Practice through familiar business contexts.
Company labels help frame practice in a familiar business context. They are directional study aids, not official interview guidance from the companies listed. Scan the guide list quickly and jump straight into a company context without burning the first screen on setup copy.
IshaSQL
Explore 77 IshaSQL-tagged SQL scenarios focused on filtering, aggregation, joins.
Start here: DNA Pattern Recognition
Explore 25 Google-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Advertiser Health Status
Airbnb
Explore 20 Airbnb-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Waitlist Fill Rate
Amazon
Explore 17 Amazon-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Departments Above Average Pay
Meta
Explore 17 Meta-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Interest Pages Without Followers
Explore 16 Pinterest-tagged SQL scenarios focused on query basics, joins, date functions.
Start here: Creators With Multiple 2024 Posts
Wayfair
Explore 16 Wayfair-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Complete Skill Coverage
Spotify
Explore 15 Spotify-tagged SQL scenarios focused on query basics, aggregation, joins.
Start here: Sponsor Payback Ratio
Netflix
Explore 14 Netflix-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Streaming Device View Mix
Explore 13 Facebook-tagged SQL scenarios focused on aggregation, filtering, joins.
Start here: Facebook Pages and Likes Analysis
Apple
Explore 12 Apple-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Duplicate Job Posts
Databricks
Explore 12 Databricks-tagged SQL scenarios focused on query basics, filtering, joins.
Start here: Most Frequent Item Counts
Explore 12 LinkedIn-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Trainer Certification Coverage
Salesforce
Explore 12 Salesforce-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Partner Contracts Expiring Soon
Tesla
Explore 11 Tesla-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Weekly Queue Ratings
TikTok
Explore 11 TikTok-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: First Customer Transaction
Alibaba
Explore 10 Alibaba-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Second-highest Salary
Robinhood
Explore 10 Robinhood-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: 2024 App Click Volume
Visa
Explore 10 Visa-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Dormant Promo Codes
Snowflake
Explore 9 Snowflake-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Late Shipment Rate By Carrier
Uber
Explore 9 Uber-tagged SQL scenarios focused on query basics, aggregation, analytics reporting.
Start here: Creators With Multiple 2024 Posts
Microsoft
Explore 7 Microsoft-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Creators With Multiple 2024 Posts
Stripe
Explore 7 Stripe-tagged SQL scenarios focused on query basics, aggregation, date functions.
Start here: Top Sellers By Gross Sales
DoorDash
Explore 6 DoorDash-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Stockout Days by Warehouse
PayPal
Explore 5 PayPal-tagged SQL scenarios focused on query basics, aggregation, filtering.
Start here: Churned Merchants with Pending Payouts
Oracle
Explore 3 Oracle-tagged SQL scenarios focused on aggregation, filtering, joins.
Start here: 6. Average Sales Revenue by Product Category for Oracle
Shopify
Explore 3 Shopify-tagged SQL scenarios focused on aggregation, query basics, analytics reporting.
Start here: 6. What is the percentage of sales for Retail vs Shopify for each month
Target
Explore 3 Target-tagged SQL scenarios focused on filtering, aggregation, joins.
Start here: Top Purchase per Customer
Explore 3 Twitter-tagged SQL scenarios focused on aggregation, filtering.
Start here: Histogram of Tweets by Posting Frequency
CVS Health
Explore 2 CVS Health-tagged SQL scenarios focused on query basics, analytics reporting, date functions.
Start here: Weekend Staffing Gaps
Etsy
Explore 2 Etsy-tagged SQL scenarios focused on aggregation, query basics, analytics reporting.
Start here: Same-Week Repeat Buyers
Walmart
Explore 2 Walmart-tagged SQL scenarios focused on aggregation, filtering.
Start here: List of Questions + Solutions
Fitbit
Explore 1 Fitbit-tagged SQL scenarios focused on aggregation, date functions, query basics.
Start here: Daily Alternating Measurement Totals
Snapchat
Explore 1 Snapchat-tagged SQL scenarios focused on aggregation, filtering, joins.
Start here: 02 Sending Vs Opening Snaps