Advanced skills in PHP Mysql programming_PHP tutorial

The author made the following attempts.
$data_time="1998-12-31 23:59:59";
$connect_id=mysql_connect('localhost');
$query_id=mysql_query("SELECT DATE_ADD (' $data_time',INTERVAL 1 YEAR)", $connect_id);
$data_time=mysql_result( $query_id,0);
mysql_close( $connect_id);
echo $data_time;
? >
By analogy, we can also use other functions provided by Mysql during the programming process.
Of course, please check the manual for the functions and usage provided by Mysql.
Please correct me if I feel inappropriate!
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fancao0515@21cn.com
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