According WP database structure, ID in wp_users is Bigint(20) UNSIGNED, so you could “theoretically” add 18446744073709551615 users.
http://dev.mysql.com/doc/refman/4.1/en/integer-types.html
Related Posts:
- Multiple developers / editors working on a site in progress
- How to track user progress?
- Performance tips for a large user base [closed]
- Efficiency on displaying random authors based on large database
- Extend the wp_users table
- How to use user table of a different database for WordPress users?
- Subscribers to posts
- Set Display Name to first and last name (phpmyadmin SQL Query)
- Select Multiple meta_value from WP DB; Single Query
- Getting all the users who have author privilege
- Does WordPress always create unique passwords?
- In what part of the WordPress core does the users table and usermeta table get joined?
- Why is it that not all users have a ‘session_tokens’ meta_key record in the usermeta table?
- Modify Database in Multi-Site wp_usermeta table
- Change WordPress prefix for only one table?
- wp_get_current_user always returns 0 continued
- Is there a smart way to obtain a list of only some selected user meta data?
- How can i customize the export personal data file?
- What Is the Proper Way to Merge Usermeta Table to a an existing WP Database?
- Import users from old WP site to new one
- How to get membershiplevel from WordPress Database?
- How to Access wp_usermeta Data Immediately After a New User is Created
- Logins from WP users table use on another page
- MS Access to manage WordPress Database
- 2 WordPress sites with 2 databases but sharing the same users
- Convert user passwords to MD5?
- Does WordPress store the username as a primary key in the database?
- Is there a way to execute a php script outside WordPress?
- multiple wordpress installation with shared usertable on an different database
- Best practice to import user base (subscribers) from one website to another?
- Share users across multiple sites on same database, but with different domains
- Users table missing from Database [closed]
- Some weird users in database
- How to delete a particular row in a database table
- Recovering the table wp_usermeta from users
- Regenerate user_nicename column
- Storing user submitted forms [closed]
- WordPress where clauses in db select
- wp_insert_user not creating account correctly when ID is manually set
- Select From wpdb – Author/User Directory page
- Can’t log into wordpress site – I have made a new user and still cant access
- Need help with creating a searchable user data by name or specific number like ID
- Migrate Users From laravel to wordpress
- Display user data in numbered list
- User input to database
- how add more field to wp user and save it to database
- Move Non-WordPress users table to WordPress database
- generate PDF from member information
- Change user_nickname for author page link
- how restrict user to give star ratings once for a post?
- create a table using user meta custom data
- How to get the id of recently registered user from database?
- How to save dropdown slection by a user in the DB
- How to get specific table by current user login
- update multiple user meta field based on another meta field
- Hash user emails in database?
- Changed meta_key value in structures, now dashboard shows zero users
- What WordPress file is saving new users to database
- Get id from database
- WordPress sync with phpbb
- import (migration) user database to wp-users
- Import Excel (or csv) Table with user-data as subscribers to wordpress
- WP Multisite Users Not Linking
- MySQL SELECT increment counter
- WordPress Database lost auto increment
- Count & Display Database Queries
- Slow wp_term_relationships query
- How to use “TRUNCATE TABLE” MySQL statement?
- Meta query interfering with orderby relevance
- Strange Deadlock database error for the query “Delete From wp_options”
- PHP variable in WordPress database query
- Is a direct or import approach safer for migration into WordPress?
- One post carries 30 postmeta values, is this too much?
- What happens if I overwrite the current wp_options table with a backup from a week ago?
- Critical error in final stage of website launch – URLs are BROKEN!
- How do I get WordPress login to ignore the password input if a particular username is used?
- Migrating WordPress from DreamHost to Azure WordPress Resource via UpdraftPlus “wp_options table does not exist…” error
- WordPress is not creating table in database after activating plugin,
- How do I delete these post types in my WordPress database?
- How do I query wp_options for expired transient pairs with MySQL commands?
- Use same database on main domain & sub domain
- How do I convert a MySQL database from utf8mb4 to utf8 encoding?
- Why user_pass column in wp_users table is varchar(64)
- How to migrate a database from a server to another
- Reinstalling wordpress from database breaks the site
- Using $wpdb | checking entered email against existing emails in db
- wp-cli: Error establishing a database connection: undefined constant DB_USER
- Get results from wordpress data custom table
- Outputting query results
- Help With a Large WordPress Based MySQL Database on Shared Hosting
- Search Character Set Problem
- Custom user tables not working after migration
- How to fix Uploaded to this post option to see group of images uploaded to a post?
- User saved through WordPress backend does not show up in database table users
- get_the_terms is not working
- Restoring .sql backup results in “Error establishing a database connection”
- Link to handle $_GET request
- “MySQL server has gone away” since update to 3.8
- Database interaction (private-public) [closed]
- SQL Query to get post_id from wp_posts and and meta_key(s) from wp_postmeta