Читать книгу Official Google Cloud Certified Professional Data Engineer Study Guide - Dan Sullivan - Страница 49

NoSQL databases are less structured than relational databases, and there is no formal model, like relational algebra and forms of normalization, that apply to all NoSQL databases. The four types of NoSQL databases available in GCP are

 Key-value

 Document

 Wide column

 Graph

Each type of NoSQL database is suited for different use cases depending on data ingestion, entity relationships, and query requirements.