Here's your table with the <br> tags removed for a cleaner presentation:

Engine TypeExamplesFurther Reading
RDBMSOracle, MySQL, Microsoft SQL Server, PostgreSQL, IBM Db2
Document DBMongoDB, Amazon DynamoDB, Databricks, Microsoft Azure Cosmos DB, Couchbase, Cassandra, Cosmos DB
Time SeriesInfluxDB, Kdb+, Graphite, Prometheus, TimescaleDBStocks prices, logs, event management, time-based roll-ups
Search EnginesElasticsearch, Splunk, Solr, OpenSearch, MarkLogicReverse indices
Graph DBsNeo4j, Microsoft Azure Cosmos DB, ArangoDB, Virtuoso, OrientDBTuples, knowledge management, relationships, object predicate model, EAV
Spatial DBsPostGIS, Aerospike, SpatiaLite

WIP - https://docs.google.com/spreadsheets/d/1xVUd1tN-05R00kj18hc3NiIxDonKX48LMCYXfFEniqE/edit#gid=1136247025

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