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CodeSignal

Grafana UI Joins and Transformations

via CodeSignal

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Overview

Build production-grade Grafana dashboards by mastering the UI features that turn raw query results into clean, actionable monitoring experiences. Learners will write join-ready queries using Grafana macros, stitch multiple data sources together using UI joins and composite keys, and shape data using transformations like Filter, Group by, Reduce, Rename, and Sort—all without rewriting SQL.

Syllabus

  • Unit 1: Writing Join-Ready Queries
    • Making Server Load Dashboard Ready
    • Building Join-Ready IoT Queries
  • Unit 2: Stitching Data: UI Joins and Cross-Source Math
    • Your First UI Join Transformation
    • Configuring Your First Data Join
    • Fixing the Duplicate Column Ghost
    • Enriching Sensor Data with Building Context
  • Unit 3: Scaling Your Joins: The Composite Key Strategy
    • Building Your First Composite Key
    • Fixing the Composite Key Mismatch
    • Building a Multi-Field Disk Monitor
  • Unit 4: Daily Driver Transformations for Decision-Ready Panels
    • Filter Out the Quiet Hosts
    • Current State from Time Series
    • Roll Up Disk Usage by Host
    • Build a Top Offenders Panel

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