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

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280 views

WP_Query search by multiple meta key and distance

I am having two meta keys, longitude and latitude, and what I am trying to do is the equivalent of the google store location algorithm for distance, in wp_query: SELECT id, ( 3959 * acos( cos( ...
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2answers
487 views

$wpdb: Counting posts corresponding to 3 terms in 3 different taxonomies

It's easier if I made an example: I have a custom post type MYPOSTTYPE, with 3 taxonomies TAX_1, TAX_2 and TAX_3 If I have 3 terms: 'TERM_TAX_1' in TAX_1, 'TERM_TAX_2' in TAX_2, and 'TERM_TAX_3' in ...
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1answer
95 views

How do I batch create revisions of all posts?

I cleaned up an old-site from pasted tags, manually created lists, etc, and I'd like to keep the old posts as "revisions", so we can easily "compare" with the old posts and retrieve/revert the ...
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1answer
757 views

Get post featured image id with $wpdb

I'm not a sql expert, but with some help and copying from queries I've found on the web I got this working one that gets the 20 closest places (custom post type) to a specific latitude and longitude ...
2
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1answer
1k views

Get multiple custom field values in a $wpdb query [duplicate]

Possible Duplicate: How to query posts based on lat-lng coordinate as post meta? I want to create a $wpdb query that select the closest places (custom post type) near the current ...
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0answers
685 views

$wpdb->get_results() returns good result only in first foreach iteration

I've got strange issue when I am using $wpdb->get_results() in content-single.php in Twenty Eleven theme. $wpdb->get_results() returns proper values only in first loop iteration. I've got simple ...
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1answer
804 views

$wpdb not being defined in function: Fatal error: Call to a member function query() on a non-object

For some reason the $wpdb object is not being defined in one particular function. I have four other functions in the file that are using $wpdb and all are working fine except this one simple delete ...
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1answer
378 views

Converting the_content string to an array?

I have created a custom taxonomy, this taxonomy is dedicated to image attachments, when I upload my images $post->post_content returns a string like: '[caption id="attachment_98" align="alignnone" ...
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119 views

Compare string with post id in wpdb and do stuff when match is found

I'm looking for some help tying in with the wpdb to compare and change certain values. I'm very novice with mysql handling so I really appreciate any help on this matter! What I want to do is to go ...
2
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1answer
2k views

How to use wildcards in $wpdb queries using $wpdb->get_results & $wpdb->prepare?

I am attempting to make a custom search for BuddyPress groups. Here is my method: public function search_groups($string){ global $wpdb; $results = $wpdb->get_results($wpdb->prepare( ...
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1answer
367 views

Wordpress choose wrong database

I have 2 databases. When I include the database connection (with a include('filename.php');) wordpress acts really strange. I can't login, the wordpress username and password is right but it tries to ...
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993 views

Display data from a non wordpress database on a page template

I am using a sql query to access information to display on a wordpress page by adding the below code to a page template. I know the query works as I've tested it in phpmyadmin. $rows = ...
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36 views

Code only works every other time its run

This code below works fine as long as I leave the $wpdb query commented out. However, I'm trying to clear the current settings before I write the new ones into the db. That's the purpose of the $wpdb ...
0
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1answer
75 views

Nothing happens on Wordpress Update command

I made a function in Wordpress, which should update one field status to 0. But no changes are made to the database. I don't know what is the reason. Can someone please help. I tried looking into ...
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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'), ...
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1answer
866 views

Checking if meta_value exists for any user

I'm using gravity forms for a sign-up form and I set up a hidden field that is automatically filled with a random string generated and passed to the form by ...
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1answer
561 views

How to combine jQuery in-place editor with $wpdb->update

i am trying to use jQuery in-place editor (http://code.google.com/p/jquery-in-place-editor/) on WordPress to update certain values of a custom made table in my database. I am not really skilled with ...
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3answers
722 views

Why am i getting this error? WordPress database error: [Query was empty]

I am using Wordpress 3.4.2, latest version! I have no plugins installed except the one that I am writing. So Here's the deal, I'm reading a json feed and i'm trying to import its content into a ...
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1answer
160 views

Creating and Using Tables in the Wordpress Database

I plan on having over 2,000 pages per subject on my WordPress website and since each subject will require custom page types I would like to create tables for each subject in the WordPress Database. ...
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1answer
1k views

$wpdb query a post type within a specific taxonomy term while ordering posts by custom meta value?

I have a custom post type 'event', a custom meta field 'event_date' and a custom taxonomy 'locations'. I want to query $wpdb to retrieve posts in this way posts must be of the 'event' post type ...
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3answers
459 views

pull custom fields values from wp-database in a nested foreach loop

I am trying to display custom fields on my template values of which i am pulling from postmeta table doing something wrong with a loop or not writing the foreach args correctly not sure whats the ...
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2answers
369 views

Join new table with SQL query

I created a plugin with a new table (wp_soundcloud) and I need to retrieve the data from that new table along with the post data. Here is my query: $querystr = " SELECT $wpdb->posts.*, ...
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3answers
353 views

Detect featured image among the attached images

I use the following code to extract the attached images from a post with ID: $args = array( 'post_type' => 'attachment', 'post_parent' => $product_id, ...
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1answer
380 views

populate select options from extra mysql table data

hi guys i am trying to populate a select element with options from the data in one of my sql tables heres what i have so far: <? $SQL = "SELECT * FROM pt_country ORDER BY name"; $rs = ...
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1answer
524 views

How to split the a table in database?

