SSIS – Using Date and Time Cache Lookups for faster inserts into Fact Tables
What happened is that I found that when doing inserts on larger data sets, it would take a long time to complete the date and time joins. If I excluded this the data would be returned a lot quicker. So my solution to the problem was to use the Cache Transform and then the Loopkup Transform in the SSIS…
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SSIS (SQL Server Integration Services) – Using the Lookup Transformation and cache and how to handle NULL Values
I had a situation where I was using the Lookup transformation and then loading this into the SSIS Cache, but I wanted all rows to be inserted using the SSIS Cache, even if there was a NULL Value. Below explains how I overcame this. Example: · In our Source data we have Products, but they might not be in…
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