Category: SQL++ / N1QL Query

N1QL Turns Five

N1QL Turns Five

As any parent of a five year old can attest, time flies when you’re having fun. Where did all the time go? That’s kind of how we feel with N1QL, the SQL for JSON query language. Today, thousands of developers,...

Binh Le October 6, 2020
Authentication Using Server-Side X.509 Certificates And N1QL

Authentication Using Server-Side X.509 Certificates And N1QL

Authentication and authorization to the N1QL query service in Couchbase works in multiple ways –  Passing credentials through a rest request – curl http://localhost:8093/query/service?pretty=true -d “statement=select * from system:keyspaces” -u Admin:pwd Passing credentials using the creds named parameter and/or query...

Isha Kandaswamy September 10, 2020
Health Checking a Couchbase Cluster

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....

FTS Flex Index vs GSI Indexes in Couchbase Server 6.6

FTS Flex Index vs GSI Indexes in Couchbase Server 6.6

In this article, we will touch on some practical examples starting with N1QL queries using GSI Indexes and simulate a dataset that over time grows not just with document size, but the actual document structure growing as well. Couchbase Server makes flexible...

Eric Bishard August 12, 2020
Announcing Flex Index With Couchbase

Announcing Flex Index With Couchbase

Flex Index Explained What is a Flex Index? One of the key tasks of a database engine is how to efficiently manage the search and retrieval of the data therein. The efficiency and balance between resource consumption and performance are...

Binh Le August 12, 2020
Remote Links: Analyze Trends with Couchbase Analytics

Remote Links: Analyze Trends with Couchbase Analytics

Introduction to remote links Couchbase is excited to announce its new Remote Links Analytics Service feature in the latest Couchbase Server 6.6 release. Remote links enable real-time operational analytics to obtain and analyze data from multiple Couchbase data clusters and...

Till Westmann August 12, 2020
External Datasets: Accessing AWS S3 in Couchbase Analytics

External Datasets: Accessing AWS S3 in Couchbase Analytics

Introduction to external datasets Couchbase is very excited to announce its new “External Datasets” Analytics Services feature in the latest Couchbase Server 6.6 release. External datasets empower customers to access externally stored data in real-time from Amazon Web Services (AWS)...

Idris Motiwala August 12, 2020
Arrays in JSON: Modeling, Querying and Indexing Performance

Arrays in JSON: Modeling, Querying and Indexing Performance

Array is THE difference between the relational model and the JSON model.   — Gerald Sangudi Abstract JSON array gives you flexibility in the type of elements,  number of elements, size of the elements, and the depth of the elements.  This...

Keshav Murthy August 4, 2020
Comparing MongoDB MQL with N1QL features in Couchbase 6.5

Comparing MongoDB MQL with N1QL features in Couchbase 6.5

This is a short note reviewing the MongoDB MQL language features highlighted in the release blog: MongoDB 4.4: User-Driven Engineering. Ready for You.  MongoDB 4.4 release has added a number of features for the MQL language. Couchbase released 6.5 earlier...

Keshav Murthy July 31, 2020
Migrating Data from MongoDB to Couchbase, Part 2

Migrating Data from MongoDB to Couchbase, Part 2

Prolog The previous article provided details on how to migrate a MongoDB data set to Couchbase Server. This article shows you how to use the Couchbase SDK to access the data via a Java console application. Code snippets show how...

FIRST CLASS SQL for FULL-TEXT SEARCH

FIRST CLASS SQL for FULL-TEXT SEARCH

Over time, the database industry has realized full-text search and SQL are two sides of the same coin.  Text search needs further query processing, query processing needs text search to efficiently filter for text patterns.   The SQL databases have added...

Keshav Murthy July 7, 2020
Fully Configured Couchbase on Red Hat OpenShift in 5 Minutes

Fully Configured Couchbase on Red Hat OpenShift in 5 Minutes

I recently did a presentation at Red Hat Users Group – North Texas on Couchbase NoSQL Operator on OpenShift. Thank you to the Red Hat Dallas team for extending the invitation for a joint session – Sam Nicholls, John Gammon, and Nick Wallace.  In the...