_id inner ...
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84 views

Update tags to 10,000+ posts with wpdb?

I have over 10,000 posts on a site which all need to have a tag added to them. WP_Query is either running out of memory or timing out on my server and in the past running large queries with this ...