Data Management Google Professional Data Engineer GCP

• Bigtable supports a number of methods for interacting with data, as
  • HTTP API
  • the gRPC API
  • the cbt command-line tool
  • client libraries
  • an HBase client (Google HBase Java client library or the HBase shell)

Dataflow templates export data from Bigtable as

• Avro files
• Parquet files
• SequenceFiles

Migrating the data from an Apache HBase cluster to a Cloud Bigtable cluster –

• Export the data as a series of Hadoop sequence files.
• Collect details from HBase.
• Export HBase tables to sequence files.
• Move the sequence files to Cloud Storage.
• Import the sequence files into Bigtable using Dataflow.
• Validate the move.