Tag: JSON
The Unreasonable Effectiveness of SQL
Two score and five years ago two young IBM researchers brought forth on databases, a new language, conceived in relational, dedicated to the proposition that data can be manipulated declaratively and easily. In the years since Don Chamberlin and Ramond...
N1QL: To Query or To Analyze?
Note: This recommendation note was written in collaboration with Till Westmann and Mike Carey, who lead the Couchbase analytics R&D. Couchbase’s Query and Analytics Services both support N1QL (SQL for JSON). A common question is: “Which service should run my...
JSON to Insights: Nobel Prize Winners dataset.
Nobel prizes are announced over a week in October and the award ceremony is today, December 10th (“It’s already tomorrow in Australia”). There is an interesting story of the how C. V. Raman (of Raman effect) booked his ticket to...
JSON to Insights: Analyzing US healthcare Data.
“Nothing is certain except for death and taxes.” This isn’t a dataset made with a bed of roses or manicured green grass. A bit more serious. Let’s see if we can quickly learn anything here. The dataset is the following. “name”...
JSON to Insights: Fast and Easy
Co-author: Sitaram Vemulapalli, Principal Engineer, Couchbase R&D. “The answer my friend is hiding in JSON” – Bob Dylan There are a lot of public JSON datasets and then is awesome JSON datasets. Every company, including yours, has stored a lot of...
Understanding Cross Datacenter Replication (XDCR) – Part 1
If you have any familiarity with Couchbase, you definitely know XDCR. If you use Couchbase for any of your applications, you are very likely using XDCR. I wouldn’t be wrong if I said, XDCR is indeed one of our customers’...
On Par with Window Functions.
Use golf analogy when explaining to executives. Use a car analogy for all others. — Confucius. The purpose of window functions is to translate the business reporting requirements declaratively and effectively to SQL so query performance and developer/business-analyst efficiency...
It’s the workload, stupid!
As an application architect, eventually, you’d to choose the database or database service to power your newest application or a micro-service. Selecting one of the databases among relational databases was easier. The use cases were roughly divided into OLTP and...
YCSB-JSON: Implementation for Couchbase and MongoDB
YCSB is a great benchmarking tool built to be easily extended by any driver which supports and implements basic operations like: insert, read, update, delete and scan. Plain synthetic data introduced by YCSB fits this paradigm perfectly. But when it comes...
YCSB-JSON: Benchmarking JSON databases by extending YCSB
Bruce Lindsay once said, “There are three things important in the database world: Performance, Performance, and Performance”. Most enterprise architects know, as we progress in database features and architectures, it’s important to measure performance in an open way so they can compare...