我在本地服务器上安装moodle时遇到错误。/moodle_database.php: dml_read_exception thrownline 308 of /lib/ddl/mysql_sql_generator.php: call to mysqli_native_moodle_database-upg
我想知道您是否可以在内部使用UPDATE语句,如果是INSERT INSERT,它看起来如下所示:SELECT a1, b1, c1WHERE IF(a.id NOT IN (SELECT b.id FROM category b), (UPDATE about c WHERE a.status == 'active')
语法错误:意外'(‘(括