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

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69 views

Fixing wpdb->get_results and wpdb->prepare?

So I have been using the theme Vilan from ThemeForest. Along with the theme come a couple of plugins, of which one is Revolution Slider. I'm also using Bedrock by Roots. I'm getting the following ...
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43 views

Run posts_where and posts_join only on the main query

Using the pre_get_posts hook, I'm able to take $query as an argument. But on posts_where and posts_join hook, I receive the respective clauses and not the query. The problem is that the hook is ...
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308 views

wpdb inside foreach loop only returns first result - 2 other similar cases found

@Milo Problem solved, found spaces in the array $arrname. I was trying to get post id using post_name. First of all I stored all post_name in an array an then loop through the array to use the key ...
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1answer
9 views

Creates only one table and not the other

I have this function to create two tables when I activate the plugin. Only the wp_wpt_stats table are being created and not the wp_wpt_list. I know the dbdelta is picky, but I can't see what I'm doing ...
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2answers
73 views

Shared Custom post type between WP network sites

I'm developing four websites which are separate, besides the Events (custom post type). Three of the websites are WP, and I've got them in a Network. I would like Events to show up in all three Admin ...
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2answers
98 views

$wpdb->replace / Replace or update primary key

I write code to save data in to the database table. I want Replace a row in a table if it exists or insert a new row in a table if the row did not already exist. ...
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40 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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34 views

WPDB Table Does Not Exist

From this code: global $wpdb; $sidebar_table = $wpdb->prefix . 'w3care_sidebar_position'; $checkad = $wpdb->get_results( $wpdb->prepare( "SELECT ad_id, sidebar_position, ad_type FROM `%s` ...
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95 views

Wordpress Insert not working with ajax

I am trying to enter insert data with form in wordpress and want to use ajax for that. Without ajax it works fine but when I use ajax pressing the submit button gives 0 in result and the data is not ...
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49 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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1answer
22 views

How does the WXR file differ from the WPDB?

I'm looking to make it so an administrator can do a complete backup of a WordPress website with the click of a button in the administration pages. In doing so, I figure the code would need to backup ...
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43 views

Query Custom Fields in Searchform

In my searchform.php I want to query the values of a custom field, add them into a dropdown, and return a link to a corresponding page upon submit. Thus far I can create the values dropdown: global ...
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1answer
67 views

Why $wpdb->show_errors() and print_error() is showing an output even if the query output is correct?

In order of figuring out the following issue, see Sanitize a working query string by using $wpdb->prepare() fails with MySQL DB error "right syntax to use near '3' at line 1" i ...
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66 views

Sanitize a working query string by using $wpdb->prepare() fails with MySQL DB error “right syntax to use near '3' at line 1”

I was using the following properly working query so far: $querystr = " SELECT wposts.* FROM $wpdb->posts wposts, $wpdb->postmeta wpostmeta1, $wpdb->postmeta wpostmeta2 WHERE wposts.ID ...
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134 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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1answer
48 views

Ajax Query returns zero

I am doing simple wordpress select query and want to do this with ajax jquery and do not want the page to refresh when I press search button and writing text in search textbox. As soon as I press ...
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1answer
73 views

Search query with Ajax

I'm running a $wpdb select query and getting it’s parameter from a textbox. Result shows as soon as I press the search button, but I want to do the same with Ajax without refreshing the page. I have ...
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59 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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2answers
68 views

$wpdb->query can't insert data

I Write Code to Save data in the Wordpress database table (table name is wp_fafa) But Can't Save data in $qry = $wpdb->query( "INSERT INTO `wp_fafa` ...
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1answer
31 views

Why won't this wpdb get_results query return results?

Having trouble with this query. It returns an empty array even though I know the variables are correct and that multiple rows exist in the database that match. $results_a = $wpdb->get_results( ...
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42 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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1answer
28 views

WPDB for post count on post

I figured out how to show the count of a custom post type on author.php . I am trying to display the stats on their custom post as well. The same query does not work. How can I show the amount of ...
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1answer
32 views

MySQL queries in Wordpress

I have a MySQL database table called stock which holds a stock record on items for sale. When querying the database using PHP I have no issue, but when I try to do it through WordPress it doesn't ...
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2answers
154 views

Return only Count from a wp_query request?

