Categoría: Best Practices and Tutorials
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Build autocomplete or typeAhead using Full Text Search
What is Autocomplete vs Type Ahead? Autocomplete as the wikipedia says “Autocomplete, or word completion, is a feature in which an application predicts the rest of a word a user is typing” It is…
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Meeting data protection needs for Couchbase Data Platform
In the world where data is the currency, backup & recovery for a database is as essential as any other defining parameter such as consistency or performance because the customers cannot afford data loss…
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N1QL & SEARCH: Leverage Full-Text Search (FTS) Index in N1QL
With Couchbase v6.5, Full-Text Search is now integrated into the Couchbase N1QL query construct. Customers can now leverage FTS indexes directly with N1QL. This provides developers a single API to combine N1QL exact predicate…
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How to Create a Custom Token Store for Spring-Security-Oauth2 | OAuth Part 2
In the previous blog post, we discussed how to configure a simple OAuth2 authentication. However, our implementation has a major flaw in it: we are using an in-memory token store. In-Memory token stores should…
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Data Modeling for Couchbase with erwin DM NoSQL
Given the architecture and design of NoSQL systems, especially the document family databases like Couchbase that do not enforce schema on write, data modeling for NoSQL can often be challenging when migrating from relational…
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Divide and Conquer: Couchbase GSI Index partitioning.
In Couchbase, data is always partitioned using the consistent hash value of the document key into vbukets which are stored on the data nodes. Couchbase Global Secondary Index (GSI) abstracts the indexing operations and…
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Using Couchbase Analytics with Node.js and JavaScript
Note: This post uses the the Couchbase Analytics Data Definition Language as of the version 5.5 preview release. For updates and information on breaking changes in newer versions, please refer to Changes to the Couchbase…
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Document Conflicts & 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…
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ANSI JOIN Support in N1QL
Overview ANSI JOIN support is added in N1QL to Couchbase version 5.5. In previous versions of Couchbase, join support was limited to lookup join and index join, which works great when the document key…
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Couchbase With Spring-Boot and Spring Data
One of the biggest barriers for anyone who wants to start using new technologies is usually the learning curve. Often while starting a new project, we end up choosing to use what we already…
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Introducing Couchbase PartnerEngage
I’m very excited to announce the launch of Couchbase PartnerEngage, a new partner program tailored for resellers, system integrators, consultants and technology partners to capitalize on the Engagement Database market opportunity. Though Couchbase has…
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Database Pagination: Using OFFSET and Keyset in N1QL
Read the pagination background in my previous article: https://www.couchbase.com/blog/optimizing-database-pagination-using-couchbase-n1ql/ Pagination is the task of dividing the potential result into pages and retrieving the required pages, one by one on demand. Using OFFSET and LIMIT…