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CDC: Kafka to BigQuery | Real-Time Replication Guide

Real-time Change Data Capture from Kafka to BigQuery with exactly-once delivery, order-token guards, and tombstone anti-resurrect protection.

Source: Kafka. Destination: BigQuery.

CDC apply: MERGE DML.

Sample config

yaml
skippr:
  workspace: cdc_kafka_to_bigquery
pipelines:
  cdc_kafka_to_bigquery:
    data_source: data_sources.source
    data_sink: data_sinks.warehouse
    cdc:
      default:
        business_key_columns:
          - id
data_sources:
  source:
    Kafka:
      brokers: "localhost:9092"
      topic: dbserver1.public.customers
      cdc_mode: snapshot_then_cdc
data_sinks:
  warehouse:
    Bigquery:
      project: my-gcp-project
      dataset: raw_data
      location: US

Environment

bash
export GOOGLE_APPLICATION_CREDENTIALS="/path/to/service-account.json"

Source connector: kafka. Destination connector: bigquery.

See CDC overview.