(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.9.0) Returns a single column from the next row of a result set

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.9.0) Closes the cursor, enabling the statement to be executed again

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.1.0) Fetches the next row from a result set

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.2.0) Returns the number of columns in the result set

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.2.4) Fetches the next row and returns it as an object.

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.2.0) Set the default fetch mode for this statement

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.1.0) Returns an array containing all of the result set rows

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.2.0) Returns metadata for a column in a result set

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 1.0.0) Binds a value to a parameter

(PHP 5 >= 5.1.0, PHP 7, PECL pdo >= 0.1.0) Binds a parameter to the specified variable name