Today I was using a 3rd Party Data Flow component that has several Custom Properties for which I need to change some of their values at runtime using a DTS Expression. To mimic the situation let’s use the “Percentage Sampling” that has two Custom Properties: Of the two Custom Properties only some (one in this case) are available also outside ...

While preparing my slides e demos for the forthcoming SQL Server Conference 2012 in Italy, I’ve come across a nice addition to DTS Expression language which I never noticed before and that seems unknown also to the blogosphere: REPLACENULL. REPLACENULL is the same of ISNULL in T-SQL. It’s *very* useful especially when loading a fact table of your ...

Today I had to schedule a package stored in the shiny new SSIS Catalog store that can be enabled with SQL Server 2012. (http://msdn.microsoft.com/en-us/library/hh479588(v=SQL.110).aspx) Once your packages are stored here, they will be executed using the new stored procedures created for this purpose. This is the script that will get executed if ...