PHP Warning: mysqli_error(): Couldn’t fetch mysqli in
Related Posts:
- How to use mysqli_query() in PHP?
- PHP Connection failed: SQLSTATE[HY000] [2002] Connection refused
- PHP Connection failed: SQLSTATE[HY000] [2002] Connection refused
- PHP Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP
- what does “/index.php?admin/admin_dashboard” in my url mean
- How can I prevent SQL injection in PHP?
- How to create a foreign key in phpmyadmin
- If variable equals value php [duplicate]
- PHP date() format when inserting into datetime in MySQL
- MySQL – count total number of rows in php
- What SQL Query to do a simple find and replace
- the_date() not working
- Optimize Multiple Taxonomy Term MySQL Query?
- Fulltext search in posts sorted by relevancy
- Delete post revisions on post publish
- How to sort results from a custom database table
- WP database error for comments_popup_link()
- Why is variable not working on custom sql query using wpdb?
- Create WP_Query to search for posts by their categories or their parent/child categories
- mysql query from wordpress page using custom table
- Long running queries
- Using $wpdb (WPDB class) ‘replace’ with multiple WHERE criteria problem
- WordPress SQL injection
- mySQL queries are executed twice on wordpress website
- WordPress Custom Query: Combining Two Functions
- SQL error with custom query
- How can i limit the number of posts to the most recent 6 in my query?
- Query doesn’t display text data with apostrophes
- How to do a MySql query in WordPress?
- How can I display a query in a page?
- Include a custom field in mysql query
- Foreach only outputs if id is 0
- Query Concatenation
- database sent to a JSON file
- Visual/Text Editor displays blank pages in WP-Admin- but HTML on client side displays correctly
- Function causing the loop display posting more (empty)
- How to translate this mySQL query to $wpdb query
- $wpdb select all meta for each post
- $wpdb to insert html form information
- inserting a post from an extern php file but post content doesn’t show on wp site
- Proper usage of $wpdb->update()?
- Regarding “Insert query error” in wordpress
- How to add a private user page populated from sql?
- Query if audio attachment AND/OR custom field
- Database query works fine outside WordPress
- WP Query. Is there a maximum size?
- Alter wp_post table vs. post_meta performance/speed
- MySQL 5.5 upgrade ‘broke’ WordPress [closed]
- Slow wp-admin due to “SELECT DISTINCT post_mime_type FROM wp_posts WHERE post_type = ‘attachment'”
- $wpdb->wp_users returning empty value for
- MySql Query very slow
- Calculate average crossing post categories
- Large Woocommerce Site (83,000 items), What Can I Do? [closed]
- Separate DB by yearly archive of WordPress
- $wpdb->insert() does not Insert record in a table
- Searching With Apostrophe
- WordPress plugin overloading with tmp tables
- Replacing link URL ending strings via MySQL
- Using custom tables for old posts
- WordPress Query wp-terms SLOW
- register_taxonomy() take much queries
- List authors with the last post title and order by last post date
- Site not responding error – taking long to load [closed]
- Paypal Post IPN handeling nightmare
- Update or insert meta key value – On Duplicate key update
- Many slow queries post_type = ‘attachment’;
- Help with a $wpdb MySQL Query
- Connect to MySQL using Windows Authentication
- Code to remove authors with no posts connected to them
- Not connecting to database in file with multiple MySQL connections
- Which is the correct way to conditionally enqueue a CSS file?
- Way to bulk make all my tags lowercase?
- $Wpdb post meta query is not working with mutliple meta keys and values? [closed]
- What should a WordPress developer know about MySQL? [closed]
- Copyright: Get first and last date of post type
- Defining the same price to all WooCommerce Products
- How i can obtain all the post meta for a specific post as an array?
- Making a query to the DB using same parameters of loop
- multiple where condition in result query
- Odd / Even posts add class minus first post
- pagination on data fetched using SQL query
- SQL command to convert all tags in lowercase?
- Which is better and faster ? WordPress Queries or SQL Query
- Grouping posts by a custom meta value
- Query multiple tables at once?
- SQL Query in WordPress – Getting Impossible WHERE error
- Problem with admin login after deployment
- Find out how many times the user has logged in
- WordPress(wpdb class) and mysql stored procedures
- Are these WordPress tables safe to add indexes to?
- unable to use ‘new WP_Query’ in AJAX call
- Notice: Uninitialized string offset: 0 in social sharing mu-plugin
- Multiple meta_key in one global $wpdb;
- wpdb COALESCE won’t work
- Custom array from a query only write the last row of the query
- WordPress plugins for database queries
- Is it possible to create a WordPress table using array and loop?
- WordPress member notification
- DELETE WooCommerce Order data from database
- Update MySQL query so that it functions again