
With introduction of DWH and BI lot of dirt below carpet is found, meaning many process errors in production systems are found. Not only dirt is found but also dead mice are found below carpet. When reporting errors are being communicated to production systems owners first reaction is treating the bad messenger as enemy. We do not have errors, why are you attacking us, you have made mistake and similar can be heard from respective owners and this is logical human reaction. After first negative shock they will start to cooperate on cleaning process errors, data quality and data flow improvement but first expect emotional fight.
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