JavaScript client installation in Supabase - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the first step to install the Supabase JavaScript client in a project?

The first step is to run npm install @supabase/supabase-js in your project directory to add the Supabase client library.

beginner

How do you import the Supabase client in your JavaScript code after installation?

Use <code>import { createClient } from '@supabase/supabase-js'</code> to import the function that creates the Supabase client.

beginner

What information do you need to create a Supabase client instance?

You need your Supabase project URL and the public API key (anon key) to create the client with createClient(supabaseUrl, supabaseKey).

intermediate

Why is it important to keep your Supabase API key secure?

Because the API key allows access to your database and services. Sharing it publicly can lead to unauthorized access.

intermediate

Can you use the Supabase JavaScript client in both frontend and backend environments?

Yes, the Supabase client works in browsers and Node.js environments, making it flexible for frontend and backend use.

Which command installs the Supabase JavaScript client?

A npm install @supabase/supabase-js

B npm install supabase-client

C npm install supabase-js-client

D npm install supabase

The correct package name is '@supabase/supabase-js'.

What function do you use to create a Supabase client instance?

A createSupabase()

B initClient()

C createClient()

D supabaseClient()

The function to create the client is called createClient.

Which two pieces of information are required to initialize the Supabase client?

A Username and password

B Project URL and API key

C Database name and port

D API key and secret key

You need the project URL and the public API key (anon key) to initialize the client.

Where can you use the Supabase JavaScript client?

A Only in backend Node.js

B Only in frontend browsers

C Only in mobile apps

D Both frontend and backend environments

The client works in both frontend browsers and backend Node.js environments.

Why should you avoid exposing your Supabase API key publicly?

A It can cause unauthorized access

B It slows down your app

C It increases your billing

D It disables your database

Exposing the API key can allow others to access your database without permission.

Explain the steps to install and set up the Supabase JavaScript client in a new project.

Think about commands, imports, and configuration.

Describe why keeping your Supabase API key secure is important and how it relates to your app's safety.

Consider what could happen if someone else uses your key.