(PHP 5 >= 5.3.0, PHP 7) Closes the prepared statement
(PHP 5 >= 5.3.0, PHP 7) Binds a parameter to a statement variable
(PHP 5 >= 5.3.0, PHP 7) Resets the prepared statement
(PHP 5 >= 5.3.0, PHP 7) Returns the number of parameters within the prepared statement
(PHP 5 >= 5.3.0, PHP 7) Clears all current bound parameters
(PHP 5 >= 5.3.0, PHP 7) Binds the value of a parameter to a statement variable
(PHP 5 >= 5.3.0, PHP 7) Executes a prepared statement and returns a result set object