Query Serving Systems

Query serving systems is a modern term for systems that focus on storage and compute they have 3 key features , serve large data-parallel, low lacenty and batch updates

they can be divided in the next categories:

OLTP

CockroachDB Postgres

OLAP

Druid Clickhouse

Search Systems

ElasticSearch Solr

Vector DB’s

Pinecone Vespa

Graph DB’s

Neo4j Dgraph

Data lakes

Delta Lake Hudi

Data warehouse

Snowflake Redshift