Tag: N1QL
Couchbase’s Cost-Based Optimizer for JSON is patent pending
With NoSQL databases proving their worth over the legacy SQL approach, the next question is inevitably “how do we optimize our processes as much as possible?” Many databases have used static Rule-Based Optimization (RBO) to optimize workloads – but this...
Couchbase Views and better alternatives part 1 of 2
Introduction This blog is meant for users who are familiar with the basics of Couchbase Server and Views. Novice users should start here to gain basic understanding of Couchbase Server and then continue here to get acquainted with Views. Views...
N1QL Transactions : An Elastic and Scalable Distributed Transactions
SQL is the only 22nd-century language available for developers today. ABSTRACT In relational database systems, SQL is more than a declarative query language. It includes procedural language (T-SQL, PL/SQL, etc) and defines transactions and its semantics. SQL as a query...
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,...
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...
Remote Links – Analyze Your Enterprise 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...
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)...
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...
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...
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...