Category: High Performance
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....
Remote Links: Analyze Trends with Couchbase Analytics
Remote links allow for the ingestion of data from the Data Service, a remote Couchbase cluster into an Analytics cluster.
External Datasets: Accessing AWS S3 in Couchbase Analytics
External datasets provide the ability to dynamically query and analyze data residing in AWS S3. Combine data in real-time with Couchbase analytics.
Eventing Improvements: Timers, Handlers and Statistics
New 6.6 Eventing features: Timers can be cancelled or overwritten or used for recurring schedules, ability to differntiate delete v. expiry, and statistics in the UI are co-located with each Functions controls.
Using Multiple Disks to Speed Up Couchbase Analytics Queries
From two experiments we show significant performance impact from configuring the Analytics Disk Paths and multiple physical disks.
Testing N1QL Workloads with Apache JMeter
One of the key features that Couchbase provides for querying JSON data is a N1QL language. N1QL allows users to access and modify the contents of their JSON documents with familiar SQL statements. Quite often, during development phase of a...
Less Is More: Why Use a Cost-Based Optimizer?
Couchbase includes a cost-based optimizer (CBO). Learn how having a CBO improves query performance and how to implement it.
Primary Uses for Couchbase Primary Index
What is the Couchbase Primary Index? The primary index scan provides you with the “full table scan” equivalent for all the documents from start to finish.
Advanced Filtering with XDCR 6.5
Customers use XDCR for various use cases from high availability to data locality to disaster recovery to cloud migration and hybrid cloud deployments. To meet these use cases, there are a number of circumstances where they would want to replicate...
N1QL Index Advisor: Improve Query Performance, Productivity
Couchbase N1QL Index Advisor, a new feature in Couchbase 6.5, provides recommendations for Global Secondary Indexes for N1QL query statements.
Search & Rescue: 7 Reasons N1QL Developers Use Search
Couchbase N1QL/SQL can call full-text search queries, providing powerful benefits described here including fuzzy and natural language matching.
Couchbase in Telecom: MegaFon, Russia
Egor Kovalchuk is a deployment manager in MegaFon, one of the largest telecommunication companies in Russia. His career in telecom spans more than a decade. Egor’s team is in charge of developing, integrating, and monitoring multiple business systems and applications...
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