我在Python语言中使用MySQL的update语句有困难,我已经创建了一个用于执行查询的类,我所有的其他查询都可以工作,但更新我需要一双新的眼睛。database_handler.sql_post_query_with_args_performed_successfully("UPDATE members SET email ='test@test.ie但不更新表代码的字段,如下所示: def sql_post_query_with_args_performed_successfully(self,
我有一个查询,它可以很好地处理MySQL,但是如果我在Oracle中执行它,我会得到以下错误:*Cause: An attempt was made to insert or update*Action: Modify the underlying base tables directly
MySQL</em
我的问题是,文件produkti_ndryshuar.php确实执行时没有错误,但是没有使用produkti_i_ri_id on MySQL produktet表对produkti_id进行任何更新。produkti_cmimi && $produkti_fotografia ){
$query_2=$db->prepare("update
有了下面的mysql进程,如果我保持下面的顺序(给定依赖关系),是否可以说总是mysql将首先更新,而不是第二列。或者建议我写两个单独的更新查询,一个针对第一列,另一个针对第二列?CREATE TABLE a (first INT, second INT);UPDATE a SET first = 2, second =
$xyz = mysql_query("Select AVG(x) as AVG_X, AVG(y) as AVG_Y, AVG(z) as AVG_Z FROM `notes_two` where$id);//I am selecting average value of (x,y,x) from another table notes_two
// Saving the position and z-index of
我正在尝试一次更新多个列: SET search_page_description='".$id;我明白了:
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the