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...付、公众平台等多个重要业务。
https://github.com/Tencent/phxsql PhxSQL是由微信后台团队自主研发的一款数据强一致、服务高可用的分布式数据库服务。PhxSQL提供Zookeeper级别的强一致和高可用，完全兼容MySQL。
https://github.com/Tencent/phx...
Grant **all** privileges on database
...this answer can solve the problem of access, WITH GRANT OPTION creates a MySQL user that can edit the permissions of other users.
The GRANT OPTION privilege enables you to give to other users or remove from other users those privileges that you yourself possess.
For security reasons, you should no...
How can you determine how much disk space a particular MySQL table is taking up?
Is there a quick way to determine how much disk space a particular MySQL table is taking up? The table may be MyISAM or Innodb.
...
How to Sort a List by a property in the object
...rDate).ToList();
If you want to order by multiple columns like following SQL Query.
ORDER BY OrderDate, OrderId
To achieve this you can use ThenBy like following.
List<Order> objListOrder =
source.OrderBy(order => order.OrderDate).ThenBy(order => order.OrderId).ToList();
...
MySQL WHERE: how to write “!=” or “not equals”?
...ed Jul 10 '12 at 20:53
RolandoMySQLDBARolandoMySQLDBA
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Automatically deleting related rows in Laravel (Eloquent ORM)
...r. Builder has it's own delete() method which basically just runs a DELETE sql query, so I presume it doesn't know anything about orm events...
– ivanhoe
Jun 8 '15 at 11:43
3
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What's the @ in front of a string in C#?
...ontents.
It also allows multi-line contents - which can be very handy for SQL:
string select = @"
SELECT Foo
FROM Bar
WHERE Name='Baz'";
The one bit of escaping which is necessary for verbatim string literals is to get a double quote (") which you do by doubling it:
string verbatim = @"He said,...
How to paginate with Mongoose in Node.js?
...nd() call? I would like a functionality comparable to "LIMIT 50,100" in SQL.
31 Answers
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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?
...
How can I avoid running ActiveRecord callbacks?
...without resorting to additional gems, adding conditional checks, using RAW SQL, or futzing with your exiting code in any way, consider using a "shadow object" pointing to your existing db table. Like so:
class ImportedPerson < ActiveRecord::Base
self.table_name = 'people'
end
This works with...