I have two tables. I do not want a Customer that does not exist to be able to make an order, so I have set up a foreign key. If the customer does not exist, the record should not be able to be inserted. However, it IS inserted successfully (I want this insert to be UNSuccessful...
-It ___ be true.I noticed all of them looked unhappy when they came back.( ) A.Can; canB.Can; can'tC.May; mustD.Must; mustn't 查看答案和解析>> 科目:初中英语来源:题型:选择题 3.Not only you but also she ___ given away all the pocket money to help those people who got hurt...
英语翻译We often hear the saying"Time is money."But I think time is much more precious than money.Because If we lost time,we can't find it.But We can try to woke harder to get more money.No matter whatever you do ,you can not get lost time back."Time fli
It is is simple long text field and the string I write is a null terminated C char string. I do a mysql_real_escape_string() call on the string right before I build the SQL query and then do an "INSERT INTO xxx". Is this normal or am I doing something wrong? How can I get ...