#data-quality

Data Profiling Isn't Optional: What We Check Before You Build a Workflow

Fill rate, distinct counts, distributions — the questions worth asking about a dataset before you trust a report built on top of it.

PostgreSQL Data Types, and How DataQloo Infers Them

A column's declared PostgreSQL type is only half the story. Here's how DataQloo's Schema tab infers the more useful, semantic type underneath.