(PHP 5, PHP 7) Returns the default character set for the database connection

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

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

(PHP 5, PHP 7) Returns the MySQL client version as a string

(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 SQLSTATE error from previous statement operation

(PHP 5 >= 5.4.0, PHP 7) Returns a list of errors from the last statement executed

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

(PHP 5, PHP 7) Adjusts the result pointer to an arbitrary row in the result

(PHP 5, PHP 7) Returns a string description of the last connect error