Category: Uncategorized

TPCx-IoT benchmark with Cisco & Couchbase.

The Internet of Things (IoT) application brings a new dimension to the database workload.  What makes IoT click is the availability of data from the edge devices at the gateways, servers for instant analysis, rollups, etc.  Data generated is heterogeneous...

/ August 4, 2018
RecyclerViews

Tutorial: RecyclerView with Couchbase Lite as Data Source in Android

The RecyclerView widget is a popular option on the Android platform for efficiently displaying dynamic data collections .Couchbase Lite 2.0 is a powerful NoSQL embedded data store for iOS, Android and .Net Mobile Platforms. In this post, we introduce a...

Tutorial : Using the Query API with a Prebuilt Couchbase Lite 2.0 Database in an iOS App

Couchbase Lite 2.0 is a powerful NoSQL embedded data store for iOS, Android and .Net Mobile Platforms. In an earlier tutorial, we explored the basics of Database and Document CRUD operations using Couchbase Lite within your swift app. In addition...

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Xcode Playground for Exploring Query API in Couchbase Lite 2.0

This post is a step-by-step guide for using an Xcode Playground for exploring the new querying API in Couchbase Mobile 2.0. The Couchbase Lite 2.0 Release introduces a simplified query API based on N1QL, Couchbase’s declarative query language that extends...

Understanding Index Grouping And Aggregation in Couchbase N1QL Query

Couchbase N1QL is a modern query processing engine designed to provide SQL for JSON on distributed data with a flexible data model. Modern databases are deployed on massive clusters. Using JSON provides a flexible data mode. N1QL supports enhanced SQL...

/ April 3, 2018

Auto-FailOver Features in Couchbase Server 5.5

Couchbase further improves high availability for mission-critical deployments and reduces operator intervention. Couchbase enhances the detection of common disk failures and automatically fails over the node with bad disks saving operators time and energy. It also handles multiple server failures...

star wars cockpit hyperspace by Jedimentat44 licensed through Creative Commons https://www.flickr.com/photos/jedimentat/7557276684

Geospatial queries: Using Python to search cities

Using Python we are creating a tool that will use geospatial queries with Couchbase REST API and Couchbase Full Text Search, which will help us in searching a database of cities.

document conflicts and automatic resolution in couchbase mobile

Document Conflicts and Automatic Conflict Resolution in Couchbase Mobile 2.0

Document conflicts can occur in distributed environments that support data synchronization, wherein a document can be updated concurrently by one or more writers. This is especially common in mobile environments where unreliable network connections may result in concurrent changes from multiple...

postman_update_doc

API Testing of Couchbase Sync Gateway REST interface using Postman

The Couchbase Sync Gateway is one of the core components of the Couchbase Mobile stack. At a high level, it is responsible for securely routing and syncing data between [web and mobile] clients and Couchbase server. It supports a REST API...

The 5 Most Common Forum’s Questions

How to do “something” in N1QL? First of all, if you are not familiar with N1QL I highly recommend you to spend a few minutes in our free N1QL training here,  or just play with it here. Second, as it...