SQL Guide : Database concepts
  
Database concepts
If you are not already familiar with relational database servers such as solidDB®, you may want to read this section. It explains the following concepts:
Relational databases
– Tables, rows, and columns
– Relating data in different tables
Multi-user capability / Concurrency control and locking
Client-Server architecture
Transactions
Transaction logging and Recovery
See also
Relational databases
Client-server architecture
Multi-user capability
Transactions
Transaction logging and recovery
Summary