Is it possible with the standard build-in tools in Wordpress to get wp_query to only return the count of an query? Right now, I’ve a query which has several meta_queries but what the only thing I’m ...
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78 views

wpdb query using duplicate key to check update/insert

I am trying to use the query below to insert a row into my wp_postmeta table. If this row exists already e.g the meta_id key is not unique I need it to update this row with the meta_value at the end ...
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87 views

convert custom query to wp_query

I have used classipress theme My query is as below $querydetails = " SELECT wposts.* FROM $wpdb->posts wposts INNER JOIN $wpdb->postmeta wpostmeta ON wposts.ID = wpostmeta.post_id ...
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46 views

Created a function similar to facebook events with [ Attending / Not attending ] options

I modified and extended an event plugin on wordpress that is being hosted on GITHUB then finally came up with this idea in a separate PHP file and added options such as the ATTENDING and NOT ATTENDING ...
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1answer
71 views

Protect custom form from SQL injection

I'm trying to understand how to protect my custom form from possible attacks. I send a data via a form, let's say userdata, then I read it: $userdata = $_POST['userdata'] I put it into an array to ...
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22 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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2answers
67 views

Displaying data from another database

I'm working on custom plugin that will pull property information from our non-wordpress database. That is working just fine. Where I'm having problems is getting the whole front end piece to work. ...
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3answers
587 views

How do I check for a duplicate record before inserting using wpdb

I am inserting a row into a custom table in a wordpress database. this is the code: $wpdb->insert( 'wp_pl_my_parts', array( 'user_ID' => $user_ID, ...
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63 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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29 views

Retrieve a list of users based on some conditions

What am I doing wrong on this query? The main issue is the var_dump returns null. The query works fine in phpMyAdmin. global $wpdb; $users = $wpdb->get_results( $wpdb->prepare( ...
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1answer
29 views

Write mysql credentials in plugin

I've to create a custom plugin to print data from a database different from the wordpress one. I'm using wpdb. Is it fine, from a security point, to write database credantials in the plugin files in ...
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1answer
47 views

Doubt using $wpbd->get_col for a single column

$table = $wpdb->prefix . 'posts'; foreach ( $wpdb->get_col( "DESC " . $table, 0 ) as $column ){//get all columns from wp_posts echo "<div><p>". ...
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4k views

AJAX with Selectbox Plugins (Select2, Chosen, Selectize)

I have been searching all over the internet for tutorials on implementing AJAX actions from jQuery selectbox plugins such as Select2 , Selectize and Chosen. (these plugins look better than the inbuilt ...
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1answer
74 views

Using wpdb without loading all plug-ins via wp-load.php

I'm trying to prevent WP from loading all plug-ins when including wp-load.php, since I don't really need them nor the usual WP actions/filters. All I need is the WPDB class to query the database ...
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1answer
44 views

pre_get_posts or $where, which one to use?

i have a custom search widget, that is searching only one custom post type that contain a meta_key that is greater than or equal to 1, in which i am gathering post_id. of all of those post_id(s), i ...
0
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1answer
121 views

Problem on wpdb queries, wp_insert_post, wp_insert_user etc. The query runs twice

Anyone encountered this issue? I have created a custom php script which adds a new post by using wp_insert_post() but everytime I run the code it creates a 2 new post where in it should be only be ...
0
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1answer
36 views

using same mysql user with many databases

As we know that in order to connect WP with database we should to define mysql username and password in wp-config.php, so at that point i have a question regarding security or ( some sort of ...
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1answer
50 views

WP Sql query multiple where clause

I'm trying to get the users that have registered after a specific time (this case $today) and who have the newsletter field true and the account false. This is what I have so far but the result is ...
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27 views

How to query for the first 5 elements published?

<div class="content left"> <div class="wrapper"> <div class="gallery-single-content left"> <div class="gallery-filter left" style="display: none;"> ...
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50 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 ...
0
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1answer
63 views

Using WPDB->Insert()

Hello I have been developing in PHP and now am just starting the transition to Wordpress. In PHP I have this -> // Prepare statement $sqlstatement = $conn->prepare("INSERT INTO importtest ...
2
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1answer
59 views

Wpdb query for comment meta for current post

I have a comment meta field that displays a rating for each comment, I was wondering if there is any way I can query the database to get the sum total of these ratings for each post. I have included ...
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3answers
847 views

How might I retrieve a featured post image from an external WP site and display it as a link back?

I have two WP sites. I want to reach from one of them, into the other, and retrieve specific featured images for posts, and display them with a link to that post. I am using this line (with the ...
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1answer
18 views

Save sql file after doing insert wpdb

My code below takes an xml file and inserts it into a database table. However, I would also like to save the full insert query as a backup. Is it possible to write out the query built by wpdb so that ...
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1answer
76 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 ...
0
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1answer
153 views

WPDB update row with != in where clause

I'm using wpdb to develop a plugin to add a custom form to wordpress. To update a row, I use an array and wpdb->update(). WP Class Reference says: My SQL code should be something like UPDATE ...
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1answer
627 views

How to fetch records from database WordPress

index.php: <?php $new=$wpdb->query("select * from wp_posts where post_title='Auto Draft'"); $new1=mysql_fetch_row($new); echo $new1[0]; ?> How to fetch record from database? How ...