A point of sale system being rolled out across hundreds of physical locations. Transaction data collected each night to be batch processed into a warehouse for usual types of analysis. Our integration preference was SSIS internally. A solution was deployed in preparation.
Rolling out of the new system started with a handful of locations which steadily increased as confidence grew. On the back of this the data hitting our solution was increasing too. With a trickle of data early on there were no issues as expected. A small volume of data from a small number of stores. The process flew. We left it doing it’s thing.
Read on to see the story take a darker turn and the importance of planning for scale.