How to use one user base on 2 wordpress sites?

Question

MySQL

Essence: there is a site on wordpress. I'm doing the second one. How to make the second site use the user database from the first site? Multisite do not offer, please, it does not fit.

Answer 1

Using constants in wp-config.php, you can specify custom wp_user / wp_usermeta tables . Specify the same for both sites in their configs:

define( 'CUSTOM_USER_TABLE', $shared_table_prefix . 'my_users' );
define( 'CUSTOM_USER_META_TABLE', $shared_table_prefix . 'my_usermeta' );