From the course: LLM Foundations: Vector Databases for Caching and Retrieval Augmented Generation (RAG)

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Collections in Milvus

Collections in Milvus

We will now discuss some key storage concepts in Milvus. We begin with databases and collections in this video. What are databases in Milvus? A database is used to physically group similar entities and data. This organization is similar to other databases where the concept of a database, a tablespace, or a schema is used to group similar objects. Each Milvus instance can manage multiple databases. A single instance can have up to 64 databases. The default database in Milvus is called default. It is automatically created. If a new entity is created without specifying a database name, it is stored in the default database. A database serves as a container for data. It will store collections, partitions, and indexes within it. In Milvus, access control is implemented by database. Users can be created and configured at a database level. Roles can also be created for each database with specified permissions and then assigned to users. Databases help to support multitenancy in Milvus. Each…

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