HSBC Group
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Use Cloud Functions to trigger Dataflow job for loading data from GCS to BQ
Set up a Cloud Function to trigger when a new file arrives in GCS
Use the Cloud Function to start a Dataflow job that reads the file from GCS and loads it into BigQuery
Dataflow is a cost-effective option for processing large amounts of data in real-time
Utilize Dataflow templates for easy deployment and management
I applied via Recruitment Consultant and was interviewed in Oct 2020. There were 4 interview rounds.
I applied via Recruitment Consulltant and was interviewed before Mar 2021. There was 1 interview round.
I applied via LinkedIn and was interviewed in Feb 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed before Apr 2020. There were 3 interview rounds.
SCD Type 2 is a technique used to track historical changes in data over time in a data warehouse.
SCD Type 2 maintains a separate row for each change in data, with a start and end date.
It requires a surrogate key to uniquely identify each row.
Informatica provides a built-in SCD Type 2 transformation to implement this technique.
Example: tracking changes in customer addresses over time.
I applied via Recruitment Consultant and was interviewed in Dec 2020. There was 1 interview round.
I applied via LinkedIn and was interviewed before Aug 2020. There were 3 interview rounds.
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