(PHP 5, PHP 7) Returns the number of parameter for the given statement

(PHP 5 >= 5.3.0, PHP 7) Returns client per-process statistics

(PHP 5, PHP 7) Returns SQLSTATE error from previous statement operation

(PHP 5, PHP 7) Used to modify the behavior of a prepared statement

(PHP 5 >= 5.3.0, PHP 7) Get result from async query

(PHP 5 >= 5.5.0, PHP 7) Removes the named savepoint from the set of savepoints of the current transaction

(PHP 5, PHP 7) Returns the auto generated id used in the last query

(PHP 5, PHP 7) Get a result row as an enumerated array

(PHP 5, PHP 7) Enables or disables internal report functions

(PHP 5, PHP 7) Dump debugging information into the log