MySQL is an open-source, relational database management system.

learn more… | top users | synonyms

0
votes
1answer
21 views

Why when I create a new post I found 2 record related to this post into the posts database table?

I am very new in WordPress development and I have a doubt about the WP database table named posts I have observe that when I create a new post (into the WP administration panel) are created 2 record ...
0
votes
2answers
20 views

Will reducing mysql permissions hinder WP function? [duplicate]

While installing WP, I created a mysql user to access only the relevant WP database. It's likely that not technical people will end up with access to this account, so I decided to remove DELETE and ...
0
votes
2answers
640 views

Custom MySQL Query for Post and Post Meta

I have a custom table called "tags" that contains a charity_id that is a reference to a post ID ... I need to query the "tags" table to grab this charity_id and then pull in the post title and a few ...
-3
votes
3answers
48 views

how to show the data from a myqsl database in a post [closed]

im new with using wordress. I am trying to make a website that would show the data table from my mysql database. or is there any free plugin that will be able to do this?
0
votes
0answers
47 views

Exclude posts from certain meta_key

I have query to retrieve all posts, but how can I check the condition for post meta_key ="develop" and meta_value='anything' SELECT DISTINCT date(p.post_date) as post_date FROM $wpdb->posts p ...
1
vote
0answers
125 views

Slow wp-admin due to “SELECT DISTINCT post_mime_type FROM wp_posts WHERE post_type = 'attachment'”

The media library on a large site is slow in wp-admin. I did some research by looking into slow queries in the sql and found that this query is causing the slow response: SELECT DISTINCT ...
0
votes
1answer
212 views

How to pass username into form that sends data to database

I am trying to pass username to database through form: [insert_php] $current_user= wp_get_current_user(); $id= $current_user->user_login; [/insert_php] <input type="hidden" name="id" ...
0
votes
1answer
820 views

Adding data to custom wordpress database table

I have a form on a page that populates the database table: <table border="1"> <tr> <td align="center">Form Input Employees Data</td> </tr> <tr> ...
0
votes
0answers
128 views

How to connect database table to each registered wordpress user.

When registered user visit certain page, I want him to be able to add some 3 column data to a database that can be retrieved for him later. The way I see it implemented is by automatically adding an ...
0
votes
0answers
28 views

why ’ quote double quote in database wordpress

i'm trying backup and restore database using php code. but i don't know why quote double quote show in database wordpress, something like ’, and destroy my wiget_text. So how can i fix that.? help ...
0
votes
1answer
65 views

Complicated MySQL Query

I'm trying to build a directory of members that has some search options at the top. Each member has several custom fields as well (using Advanced Custom Fields). Would like to have a single query ...
0
votes
1answer
101 views

how to insert missing tags into the posts through mySQL?

I am looking for a SQL query to insert a tag to multiple posts from a specific category. A pseudo query looks something like this: INSERT INTO POSTS VALUES TAG = "tagName" where Posts ...
0
votes
0answers
21 views

new multisite, old db

I'm trying to get my old posts from a WP install that was in a sub-directory on my site, into a new Multisite install on a new host. The new install is doing what it should. the problem is the posts ...
0
votes
2answers
2k views

SQL - Pull products of particular category from a remote WordPress woocommerce db

I connected to the db and successfully pulled products data. Now I want to to display products from specific category. The store is using woocommerce. The landing page is in different location so I ...
0
votes
1answer
92 views

Slow Wordpress admin panel with a total query time of 1664ms

I have a problem with my wordpress website, he is realy slow, i installed a debug bar to check queries in the home page, the result is like: 202 queries, and a total query time equal to 1665ms The ...
1
vote
0answers
23 views

How to migrate the posts from an old custom legacy blog to a new WordPress website?

I have to migrate the posts of a very old custom legacy blog made in ASP (the posts are stored in a MySql table) into a new WordPress blog. So I need your help to find the smartest solution to do it, ...
0
votes
2answers
987 views

How many Wordpress SQL Queries per page?

