(PHP 4 <= 4.1.0, PECL dbplus >= 0.9) Prepare undo

(PHP 5, PHP 7 >= 5.1.0) Change input/output character set

(PHP 5, PHP 7, PECL OCI8 >= 1.1.0) Tell the raw Oracle data type of the field

(PHP 5, PHP 7) Returns the number of warnings from the last query for the given link

(PHP 5, PHP 7) Returns the number of field in the given statement

(PECL CUBRID >= 8.4.1) Move the cursor of a lob object.

(PHP 4, PHP 5, PECL odbtp >= 1.1.1) Sets the minimum error severity

(PHP 5, PHP 7) Cancel creating blob bool ibase_blob_cancel

(PHP 4, PHP 5, PHP 7) Closes a Sybase connection

(PECL maxdb >= 1.0) Transfers a result set from a prepared statement