Is there any option to split the tables in more tables in different databases? The problem is that my the wp_posts table is to big and it takes a lot of time to show in the Dashboards... (more than 20 ...
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1answer
824 views

Problem in creating table through plugin code

I'm using the following code to create the database table using plugin. However, the table is neither getting created nor I'm getting any error message. The code is as follows: global $wpdb; ...
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1answer
363 views

find a random blogid across my multisite network that has at least one post published

I need to find a random blog across my multisite network that has at least one post published of a certain post_type, and return its blogid as a variable so I can use it in a switch_to_blog() call. I ...
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1answer
119 views

Using WPDB to output raw XML fails because of wp-blog-header.php

I'm coding a plugin. One particular file of this plugin is supposed to pull data from the plugin's custom DB table, and output it with minimal processing as raw XML. The problem is, to get the WPDB ...
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1answer
749 views

Creating an auto result search bar

I'm trying to create a search bar that will show me titles of posts when the user types into the text field. I'm completely new to this and I really don't know how to go about doing this. What would ...
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2answers
121 views

Build index page from custom fields

Im starting to delve deeper into Wordpress custom fields and wanting to replicate this page in Wordpress: http://www.clubsact.com.au/corporate/index.php So my site is not tightly structured to a ...
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0answers
201 views

Query most popular terms by taxonomy over 2 week period

I have written SQL for a query that pulls the most used taxonomy terms for selected taxonomies that are published, do not have a parent post are not in a comma separated list over the past two weeks ...
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1answer
298 views

Problem adding 'has-children' class to wp_nav_menu

According to a number of references online, I should be able to use the following function to add the class, has-children, to menu items that have children under them: function ...
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1answer
35 views

How to dispaly post informations (such as titles) in an admin plugin menu page?

I'm trying to develop a WP plugin to show post(or page) related information (such as show all post title in a list) in an admin menu page. I tried to use "The Loop", but it seems like "The Loop" ...
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1answer
109 views

Are there risks associated with using wp_options table using wpdb to update theme options

I am making a theme and it has so many options that need to be updated via jquery's ajax.Having looked at ways of updating wp_options via ajax,i have hypothesised that updating the wp_options table ...
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2answers
436 views

Database slowdown after update to 3.4.1

I own a wordpress installation, and Updated to 3.4.1. After the upgrade, I got a very strange slowdown to my wordpress. After all, I used the define('SAVEQUERIES', true); in my wp-config.php with ...
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0answers
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wpdb updating record in wordpress with json adds extra array elements

This is killing me - I keep getting magical array elements added to my updated array in WP. For example if my query is (var_dumped below): string(70) "UPDATE wp_mytable SET already_played = '[9]' ...
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1answer
347 views

How Can I Use $wpdb in PayPal IPN file?

I'm currently writing a plugin that requires the PayPal IPN, since the IPN is not inside the main plugin file, I have no way to use $wpdb. If you know a way to do this that will work with all ...
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1answer
104 views

Different sql queries count indicator on the main page [closed]

I use w3_total_cache plugin. But i can`t understand what is going on sometimes. I have enabled database caching and debug info at the bottom. Sometimes on the main page 90-96 db queries, sometimes ...
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1answer
2k views

How to Get All Taxonomies AND All Terms For Each Taxonomy With Post Count Zero

Is there an easy way of obtaining every registered taxonomy and for each registered taxonomy, get all the terms for that taxonomy, and for each term, get the post count, without actually fetching all ...
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1answer
2k views

$wpdb->get_var not returning a result

I launched mysql and confirmed this query returns a result: mysql> SELECT * FROM wp_posts WHERE post_parent = 68 AND post_type = 'attachment' AND post_name = 'side-logo-auto2' LIMIT 1; 1 row in ...
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3answers
3k views

Custom $wpdb Query for Custom Post Type by Category

I am using the following code to output a list of items in my 'documents' Custom Post type by Year and Month. <ul> <?php $post_type = 'documents'; global $wpdb; /**/ $years = ...
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1answer
132 views

Altering term_id and name via $wpdb class

$s = $_POST['submitterms']; $querystr = " SELECT $wpdb->terms.* FROM $wpdb->terms WHERE lower($wpdb->terms.name) like '%$s%' "; ...
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2answers
803 views

Can i use php sql functions instead of $wpdb?

I'm new to WordPress and was wondering why in WordPress API do they tell you to use functions such as prepare(), insert(), get_col(), get_row(), query(), etc. when technically I can use the built-in ...
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1answer
478 views

SQL query not working in alphabetical post title/content search

I have an ajax request using wp_ajax sending one variable named "q" what I want to do is after the script get's the request to look inside the db and fetch the title and id of the corresponding posts ...
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2answers
321 views

Disable (or limit) queries when certain content (or data) is not needed (or showed)

Currently I am making a custom design for a site. The problem I'm seeing in Wordpress is about almost all data pulled out from the database. While in certain pages - like front-page.php - it only ...
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202 views

get_var is neither a string, integer, or array …?

$vote_count = $wpdb->get_var($wpdb->prepare("SELECT votes FROM wp_mytable WHERE product = %s AND company = %s", $product, $company)); ...
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1answer
816 views

PHP variables in mysql query

What is the consensus on how to insert variables in a MySQL query using the $wpdb->insert syntax: ($table, array($column=>$value),$format)? I know this hasn't worked: ...
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1answer
637 views

Wordpress db prepare

I am not trying to use $wpdb->insert, but prepare. Insert method will have one query string and an array which includes # of data which is not defined but will be defined for each query string ...
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3answers
3k views

SELECT max(meta_value) FROM wp_postmeta WHERE meta_key='price'… stops working when value is over 999

Overview: I am not trying to return a post. I simply want the single highest value for a particular meta_value across all posts... just the value itself. Details: I have added a custom meta_key ...
2
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1answer
1k views

get_results on large datasets

I am experimenting some very disturbing problem using a custom SQL query. I have a custom MySQL table called trading_datas having 165 lines for 4,4Mo. One field datas of my table is a big serialized ...