I am on a shared hosting which has a limitation at MySQL queries per hour. My shows unable to connect to database because of this. Can anyone tell me how many queries are per page on a wordpress site ...
0
votes
0answers
74 views

Get a list of the last posts grouped by author and filtered by category

i need a list of the latest post published by various authors, but filtered by category, like for example the latest posts of author that write about music. i wrote this query and looks like working ...
0
votes
1answer
86 views

retrieve wordpress post-meta using php not wordpress functions

I am trying retrieve wordpress postmeta USING PHP not WORDPRESS functions, it needs to be in php no wordpress functions please. this is what I have: $resultat = mysqli_query($con,"SELECT * FROM ...
0
votes
1answer
62 views

Which is better and faster ? Wordpress Queries or SQL Query

Suppose I am developing a minimal theme, the the post page single.php displays only the post title, the excerpt and the content. So in general that would be <?php the_title(); ?> <?php ...
0
votes
2answers
355 views

mySQL queries are executed twice on wordpress website

I'm sorry for my english. I'm trying to add some functionalities at my Wordpress website and to do this i have added a function in my function.php theme. The idea is to save in a custom table some ...
0
votes
1answer
70 views

WP_Query hit max joins… How else can I build a search function that uses custom fields?

I'm trying to search a custom post type of "Properties", while doing so I'm also searching the custom fields using multiple (anywhere from 5-30) meta_queries. The problem is Wordpress or MySQL is ...
1
vote
2answers
118 views

Add “Category” to Mysql Query

i need your help :) I've made this custom Mysql query on WordPress: $querystr = " SELECT DISTINCT meta_value FROM $wpdb->postmeta WHERE post_id IN( SELECT DISTINCT ...
0
votes
1answer
112 views

Get author posts count after excluding a category

I want to display the posts count of each author, but posts that are in some categories should be excluded from the count. I tried doing this with count_user_posts( $user->ID ), but this function ...
0
votes
1answer
121 views

Adding custom tables to Wordpress

I have a database which has thousands of rows of data in each of the tables. I would like to migrate this database into a Wordpress website. I would like the user to be able to log in to Wordpress ...
0
votes
1answer
34 views

Active DB queries in Wordpress?

I just make some researches regarding to wordpress DB queries and I just wonder if I miss something a normal SELECT query for example in Codeigniter with active records would look like if I assume I ...
1
vote
1answer
228 views

No wp-config.php file on local install of wordpress - site still displays

I've installed Wordpress locally using XAMPP and this step by step guide by Sunny Johal(Fifth post down on that page). The first time I used the step by step and ran all 3 of the SQL codes(UPDATE ...
0
votes
1answer
44 views

Why this query is not showing any result on wordpresss home page?

I am learning wordpress database, And I have written this query for showing the data from the post table with id=2, but not showing anything. What is wrong with the following query? please help. ...
0
votes
1answer
121 views

How to make an sql query to exclude everything but custom taxonomy terms in table wp_terms?

Problem Summary: I am trying to write a SQL query that returns only my custom taxonomy terms, but the table (wp_terms) contains all of the terms, even ones that I don't want (such as category terms, ...
1
vote
1answer
418 views

wpdb insert and boolean fields

I'm preparing an insert query like this: $wpdb->insert('table', $data, $format); data array will be: $data = array_push($data, 'resp' => true) problem is, what $format shall i use for a ...
0
votes
2answers
83 views

Grouping posts by a custom meta value

I'm trying to output a list of dates that are held in a meta key called event_dates without duplicates. I've also tried a wp_query with a meta_compare but I'm not able to make that work either. Any ...
0
votes
2answers
4k views

Alternative to mysql_real_escape_string

I have a WordPress plugin that at one point I need to see if a certain title exists in the database. For 2 years, this code worked fine: $myposttitle= $wpdb->get_results( "select post_title ...
0
votes
0answers
308 views

Would manually deleting the dumping data fix a “#1062 - Duplicate entry '1' for key 'PRIMARY'” phpMyAdmin error?

