thakurthegr8 / data-lemur

SQL playground to ace sql questions.

SQL Playground: Mastering SQL through Interactive Problem Solving

Welcome to the SQL Playground, a platform designed to empower SQL enthusiasts to enhance their skills through hands-on problem-solving. Whether you're a beginner eager to learn or an experienced SQL pro looking for challenges, this playground has something for everyone!

Table of Contents

• Features

Features

• Top SQL Challenges: Access a curated collection of challenging SQL questions to test and improve your skills.
• Interactive Environment: Practice your queries in a real-world SQL environment without the fear of affecting production data.
• Immediate Feedback: Receive instant feedback on your queries to learn from your mistakes and refine your approach.

Initialize

1. Clone this repo.
2. Setup .env.local file

# look into https://upstash.com/docs/redis/overall/getstarted
CACHE_URL=""
CACHE_ACCESS_TOKEN=""
# look into https://supabase.com/
NEXT_PUBLIC_SUPABASE_URL=""
NEXT_PUBLIC_SUPABASE_ANON_KEY= ""

4. Make following tables

• Submissions

create table
public.submissions (
 id text not null,
 created_at timestamp with time zone not null default now(),
 question text not null,
 solution text not null,
 status text not null,
 difficulty text not null,
 constraint submissions_pkey primary key (id, created_at, question)
) tablespace pg_default;

• Users

 create table
 public.users (
 id text not null,
 created_at timestamp with time zone not null default now(),
 name text not null,
 profile_image text null,
 constraint users_pkey primary key (id)) tablespace pg_default;

4. Make following views

• solved_submissions_view_4

create view
  public.solved_submissions_view_4 as
select distinct
  submissions.question,
  submissions.difficulty,
  submissions.id
from
  submissions;

5. Run locally

npm run dev

6. Build the project

npm run build