(PECL maxdb >= 1.0) Returns the number of columns for the most recent query

(PHP 5 >= 5.6.0, PHP 7) Reads input on the connection

(PHP 4, PHP 5, PHP 7, PECL OCI8 >= 1.0.0) Alias of

(PECL ibm_db2 >= 1.0.0) Returns the number of rows affected by an SQL statement

(PECL CUBRID >= 8.3.0) Get the requested schema information

(PHP 4 <= 4.1.0, PECL dbplus >= 0.9) Release write lock on tuple

(PHP 4 <= 4.1.0, PECL dbplus >= 0.9) Get error string for given errorcode or last error

(PECL mongo >=0.9.0) Creates new file collections

(PHP 4 >= 4.0.6, PECL OCI8 1.0) Alias of

(PHP 4, PHP <=5.2.0) Creates an slob object and opens it