警告: mysql_num_rows()期望参数1是第x行的资源。我检查了所有丢失的单引号和sql链接。$query_1 = sprintf("select part_of_speech_id from word_parts_of_speech where word = '%s'", mysql_real_escape_string($v)); if(mysql_num_rows($re
当我手动检查phpmyadmin时,我的sql查询运行良好,但当我尝试通过php mysql_query处理它时,会抛出一个语法错误。如何解决这个问题?错误消息:You have an error in your SQL syntax; check the manual that corresponds to your MySQL"INSERT INTO scores( user_id ) VALUES (LAST_INSERT_ID( ));";
$result = m