Master SQL, Python, and R for data science interviews
SQLPad helps you prepare for data science job interviews with expert-curated courses and hands-on coding exercises. You can practice SQL, Python, and R directly in your browser without needing to set up any databases. This saves time and builds confidence, making it easier to land your dream job in tech.
Learn SQL fundamentals with expert video lectures
Practice 230+ coding questions in your browser
Code in PostgreSQL, MySQL, Python, and R online
Gradual difficulty increase for all skill levels
Get insights from experienced hiring managers
Yes, SQLPad works in all modern web browsers including Chrome, Safari, and Firefox on Mac, Windows, and Linux.
Yes, you can switch between light and dark mode using the toggle button in the navbar.
Yes, there is a free tier with limited questions to practice.
No refunds are provided once a subscription starts; you can cancel but not get a refund.
This tool is best for:
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Recent data shows that SQLPad has 80.3K monthly visits (-7.9% decrease from the previous month), 46.0% bounce rate, and average 1.72 pages per visit.
Traffic is primarily driven by 6 different sources, with users from 5 countries worldwide, led by United States contributing 15% of total traffic. SEO performance is shown by 5 tracked keywords, with "sqlpad" being the top-performing keyword with 1.6K monthly searches. See below for more info.
Monthly Visits
80.3K
Pages per Visit
1.72
Bounce Rate
46.0%
Average Time on Site
43s
| SEO Keyword | Volume | CPC |
|---|---|---|
| sqlpad | 1.6K | $2.03 |
| how to relevel multiple variables to make no reference group vs. yes in r | 250 | - |
| ide sql | 830 | - |
| python dash run_server | 0 | - |
| c() function in r | 700 | - |
| Source | Traffic Share |
|---|---|
| Direct | 34% |
| Search | 53% |
| Social | 4% |
| Referrals | 8% |
| Paid Referrals | 1% |
| Country Name | Traffic Share |
|---|---|
 | 15% |
 | 14% |
 | 7% |
 | 5% |
 | 4% |
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