How do I migrate my site from mysql to mysqli?
21867
How to change mysql to mysqli?
136408
What does the mysqli_error() expects parameter 1 to be mysqli, null given mean?
40279
Mysqli_query() expects parameter 1 to be mysqli, null given? Confusing?
30320
Is mysqli extension enabled in this php configuration?
113000
Empty database in MySQL and PHP?
90150
How do I add indices to MySQL tables?
101890
Should we ever check for mysqli_connect() errors manually?
6191
How do I connect to a MySQL Database in Python?
29254
How can I export the privileges from MySQL and then import to a new server?
52717
php warning: mysqli_close() expects parameter 1 to be mysqli
61301
How to create user profiles with PHP and MySQL
105456
How to upgrade from MySQL old passwords to new Password system
14421
mysqli_query() expects parameter 1 to be mysqli, object given
25528
Why can't I run two mysqli queries? The second one fails
59177
The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead
3190
Implementing versioning system with MySQL
7257
Migrate from Oracle to MySQL