Relational database design: https://www.lucidchart.com/pages/database-diagram/database-design

Data Models: https://www.lucidchart.com/pages/database-diagram/database-models

Design

Structuring the data from real world domain to the domain of DBMS such that:

• Redundancy is minimal
• Data integrity is ensured
• Data is normalized(insert, update and delete anomalies are removed)
• Queries run fast
• Data remains consistent and accurate

Three stages in db design process:

Conceptual, Logical and Physical.

https://support.microsoft.com/en-us/office/database-design-basics-eb2159cf-1e30-401a-8084-bd4f9c9ca1f5

RDBMS

MongoDB

InfluxDB

RocksDB: LSM based, levelled compaction(similar to levelsDB)

Speedb: Israel based DB company. Looks cool.