This is the hardest part. You must integrate contract checks into your infrastructure.
What are data contracts? Data contracts are formal agreements that define the expectations and standards for data quality, format, www.thoughtspot.com Data contract 101 — Everything You need to Know driving data quality with data contracts pdf download
One diagram hit her hard: Before vs. After . Before: Data team catches broken data at 3 a.m. After: Producer’s CI/CD test fails at 2 p.m., and the PM has to approve the breaking change. This is the hardest part
The next morning, Maya walked into the weekly product sync. The PM, Sarah, was cheerfully announcing a schema change to the “events” table: “We’re renaming ‘session_length’ to ‘duration_ms’ and changing it from int to float. Should be fine, right?” Data contracts are formal agreements that define the
“That’s what we always do,” Maya said. “And we lose a day. And the data is wrong for six hours. I want to try something different.”