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

learn more… | top users | synonyms

3
votes
1answer
190 views

Detecting errors generated by $wpdb->get_results()

How do I detect errors when using $wpdb->get_results()? For example: $result = $wpdb->get_results("SELECT * FROM this is not a valid query"); The preceding code doesn't generate any exceptions ...
3
votes
1answer
343 views

Change post status based on meta value

I have this cron set up to trash posts x days after it is posted. This works. Edit: Added my answer to my question. add_action( 'wp', 'do_trash_ads' ); function do_trash_ads() { if ( ! ...
2
votes
1answer
123 views

How to update records using $wpdb?

I am migrating non-wp database to Wordpress (for the first time in my life, and hopefully the last). As both new and old websites are multilingual, one of the tasks for me is to connect the articles ...
2
votes
1answer
89 views

XOR functionality for meta_query

I'm trying to resolve the problem with event displaying. An event has its start and end dates, written in meta. For example, event starts on (dmY) 03.04.2013 and ends up on 08.04.2013. Using WP_query ...
2
votes
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 ...
1
vote
1answer
430 views

wpdb->insert and stripslashes against sql injection

I've been reading the codex at this page: http://codex.wordpress.org/Function_Reference/stripslashes_deep The code i wrote before reading that page is this: $data = array( 'col1' => ...
1
vote
1answer
26 views

Super administrator db name

As I cant test this(cant find any docs and dont have an multisite setup) I need to know the db name of the Super Administrator. So how is this role stored inside the wp db? It's probably something ...
1
vote
1answer
43 views

Get a row from a separate table by matching a posts meta_key to a tables ID column

I am trying to match a posts meta_key value to a separate tables column ID and call that row/array in the single-listing.php. I have a meta_key value that is called dot_number. The table is called ...
1
vote
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 ...
0
votes
1answer
16 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` ...
0
votes
1answer
23 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 ...
0
votes
1answer
26 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 ...
0
votes
1answer
10 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( ...
0
votes
1answer
23 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 ...
0
votes
1answer
26 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 ...
0
votes
1answer
18 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 ...
0
votes
1answer
26 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>". ...
0
votes
1answer
68 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
votes
1answer
67 views

How to use ajax in wordpress plugin to get data from coustom DB?

i have created php script that work great as stand alone. now i need to create this script as wordpress plugin. so i have created custom table in wordpress DB. then i tried to make the ajax call. in ...
0
votes
1answer
40 views

How to fetch results from database

I'm attempting to customize a wordpress theme. I've added custom field cp_job with form submission. This indicates if the ad is either Buyer(Buying services) or Seller(selling services), which is now ...
0
votes
0answers
26 views

Returning error with WP Insert without getting an error in error log

I'm checking if a key exists in my database using $wp_db->insert() and am executing code based on the result. I know that if a row already exists it will return false and I want to use that to execute ...
0
votes
0answers
25 views

How to operate two wordpress databases simulataneously?

I am having a situation, where i have two wordpress sites. One is for saving the data and content and other is for showing the data/content. Now the situation is, i want a user to register on one ...
0
votes
0answers
25 views

How To Structure A Wordpress Database Query?

I have an array containing the IDs of the rows I want to update: $matches = array('abc123', 'def456', 'ghi789'); Rows with those IDs must be updated so that their 'confirmed' value is changed from ...
0
votes
0answers
61 views

Processing form post data using database queries to construct custom query string

I have a form on my wordpress site. On form submission I want to: 1) Capture the form data 2) Run database queries using these data 3) Process the results and use these to construct a query string 4) ...
0
votes
0answers
90 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 ...
0
votes
0answers
19 views

How to detect if website has a mapped domain attached to it on multisite network

I'm trying to to detect if a website has a mapped domain attached to it on a multisite network. If not, disable search engine visibility. This is what I have so far: //* Disable search engine ...
0
votes
0answers
50 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 ...
0
votes
0answers
343 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 ...
0
votes
0answers
94 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 ...
0
votes
0answers
203 views

Get thumbnail using wpdb from external wordpress database

I'm trying to get thumbnails from posts using a wpdb query where the wordpress database I'm querying is not the one from which the wpdb query is being called. That may be a little unclear, so here is ...
0
votes
0answers
95 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 ...
0
votes
0answers
55 views

Run query once inside a loop

I am trying to prevent to much queries inside a plugin one of my plugins. I have a query inside a function which will output a complete block with some layout elements and an input element which will ...
0
votes
0answers
82 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: ...
0
votes
0answers
46 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 ...
0
votes
0answers
152 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 ...
0
votes
0answers
43 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 ...
0
votes
0answers
64 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 ...
0
votes
0answers
3k 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 ...
0
votes
0answers
45 views

How Can I Put Meta_Compare in the Database-Query?

Yes, I know that this can easily be done with built in wp_query but I need this in Wpdb query. I have a custom field and I need to display posts where this field does not exist. By the way can I get ...
0
votes
0answers
76 views

$wpdb->prepare - supporting multiple search terms

I am trying to write an escaped SQL statement, for example: $sql = 'SELECT * from TABLE where column LIKE %searchterm% AND column LIKE %searchterm2%'; Except I don't know how to handle it, as I do ...
0
votes
0answers
82 views

Wpdb generates too many queries

I googled for hours, then found some codes on stackexchange (http://wordpress.stackexchange.com/a/108279/108270) and created the codes below. I'm trying to get alphabetical A-Z posts lists (e.g. A B C ...
0
votes
0answers
110 views

why is $wpdb->update() causing a DB error from within wp_set_password()

I have a page-template for my custom theme that enables the user to reset their password from the front-end. I'm calling wp_set_password() and everything runs but the password is not changed in the ...
0
votes
0answers
118 views

Wordpress plugin tables become corrupt

I have written a plugin that creates and uses 3 database tables. On rare occasion, all 3 database tables become corrupt but no other tables in the database exhibit similar conditions. It is pretty ...
0
votes
0answers
146 views

esc_sql inserting weird chars to DB

I am using esc_sql function for making safer SQL operations but i am mysteriously getting ? and &nbsp; in the DB table how can i avoid them. Edit : Here is my array after esc_sql() Array ( ...
0
votes
0answers
130 views

Displaying posts from last 24 hours in current category with pagination

I am trying to find a solution for this problem but unfortunately without any success. I've checked WordPress Codex (WP_Query & wpdb) and few other solutions from Internet and still I wasn't even ...
0
votes
0answers
105 views

Error inserting row into table

I am trying to insert a row into a table. Given below are the various functions to create table. insert data into the table- but its not working. Also given below is the sample output showing all ...
0
votes
0answers
113 views

Retrieve post data via WPDB class

I'm trying to figure out doing a custom query using the $wpdb Object. I have custom type posts, event_posts, that have meta data, images, as well as event dates which are input in the post with the ...
0
votes
0answers
113 views

get_query_var('paged') giving same result

I have a custom page, in that page i am using a custom select query for my search functionality. The problem is pagination not working. I used $on_page= get_query_var('paged'); for pagination. When ...
0
votes
0answers
148 views

Custom query on Wordpress custom table

I am working with a custom table where some values will be inserted or updated if they already exists, I have checked and rechecked the syntax and it seems to be working fine, if I run the same query ...
0
votes
0answers
151 views

Filter content by custom field and category

Im trying to filter an Wordpress request with 2 parameters. by a custom field (REGION) there are 6 regions by categorie, there are n-categories with 1 value per post. As result i would like to have ...