pipeline_runs
Data ingestion jobs from four upstream sources.
run_idintegerPKcustomer_idintegerFKsource_nametextstatustextstarted_attimestamptzcompleted_attimestamptzNULLrecords_inintegerrecords_outintegerNULL
For succeeded runs, return the ten runs losing the most records as run_id, customer_id, source_name, and records_lost. Sort loss descending, then run_id.
Data ingestion jobs from four upstream sources.
run_idintegerPKcustomer_idintegerFKsource_nametextstatustextstarted_attimestamptzcompleted_attimestamptzNULLrecords_inintegerrecords_outintegerNULLRun or check a query first. The coach only comments on a real error or grader mismatch.
Try to solve it cold. Two progressive hints are available.