大约有 7,000 项符合查询结果（耗时：0.0191秒） [XML]
json_encode is returning NULL?
...
I bet you are retrieving data in non-utf8 encoding: try to put mysql_query('SET CHARACTER SET utf8') before your SELECT query.
share
|
improve this answer
|
follo...
mysql -> insert into tbl (select from another table) and some default values [duplicate]
...
With MySQL if you are inserting into a table that has a auto increment primary key and you want to use a built-in MySQL function such as NOW() then you can do something like this:
INSERT INTO course_payment
SELECT NULL, order_id...
简单谈谈软件配置管理 - 项目管理 - 清泛网 - 专注C/C++及内核技术
...软件过程及其软件产品的跟踪能力。即：怎么命名？版本如何设置？放到哪里？哪些是受控的？受控的级别是什么？读写的权限是什么？
2、配置变更控制
IEEE中的定义：通过建立产品基线，控制软件产品的发布和在整个软件生...
How to get the number of days of difference between two dates on mysql?
I need to get the number of days contained within a couple of dates on MySQL.
6 Answers
...
How can I temporarily disable a foreign key constraint in MySQL?
Is it possible to temporarily disable constraints in MySQL?
10 Answers
10
...
Best database field type for a URL
I need to store a url in a MySQL table. What's the best practice for defining a field that will hold a URL with an undetermined length?
...
In PHP with PDO, how to check the final SQL parametrized query? [duplicate]
In PHP, when accessing MySQL database with PDO with parametrized query, how can you check the final query (after having replaced all tokens)?
...
Maximum length for MySQL type text
... value of a textarea appropriate to the max length of a text field in my MySQL database table. How many characters can a type text field store?
...
Using backticks around field names
...ering if there's anything wrong with using backticks around field names in MySQL.
11 Answers
...
MySQL indexes - what are the best practices?
I've been using indexes on my MySQL databases for a while now but never properly learnt about them. Generally I put an index on any fields that I will be searching or selecting using a WHERE clause but sometimes it doesn't seem so black and white.
...