"Find the best-selling product from last year." When an AI system attempts to answer a question like this by querying a company database, even a single reference to a nonexistent item can cause the ...

Build a lightweight SQL regression detector that tracks latency, detects anomalies, analyzes plans, and catches slowdowns ...

When working as an engineer, you will surprisingly often have opportunities to interact with databases. From application ...

Five system table queries to track Databricks spend — by product, warehouse, and team, with anomaly detection and AI ...

Every day, businesses depend on data to operate. Customer orders, quotes for new business, conversations around products, campaigns for marketing—pretty much every business process today is based on ...

Unraveling work troubles, one by one.When talking about databases, English words like SELECT, UPDATE, and DELETE come up.SQL is a language used to tell a database 'which data you want to read' or ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

Out of all the programming languages you need to learn in the IT industry, SQL is one of the most important. SQL is so integral to modern big data access and organization processes that it’s never a ...

Here's a look at different ways to query Hadoop via SQL, some of which are part of the latest edition of MapR's Hadoop distribution SQL: old and busted. Hadoop: new hotness. That’s the conventional ...