A nightly load failed halfway, then the automatic retry ran the whole job again and inserted the fir

A medium Pipeline Design interview practice problem on DataDriven. Write and execute real pipeline design code with instant grading.

Domain

Pipeline Design

Difficulty

medium

Problem

A nightly load failed halfway, then the automatic retry ran the whole job again and inserted the first half's rows twice. Design the job so a retry after partial failure is safe.

Practice This Problem

Solve this Pipeline Design problem with real code execution. DataDriven runs your solution and grades it automatically.