Archives: April 2015
Lookup is one of many transformations available in SQL Server Integration Services (SSIS). Its purpose is to perform a JOIN of two datasets: input columns from a data source and columns in a reference dataset – a table, view or a result of a query. Lookup can be used in… Read more
Starting with SQL Server 2008, we can use the MERGE statement to solve some every day scenarios in more elegant ways. A short definition of this new feature would be: it allows us to write a single statement to synchronize data in two tables by executing any combination of INSERT,… Read more
You can easily determine whether existing stored procedures, UDFs and views can work in a higher (or lower, if you wish) compatibility level. The only tool that you need for this is SSMS and a copy of your production database on a development server. Here are the steps:
- In SQL…
Each SQL Server database has a setting called Compatibility Level that determines how T-SQL commands are interpreted and what features are supported for that database. A single SQL instance can host multiple databases with different compatibility levels, so SQL statements that work on one database might not work on the… Read more
Hi folks! Look, my very first post, yay!
I’ve been thinking about starting my own SQL-related blog for a long time and I guess I just needed a little kick that eventually came from Ed Leighton-Dick, Brent Ozar, Kevin Kline, Andy Warren and few other members of… Read more