Database
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Read Replica
Quick Definition
Copy of primary database for read-only queries
Full Definition
A copy of the primary database handling read-only queries for load distribution.
Examples
read scaling, reporting databases, geographic distribution
Related Terms
replication
high-availability
More Database Terms
View
Virtual table defined by a SQL query
Foreign Key
Field referencing primary key to establish table relationships
Indexing
Creating data structures to speed up data retrieval
Schema Design
Defining database table structure and constraints
CAP Theorem
Theorem on Consistency, Availability, Partition tolerance trade-offs
Key-Value Store
NoSQL database storing data as key-value pairs