Database
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Primary-Replica Architecture
Quick Definition
Architecture with primary for writes, replicas for reads
Full Definition
Architecture with primary handling writes and replicas handling reads.
Examples
write-read separation, failover, high availability
Related Terms
replication
read-replica
More Database Terms
ACID
Properties guaranteeing reliable transaction processing
Denormalization
Intentionally adding redundancy to improve reads
Foreign Key
Field referencing primary key to establish table relationships
Data Integrity
Ensuring data accuracy, consistency, and reliability
DynamoDB
Fully managed serverless NoSQL database by AWS
Trigger
Special procedure that auto-executes on table events