Tag: SQL

Approaches to Query Optimization in NoSQL.

A man returned home after walking around the globe for eleven years.  Next day, when he told his wife he’s going to the corner store, she asked him: “are you taking the short route or the long one?”. Queries can...

/ May 5, 2019

Search and Rescue: 7 Reasons for N1QL (SQL) developers to use Search

People don’t want a four key index.  They need a four-ms response. Ted Levitt Application development is demanding. Each application is trying to progress on behalf of the customer — searching for the right product or the right form, ordering,...

/ April 22, 2019

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...

/ April 2, 2019

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...

/ December 9, 2018

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...

/ December 1, 2018
Jespsen Code Image

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...

/ November 22, 2018
Eventing Life Cycle 5.5

Using N1QL with Couchbase Eventing Functions.

Now, this is not the end. It is not even the beginning of the end. But it is, perhaps, the end of the beginning. — Winston Churchill Updating data is usually not the end, but usually a progress of a...

/ October 20, 2018
Analytics Example

The Couchbase Data Platform in Action: Analytics

Contents What is CBAS and how does it compare to “standard” Couchbase? Example Data and Configuration Code and Queries Web Client Web Server and Queries Querying with SQL++ Query Optimization Query Results and REST Response Conclusion Postscript With the release...

SQL++

Changes to the Couchbase Analytics Service

Contents 6.0 Data Definition Language Postscript The Couchbase Analytics Service uses the SQL++ query language. SQL++ is an modern query language designed to work with semi-structured data and the JSON data model. SQL++ is backwards-compatible with SQL. The Coucbase Analytics...

How to Join JSON: Couchbase N1QL vs. MongoDB Query

As NoSQL databases evolved, each added higher level APIs or languages to help programmers to complex things easily. SQL, having done that for relational data, showed the way. In SQL, developers say WHAT needs to be done and the database...

/ July 11, 2018