# Learn SQL: Database Quiz

> Master SQL queries with database drills

Canonical page: [https://chrome-stats.com/d/com.gjam.learnsql](https://chrome-stats.com/d/com.gjam.learnsql)

## Overview

- **ID:** `com.gjam.learnsql`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** GJAM TECHNOLOGIES
- **Category:** EDUCATION
- **Downloads:** 64
- **Version:** 1.0.27
- **Last updated:** 2026-06-30
- **First published:** 2026-06-01
- **Publisher country:** US
- **Size:** 45 MB
- **Data as of:** 2026-09-08
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.gjam.learnsql)
- **Website:** [https://japangor.com](https://japangor.com/)
- **Privacy policy:** [https://gjam.in/privacy](https://gjam.in/privacy)

## Description

Discover the power of SQL with our interactive database quiz. <br>Database Fundamentals<br>SQL is a fundamental skill for anyone working with databases, and our app provides a comprehensive study guide to get you started. With a focus on SELECT, JOIN, and GROUP BY statements, you&#39;ll be querying like a pro in no time. <br>Querying Databases<br>Our app covers the basics of SQL, including indexes and aggregate functions, to help you estimate and analyze data with confidence. <br>Why Learn SQL: Database Quiz<br>Our app is designed to help beginners and intermediate learners alike, with a series of drills and quizzes to test your knowledge and help you improve. <br>Features at a glance<br>• Master JOIN statements with our interactive drills<br>• Learn to use indexes to optimize your queries<br>• Understand aggregate functions like SUM and AVG<br>• Practice with 100+ quizzes and exercises<br>• Study guide for SELECT, GROUP BY, and more<br>Getting Started<br>Download our app to start learning SQL today and become proficient in querying databases. <br>Please note that our app requires basic permissions to function, and we respect your privacy. Download Learn SQL: Database Quiz now to start mastering SQL queries.<br><br>──────────────<br>MORE FROM JAPANGOR / GJAM<br>More free apps by JapanGor: Learn Python, Learn SQL, Learn AI, Learn LLM, EMI Calculator, GST Calculator, Income Tax Calculator, BMI Calculator, SIP Calculator, Age Calculator &amp; many more — search &quot;JapanGor&quot; or &quot;gjam&quot; on Google Play.<br><br>🌐 japangor.com  •  gjam.in<br>✉ japangor@gmail.com<br>Made with ❤ by JapanGor

## Rankings

- #2,144,436 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `com.android.vending.BILLING`
- `com.applovin.array.apphub.permission.BIND_APPHUB_SERVICE`
- `com.gjam.learnsql.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.gjam.learnsql)