Looker for visualization in GCP - Commands & Configuration

Introduction

Looker helps you turn data into easy-to-understand charts and reports. It solves the problem of making complex data clear and useful for decision-making.

When you want to create dashboards to track sales performance over time.

When you need to share interactive reports with your team without coding.

When you want to explore data from Google BigQuery without writing SQL.

When you want to schedule automatic email reports for stakeholders.

When you want to combine data from multiple sources into one view.

Commands

This command logs you into your Google Cloud account so you can access Looker and other GCP services.

Terminal

gcloud auth login

Expected Output

Your browser has been opened to visit:

https://accounts.google.com/o/oauth2/auth?...

You are now logged in as [[e-mail]].

Lists all your Google Cloud projects so you can confirm the project where Looker is set up.

Terminal

gcloud projects list

Expected Output

PROJECT_ID           NAME              PROJECT_NUMBER

my-looker-project    Looker Project    123456789012

Creates a new Looker instance in your Google Cloud project to start building visualizations.

Terminal

gcloud looker instances create my-looker-instance --project=my-looker-project --location=us-central1

Expected Output

Create request issued for: projects/my-looker-project/locations/us-central1/instances/my-looker-instance

Waiting for operation to complete...

Operation completed successfully.

→

--project - Specifies the Google Cloud project to use

→

--location - Sets the region where Looker instance will run

Checks the status and details of your Looker instance to make sure it is ready.

Terminal

gcloud looker instances describe my-looker-instance --project=my-looker-project --location=us-central1

Expected Output

name: projects/my-looker-project/locations/us-central1/instances/my-looker-instance

state: RUNNING

createTime: '2024-06-01T12:00:00Z'

endpoint: https://my-looker-instance.looker.cloud

→

--project - Specifies the Google Cloud project

→

--location - Specifies the region of the Looker instance

Key Concept

If you remember nothing else from this pattern, remember: Looker connects your data to easy visual reports without needing to write code.

Common Mistakes

Trying to create a Looker instance without setting the correct project or location flags.

The command will fail or create the instance in the wrong place, causing confusion or errors.

Always specify the --project and --location flags with the correct values when creating or managing Looker instances.

Not logging in with gcloud auth login before running Looker commands.

Commands will fail because you are not authenticated to access Google Cloud resources.

Run gcloud auth login first to authenticate your session.

Summary

Use gcloud auth login to access your Google Cloud account.

Create a Looker instance with gcloud looker instances create including project and location flags.

Check your Looker instance status with gcloud looker instances describe.

These commands set up Looker so you can start building visual data reports.