Database Administrator
System design questions
20 questions on System design for database administrators, easiest first.
Easy 4
Medium 11
- Four or five members for etcdmedium
- Placing the tie-breakermedium
- Users see old data after savingmedium
- InnoDB Cluster losing two of threemedium
- Choosing during a network partitionmedium
- Primary on the minority side of a partitionmedium
- Last-writer-wins drops a newer updatemedium
- Limiting the blast radiusmedium
- Flash sale stock without oversellingmedium
- Check-then-insert creates duplicatesmedium
- Cache shows a rolled-back pricemedium