Tag: Tuning
Health Checking a Couchbase Cluster
Most databases are configured and sized correctly based on the information available at the time of their initial launch, but they tend to become unhealthy or undersized due to organic growth of their datasets and/or changes in their workload profiles....
Primary Uses for Couchbase Primary Index
A couple of frequently asked questions on N1QL for query service: When do we actually use a primary index? Why the index advisor does not recommend the primary index when that may the only choice? Read on… Couchbase is a...
Create the Right Index, Get the Right Performance.
Introduction There are three things important in database systems: performance, performance, performance. For NoSQL database systems, there are three important things: performance at scale, performance at scale, performance at scale. Understanding the index options, creating the right index, with the...
Indexes for N1QL: or how I got an order magnitude speed increase
Indexes for N1QL: or how I got an order magnitude speed increase In Couchbase 4.0 we introduced N1QL query language: a flexible query language that brings SQL-like query to JSON documents. Whenever we talk about N1QL the conversation always opens...