我有2个数据库,1个是当地服务器,1个是远程服务器。
我在当地的亚洲开发银行上制作了一个交易复制出版物,每分钟向偏远的亚洲开发银行提供最新信息。 迄今为止,这项工作是完美的。
然而,地方银行每天需要清理(全部删除信息)。 THIS是Im遇到麻烦的部分,我期待采用一种复制方式,只为服务器的行文注入新字,并在当地银行清理时忽视部分内容。 目前,偏远的亚洲开发银行也正在清理。
一种不同的复制方式是否有助于我实现我所希望的东西,或者复制已不再能做到这一点?
我有2个数据库,1个是当地服务器,1个是远程服务器。
我在当地的亚洲开发银行上制作了一个交易复制出版物,每分钟向偏远的亚洲开发银行提供最新信息。 迄今为止,这项工作是完美的。
然而,地方银行每天需要清理(全部删除信息)。 THIS是Im遇到麻烦的部分,我期待采用一种复制方式,只为服务器的行文注入新字,并在当地银行清理时忽视部分内容。 目前,偏远的亚洲开发银行也正在清理。
一种不同的复制方式是否有助于我实现我所希望的东西,或者复制已不再能做到这一点?
$db_user="root"; $db_host="localhost"; $db_password="root"; $db_name = "fayer"; $conn = mysqli_connect($db_host,$db_user,$db_password,$db_name) or die ("couldn t connect to server"); // perform query ...
I am in the early stages of developing a database-driven system and the largest part of the system revolves around an inheritance type of relationship. There is a parent entity with about 10 columns ...
I m writing a Java web app in my free time to learn more about development. I m using the Stripes framework and eventually intend to use hibernate and MySQL For the moment, whilst creating the pages ...
Does anybody know if it is possible to move some (not all) users from one ASP.NET membership database to another? (for the purposes of migrating some users to another database on another machine, but ...
Is it because of size? By the way, what is the limit of the size?
I am trying to join two tables that reside in two different databases. Every time, I try to join I get the following error: An association from the table xxx refers to an unmapped class. If the ...
For example, I have a table, and there is a column named Tags . I want to know if value programming exists in this column. How can I do this in ADO.NET? I did this: OleDbCommand cmd = new ...
I m trying to migrate one of my PHP projects to Doctrine. I ve never used it before so there are a few things I don t understand. In my current code, I have a class similar to this: class ...