&reftitle.constants; &extension.constants; Since PHP 4.3.0 it is possible to specify additional client flags for the mysql_connect and mysql_pconnect functions. The following constants are defined: MySQL client constants Constant Description MYSQL_CLIENT_COMPRESS Use compression protocol MYSQL_CLIENT_IGNORE_SPACE Allow space after function names MYSQL_CLIENT_INTERACTIVE Allow interactive_timeout seconds (instead of ) of inactivity before closing the connection. MYSQL_CLIENT_SSL Use SSL encryption. This flag is only available with version 4.x of the MySQL client library or newer. Version 3.23.x is bundled both with PHP 4 and Windows binaries of PHP 5.
The function mysql_fetch_array uses a constant for the different types of result arrays. The following constants are defined: MySQL fetch constants Constant Description MYSQL_ASSOC Columns are returned into the array having the fieldname as the array index. MYSQL_BOTH Columns are returned into the array having both a numerical index and the fieldname as the array index. MYSQL_NUM Columns are returned into the array having a numerical index to the fields. This index starts with 0, the first field in the result.