Helpful Looker Tutorials
August 27, 2026 · Vistelio
Refinements (+view_name) and extends solve different problems in a growing LookML project. This tutorial shows when to use each, the gotchas that bite teams in production, and a folder layout that keeps generated views, global labels, and team-specific measures apart.
Read moreAugust 26, 2026 · Vistelio
Model Context Protocol is how AI assistants get tools. This tutorial stands up a Looker MCP server, connects Gemini CLI or Claude Desktop, walks through the tools it exposes, and covers the credentials, permissions and LookML shaping that decide whether the answers are trustworthy.
Read moreAugust 25, 2026
Flat-rate BigQuery pricing is gone. This refreshed guide covers Editions versus on-demand, slot baseline and max autoscaling, physical versus logical storage billing, partitioning and clustering from the Looker side, datagroup caching, PDT keys, aggregate awareness, and attributing spend to dashboards and users.
Read moreAugust 25, 2026
Looker API 3.x was removed in 2023. This refreshed guide covers API keys, logging in to API 4.0, the official looker_sdk Python SDK, run_inline_query and run_look, loading results into another system, and a migration map for scripts still calling /api/3.1.
Read moreAugust 25, 2026
Derived tables can be a powerful tool in a Looker developer's arsenal. They allow you to create tables on-the-fly from existing tables, essentially enabling you to perform ETL (extract, transform, load) operations directly within Looker. Looker's LookML provides two types of derived tables: non-persistent and persistent. In this post, we will focus on Persistent Derived Tables (PDTs), understand when to use them, and delve into the how.
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