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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184 views

Using color schemes with Color Picker

What I'm doing User interface to change website colors - User can change colors individually (like menu color, footer color, content color), or use color scheme that will change all colors (values ...
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1answer
75 views

learn to run wpdb class

I want to learn how to run commands through WP rather than SQL commands I have a SQL command: SELECT post_id, (select meta_value from wp_postmeta where meta_key = a 'geo_latitude' AND x.post_id = ...
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1answer
90 views

Print page content with formatting when doing custom SQL query

I guess there's a simple solution for this but couldn't find any. I'm trying to fetch 3 pages and show them on footer. The problem is that every page is shown as text without formatting which means ...
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1answer
66 views

Wordpress Custom post query sorting does not work

I created a custom WP query to collect products that have 3 different taxonomy values in them and sorted them by price using the following: $my_products = new WP_Query( array( ...
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2answers
1k views

SQL query to get posts from multiple categories but not in a category

I need to get the last posts' ID and the post_tile within categories 1 and 2, and exclude those within category 3. It must be SQL, because if I use WP_Query it retrieves too much info and I only need ...
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2answers
919 views

Error establishing a database connection After Copy localhost wordpress site (with site url directly to hosting server's url before copy)

I have a localhost site that I heard I can migrate the site by just copy and paste the whole site from local to host if I changed WordPress Address (URL) and Site Address (URL) to my current hosted ...
2
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1answer
81 views

What is the easiest way to implement cascading database upgrade for my plugin?

Lets assume following situation: I develop a plugin. The plugin requires custom database table to store some kind of information. From month to month I release new versions of my plugin. Different ...
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1answer
51 views

finding out the top 5 source ( source is a custom taxonomy ), in a given category

The client I'm working with have thousands of articles and media ( audio/video ) files. To WordPress, all are posted by Author ID 1, which we named as STAFF. All the content though in reality has ...
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1answer
324 views

Recommended way to drop a pending query (in pre_get_posts)?

It looks like an e-commerce plugin's core query will be of no use to me in one particular template so I would like to discard it completely in favor of my own WP_Query loops in the template. It's not ...
4
votes
1answer
218 views

prepare() not working

When I do this: $transients = $wpdb->get_col( " SELECT option_name FROM $wpdb->options WHERE option_name LIKE '_transient_wb_tt_%' " ); It works ...
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1answer
338 views

Wordpress SQL JOIN query

Hi Im trying to run 2 querys in the same query call. // send the query global $wpdb; $commentQ = "SELECT * FROM $wpdb->comments " . $whereClause . $orderBy; $comments = ...
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2answers
647 views

wpdb->prepare function remove single quote for %s in SQL statment

I am using the below wpdb->prepare function in a sql statement. I am passing in several variables some field names and some values. When I try to use the %s for the field name it puts single quotes ...
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2answers
78 views

How to delete ALL comments from certain category in Wordpress database?

I'm trying to delete all comments from posts in a certain category in a Wordpress database. The Wordpress database is rather complicated so this must be probably some join of wp_posts, wp_comments ...
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2answers
98 views

How do you use prepare when asking for a list of id's

I'm looking to get a number of records back from the database given a list of numbers and was wondering how I would use $wpdb->prepare to do this (to take advantage of the sanitising vs SQL injection ...
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1answer
319 views

pull data from a remote wordpress database

I am trying to pull some data from a remote wordpress database. Here is the code I have: $server = "my server code"; $user = "my username"; $password = "my password"; $db = "mydb"; $con = ...
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vote
1answer
115 views

Modify the structure of data returned by $wpdb

Modify the structure of multidimensional array outputed by SQL via $wpdb The output that I need from $wpdb is easily achievable by running multiple queries within foreach. However, I am trying to ...
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1answer
146 views

Export / import Wordpress database

Is there a proper way of exporting and importing a big WordPress MySQL database to a new database? When I tried to do that in the standard way I run into 2 issues: All widgets disappeared and I had ...
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1answer
288 views

Bulk move (or copy) from a custom field to the post content?

I need to move (or copy) the contents of a custom field into the main post body, replacing any existing content. I need to do this for a few hundred posts...Is there a quick way of doing this? I can ...
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2answers
249 views

What is an efficient way to query based on post_meta?

The problem I am having is when I allow users to filter posts it overpowers the database and things run extremely slow. I am unsure what the best way to query posts using meta values is. My site has a ...
4
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1answer
1k views

Export WordPress Posts and Meta Information in CSV format

I need to export all WordPress Posts and related Meta information using an SQL query. I've managed to export just the Posts but realised that the Meta information is in another table. Could someone ...
3
votes
2answers
797 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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1answer
54 views

Return number of items in a table with post id

I am trying to return the number of reviews for a given page id, I have this so far... <?php global $wpdb; $countreviews = $wpdb->get_var($wpdb->prepare("SELECT COUNT(ID) FROM ...
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1answer
305 views

Export all posts to import as product items

Up until now, my client has been using WordPress posts as his way to display his products. I now need to export all these posts into a CSV format so that I can format the CSV file and import it back ...
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1answer
317 views

SQL query to return categories and category parents

I have some categories which are not correctly defined. I.e. their parents are messed up. How can I select with SQL all categories and their parents?
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1answer
134 views

Sql syntax error

Sometimes in my error log i have this error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 ...
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2answers
68 views

Query is not work

I use this codes in my functions.php to track post views. /* Functions to track Post Views*/ function getPostViews($postID){ $count_key = 'post_views'; $count = get_post_meta($postID, $count_key, ...
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3answers
390 views

Migrated to Namecheap, now Trouble with Database & wp-config [closed]

I have been using a free web host while I set up my WP site. Now that it's all done I went and bought hosting from Namecheap. I uploaded the site and WordPress and everything seems to look fine, but ...
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1answer
681 views

WPML tables not deleted when removing multisite subsite, need help clearing up my sql-file!

