Summary: Modify the view data as you would modify the table data by adding triggers to the view to modify the entity table dataImplementation effect: Update dbo.[ View] Set [Field]= ' is equivalent to Update dbo.[ Table] Set [Field]= 'Note: The
CDC implements data synchronization and incremental updates
In sqlserver2008, CDC is used to track data updates. Compared with the previous time stamp, triggers are more convenient and convenient.
References:
Http://www.mssqltips.com/tip.asp?
The problem is:
An error is returned when an SQL statement is executed in batches.
Batch Processing is as follows:
Echo off creating database ....Isql-Usa-Ppassword-S.-i1. SQLPause ..........Isql-Usa-Ppassword-S.-iSQL. SQLPause ..........
Result:
C:/
Ashamed to say, our SharePoint Intranet Portal ran for 2 years, overwhelmed, the amount of data is not very large, the library has about 60GB, data volume tens of thousands of, in short, for a variety of reasons, the website speed is very slow,
Business Background: for example, data center management. You can set a special period of time for each day. You can set a discount between and, and a discount between and, off from PM to PM,
Since my business is not cross-day, it must be clear.
Http://www.cnblogs.com/downmoon/archive/2012/04/10/2439462.html
SQL Server 2008 Application Series-Directory Index
This article focuses on four methods for recording data changes in SQL Server: triggers, output clauses, change data capture (changes
Today, I encountered an uncertain problem.
After the website is upgraded, a page cannot be accessed, and the message "Object Name" xxx "is invalid.
The xxx table is not created on the server, so you can open "SQL query analyzer ":
Export the SQL
Large systems have a common attachment management function, and it is best to use an attachment picture or an attachment document to represent a field that cannot be clearly expressed in a document. For example, the BOM attached a CAD drawing, the
1. Summary
This section describes how to deploy a Database Upgrade to the full SQL Server database. It is different from the Database Upgrade and deployment in Chapter 9th (Chapter 9th is deployed to the SQL Server Compact database ).
Reminder:
Goto: Http://www.cnblogs.com/Carlwave/archive/2007/11/19/964216.html automatically records updates and changes to the database stored procedures and generates logs
One, Brief Introduction
Working environment: SQL Server
In the process of project
These two days are doing code optimization. Requires 100,000, millions, or more of the data. This time obviously a piece of add is not realistic, and then use the loop to add the statement.in the first step, we need to build a test database
We all know that when the amount of database data is large, data can be horizontally extended, such as sub-Library, partition, sub-table (also called partition) and so on. One scenario for a sub-table is to use the partitioned view
It is very easy to store the call records of Asterisk to MySQL, but it is also easy to store them to SQL Server.
First declare the environment: centos6.2 + asterisk 1.8.7.1 + freetds 0.91 + sqlserver 2008
1. Install rpmforge and epel sources
2.
Author: skateTime: 2013/05/14
MySQL table sharding principles
When using MySQL in large quantities and with high data access, we will introduce the MySQL sharding standards to improve the performance of table sharding.
Environment:Business type:
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