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SELECT * FROM X WHERE id IN (…) with Dapper ORM
...
connection.Query<int>(
@"select *
from (select 1 as Id union all select 2 union all select 3) as X
where Id in @Ids",
new { Ids = new int[] { 1, 2, 3 });
Will be translated to:
select *
from (select 1 as Id union all select 2 union all select 3) as X
where Id in ...
Maximum execution time in phpMyadmin
..._time = 5000
max_input_time = 5000
memory_limit = 1000M
And change xampp\mysql\bin\my.ini
max_allowed_packet = 200M
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How do I get the “id” after INSERT into MySQL database with Python?
...
Also, cursor.lastrowid (a dbapi/PEP249 extension supported by MySQLdb):
>>> import MySQLdb
>>> connection = MySQLdb.connect(user='root')
>>> cursor = connection.cursor()
>>> cursor.execute('INSERT INTO sometable VALUES (...)')
1L
>>> connect...
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在光标处输入系统的密码
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The opposite of Intersect()
..., then this should do the trick:
var nonintersect = array1.Except(array2).Union( array2.Except(array1));
This will not be the most performant solution, but for small lists it should work just fine.
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MongoDB with redis
...od results. A company well-known for running MongoDB and Redis (along with MySQL and Sphinx) is Craiglist. See this presentation from Jeremy Zawodny.
MongoDB is interesting for persistent, document oriented, data indexed in various ways. Redis is more interesting for volatile data, or latency sensi...