When designing and creating a data model for a data-driven application, the records in tables must each be uniquely identifiable. By having a unique value associated with each record, individual records can be selected, updated, or deleted. Being able to uniquely identify records is so important and standard in a database system that databases allow those designing a database table to specify what column (or columns) make up the primary key.
All good detective stories have a femme fatale. In the case of corporate espionage scandals, Celia Goodson, a seasoned businesswoman and once a glossily groomed blonde, has been involved in investigating more business transgressions to hit the City in the last three decades than anyone else of her years.
You can leverage SQL Server 2005 Service Broker with existing technologies such as SQL Server 2000 and MSMQ. BizTalk and SSB external activation are viable options, but a simple polling solution is easier.
We'll go over some examples of attacks against protocols and rules following, which will help you when designing and implementing protocols of your own.
Download a 108-page eBook in which Phil Factor lifts the lid on the victories, defeats and absurdities of a career spent in the rough-and-tumble of the IT industry. The paperback will to available to buy from Lulu.com shortly ($25), but the eBook is free for registered Simple-Talk.com users
This article is meant to explore these architectural issues from the bottom up, and aims to guide you through this new world. In the long run, new programming models are likely to appear that will abstract away a lot of the challenges you will encounter.
We have hosted a number of articles on various aspects of being a DBA, but we have usually focused on production or development DBA. New data warehousing DBA Janet Wong brings us a look at another type of DBA, the data warehouse DBA and the skills they need.
In this article I will discuss some new ideas that can result in either modifying SQL statements or injecting SQL code even if the code has escaped the delimiting characters. I will start with some best practices for constructing delimited identifiers and SQL literals, and then I'll show you new ways attackers can inject SQL code in order to help you protect your applications.
Check out SSIS, the SQL Server 2005 replacement for the older Data Transformation Services. You might find SSIS to be a great solution for automating SQL Server.
By Steve Jones
I went to sleep while reading a Kindle book on my phone. I know...
A conversation with Jan Laš, CIO at HOPI, about what deploying a data agent...
It's time for T-SQL Tuesday #198! This month's topic is change detection. The post T-SQL...
We suffered a SPAM attack from May 1-6, which unfortunately corresponded with time off...
Hi to all We have situation at a client where someone is illegally changing...
Hi to all We have situation at a client where someone is illegally changing...
I have this data in a table called dbo.NFLTeams
TeamID TeamName City YearEstablished ------ -------- ---- --------------- 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960 5 49ers San Francisco 1946 6 Broncos Denver 1960 7 Seahawks Seattle 1976 8 Patriots New England 1960If I run this code, how many rows are returned?
SELECT TOP 2
json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
See possible answers