I'm new to PHP! I'm trying to import an SQL database file into myPhpAdmin for a WordPress I'm migrating, but I keep getting this error message: SQL query: `-- -- Dumping data for table ...
0
votes
1answer
47 views

Update postmeta after theme switch

I am trying to update the postmeta table when I switch themes. I am updating the metavalue to be template-name.themename.php. However, this only works with the default themes in wordpress. If I go ...
0
votes
2answers
8k views

phpMyAdmin error #1062 - Duplicate entry '1' for key 'PRIMARY'

I'm new to PHP! I'm trying to import an SQL file using phpMyAdmin through a GoDaddy cPanel(please don't make fun of me) Here's a full readout -- -- Dumping data for table `wp_commentmeta` -- INSERT ...
0
votes
2answers
84 views

Plugin generating unexpected output - on WP mysql dump import

I am developing my plugin and I am getting this error: The plugin generated 357954 characters of unexpected output during activation. If you notice “headers already sent” messages, problems with ...
1
vote
0answers
242 views

Slow meta_query with about 4 milion record on wp_postmeta

Although optimized wordpress all the way but still very slow as follows : I have converted from LONGTEXT meta_value field to TEXT Then create INDEX for this field ALTER TABLE wp_postmeta ADD INDEX ...
1
vote
2answers
227 views

Single meta_query query using OR instead of AND in request's WHERE statement

I want the native WordPress search input to search metadata in addition to its standard title and content search, however setting a meta_query adds an AND clause to the request when what I need is an ...
-1
votes
2answers
37 views

SQL Database Lost

I lost my database and when they restored the files, I had two files in a database directory that I assume are the data for my database. How do I recover my database using these two files. ...
0
votes
1answer
185 views

Massive Tags Remove Using MySQL

I am using WordPress 3.4.2 for one of my site and currently it has 38,251 tags Now i want to remove all Tags from my site, so which way will be more safe to truncate every tags my site has.
0
votes
1answer
202 views

How Do I Delete WordPress Posts Older Than 400 Days, From A WordPress Category

I have tried the following phpMyAdmin query in an effort to delete all posts, from wordpress category 378, that are over 400 days old. delete a,b,c,d FROM wp_posts a LEFT JOIN wp_term_relationships b ...
0
votes
0answers
91 views

Splash pages on a high traffic site

Could use some advice here. We have a fairly high traffic site web site using WordPress. Currently we have two VPS servers managing the site, one that holds WP, one that holds MySQL. The WP servers ...
1
vote
1answer
60 views

How to find meta entries with their posts missing via SQL?

I'm looking to write an SQL query to do the following: Select all postmeta rows where the meta_value = a post id that does not exist. For example, postmeta meta_value may equal 235. Usually this ...
2
votes
2answers
171 views

Why does dbDelta() not catch MysqlErrors?

From what I can see, dbDelta() is designed to suppress database errors that occur during its operation. Generally speaking, this seems to be the case, but New Relic is still reporting MysqlErrors ...
0
votes
1answer
333 views

How Do I Merge Categories With phpMyAdmin

I tried the following phpMyAdmin query to merge my category 112747 into my category 112748: UPDATE wp_term_relationships SET term_taxonomy_id = 112747 WHERE term_taxonomy_id = 112748; It did not ...
2
votes
1answer
103 views

Using $wpdb Class to Pull Recent Comments Across a Network

Been looking for a clean and simple way to produce comments from across a network using the $wpdb database class. I did find this answer, which has been protected, and is four years old. I wrapped ...
1
vote
1answer
128 views

Delete duplicate rows from wordpress database where a column is duplicate in phpmyadmin

I have a wordpress table like so (phpmyadmin and MySQL) | id | meta_key | meta_value | +----+-----------+------------+ | 1 | import_id | abc | | 2 | import_id | abc | | 3 | ...
0
votes
1answer
564 views

$wpdb->get_var - What value is returned when zero records are found?

I have the following code: $queryPermission = $wpdb->get_var( $wpdb->prepare("SELECT Active FROM testers WHERE user_id = '$user_id' ")); ...
1
vote
1answer
201 views

Wordpress database error - Error in SQL syntax - I can't identify any error?

I am trying to write function that checks whether an email address is stored in my database or not. I've written the following PHP code:: function check_my_users( $email_address ) { global ...
1
vote
1answer
334 views

How to count post meta key values for all posts in database

In my post meta data I have the following 'key' for every post: "image_details" a typical value of which is an array such as: ...