I´m building a WP Multisite for a client that wants a multilingual site. Before choosing WP Multisite, I bought and tried out WPML. However that plugin didn't fit for the job so I deleted it and got a ...
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1answer
1k views

Using AJAX to run sql statement and populate dropdown

I am trying to create a search where the user select two different bit of data from databases and it them prints some results that meet requirements. I know I need to use ajax or something similar but ...
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votes
1answer
379 views

SQL query add only posts with custom field to array

I have this SQL query which is building an array of wordpress posts... $query = "select $wpdb->posts.* from $wpdb->posts,$wpdb->terms,$wpdb->term_taxonomy,$wpdb->term_relationships ...
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0answers
188 views

Retrieve/get current image from Nextgen gallery db

I thought that I can do it using the database where the idea was to get the image from the ngg_gallery_pictures table, where the browser URL is equal to URL of the image in the table. Then I will get ...
0
votes
1answer
447 views

SQL Query members by profile fields Buddypress

i am trying to add a profile based search option into my existing plugin. my plugin already search members by distance within a certain radius and i want to add the option to filter results by profile ...
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1answer
69 views

List recent 25 blogs across the network

I need to list recent 25 blogs in the network with their title. How to edit this code ? $bcount = get_blog_count(); global $wpdb; $blogs = $wpdb->get_results($wpdb->prepare("SELECT * FROM ...
3
votes
2answers
407 views

Sharing database for collaborative development

Is there a straightforward way to share/sync multiple WP instances with a single database? I work collaboratively with several developers on custom themed sites. We use git to keep our files in order ...
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1answer
213 views

Show array of meta_value in Edit Post Coloum

what I'm trying to do is add a new coloumn to Edit post page (done) and in that coloumn show data taken from a set of custom fields (partially done). This is my code (I use it as a plugin so it ...
2
votes
1answer
289 views

Bulk add tag (or any sort of label) to posts who have custom excerpt

The situation is the following: The blog as of now has 2200+ posts. In the beginning (2007/2008) I was using manual excerpts where I would put an image and a little bit of text. The manual excerpt ...
3
votes
3answers
2k 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
votes
1answer
836 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 ...
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votes
1answer
47 views

post id not displaying

I have used this code in header.php ### get the author info global $current_user; get_currentuserinfo(); $authorid = $current_user->ID; ### get the last post id using author id ...
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votes
1answer
316 views

Alter SQL query to return posts with unique custom field value, no duplicate values

I currently have a list of posts with the custom field "Name," with several posts having the same value for "Name." I would like to retrieve a list of posts that all have unique values for "Name." ...
0
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3answers
2k views

How do I add indexes to Wordpress Database?

I got a message from Hostgator about my account being suspended because of the load it put on their servers. This is about the fifth time this has happened. I am on a shared server. And they said it ...
-1
votes
1answer
75 views

Adding profile data to database

I added a custom field to my wordpress user profile page that asks a user what their favorite browser is. I have the field on the profile.php page, but how can I get this field into my sql database? ...
0
votes
1answer
370 views

How to get from sql query page id and retrieve it url and title

Conditions: Page have template, for example: /* Template name: News */ Explaining: We have many pages, and one page with assigned template (/* Template name: News */). I want on main page ...
1
vote
1answer
110 views

Get the timout value of a saved transient?

Does anyone know if there is a Wordpress function to get the timeout value of a saved transient? I am using a transient with a 5 minute timeout to cache data from a web API call locally. Between ...
3
votes
2answers
3k views

Retrieving custom fields with $wpdb->get_results

I'm trying to use $wpdb->get_results to retrieve an array of all posts including custom fields. I can retrieve the meta_key and meta_value columns like this: [meta_key] => state [meta_value] ...
0
votes
2answers
281 views

Fetching review value using wpdb class

I'm generating an XML file using PHP for a website where they review tech products. In the XML file, I have to display the rating of products. For rating purposes, I'm using GD Star Rating plugin. ...
1
vote
1answer
159 views

$wpdb get_var issue

I've been at this for while, but can't figure out why the below isn't working. I have my date saved as a 'MM/DD/YYYY' string. global $wpdb; $new_day = $day->format("m/d/Y"); $qty = ...
0
votes
1answer
391 views

Remove password protection from all posts

So I messed up my blog (QBobble). I had an SQL backup, fortunately, so I reinstalled Wordpress, and imported my SQL database. Unfortunately, it password protected all of my posts. I know that I can ...
3
votes
1answer
163 views

How should I intercept the main query and inject custom join / order by / group by criteria

I have a CPT that is a member of two separate taxonomies. On the taxonomy archive page for one of the taxonomies, I need to further group and sort on the second taxonomy like so: ...
2
votes
2answers
367 views

Moving database with phpMyAdmin

I have a remote (website) version of a wordpress site and it's got more recent information than my local (computer) version. I would like to move the data over to my local using phpMyAdmin, what is ...