Archives: ELT

Talend Interview Questions

1. Difference between tAggregaterow and tAggregatesortedrow. Answer : tAggregateRow, receives a flow and aggregates it based on one or more columns. For each output line, are provided the aggregation key and the relevant result of set operations (min, max, sum). tAggregateSortedRow receives a sorted flow and aggregates it based on one or more columns. For • Read More »