Migrating from Teradata to Big Query means migrating from server based to serverless architecture. Migrating from Teradata to Big Query is an attractive option because It doesn’t require provisioning for storage and computing resources in advance. It allows streaming ingestion of huge volumes of data. Owing to column wise data store in BigQuery, high levels of compression of data is obtained. BigQuery has integrations with various BI tools like Tableau, Looker and MicroStrategy. The traditional ETL tools and processes are eliminated.
The various stages and activities involved in migration has been discussed in the e-book. It includes :