大约有 30,000 项符合查询结果（耗时：0.0339秒） [XML]
PDO mysql: How to know if insert was successful
...
What's the meaning of "Success"? Is that mean a new row inserted, or that means there isn't any error?
– Martin AJ
Jul 4 '16 at 14:54
...
How do I select an entire row which has the largest ID in the table?
...
There is no trusted meaning for most recent entry in a query result, you need to have a field for insertion time and so on. BTW, please ask your question separately, I hope you will get more attentions -HTH ;).
– shA.t
...
How to get input type using jquery?
...
does this means that I have to give each radio/check the same id?
– Luci
Jul 2 '10 at 12:06
6
...
Why can I change value of a constant in javascript
...
so you mean that this is not a bug, but it should work this way? Because I thought that idea of the constant is that it can not be changed. Basically a programmer has trust that no matter what will happen, nothing can change the val...
SQL query return data from multiple tables
... in both tables, so the database gets confused about what actual column we mean and where. There are two solutions to solve this. The first is nice and simple, we can use tableName.columnName to tell the database exactly what we mean, like this:
select
cars.ID,
models.model
from
cars
...
What is the difference between save and insert in Mongo DB?
...psert to insert.Now in this case as insert() do.
what that means, it means
take the document and replace
the complete document having same
_id.
Let us consider the two cases here for insert:-
1) Having _id of doc in collection.
2) Not having _id of doc in collection...
How to set the text color of TextView in code?
...f your answer also mentioned that R.color.XXX is a reference to the color. Meaning that it needs to be dereferenced (as it is in your example), for clarity.
– nyaray
Aug 14 '13 at 23:52
...
Is there a way to create your own html tag in HTML5?
...
I mean, he doesn’t back up his statement with anything. Just because Douglas Crockford said it, it doesn’t mean it’s true.
– Paul D. Waite
Jun 4 '10 at 9:51
...
Get the new record primary key ID from MySQL insert query?
... was generated is maintained in the server on a per-connection basis. This means that the value returned by the function to a given client is the first AUTO_INCREMENT value generated for most recent statement affecting an AUTO_INCREMENT column by that client.
So the value returned by LAST_INSERT_I...
Database development mistakes made by application developers [closed]
...atabase may vary here but if your database supports referential integrity--meaning that all foreign keys are guaranteed to point to an entity that exists--you should be using it.
It's quite common to see this failure on MySQL databases. I don't believe MyISAM supports it. InnoDB does. You'll fin...