Etiqueta: Índice
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Primary Uses for Couchbase Primary Index
A couple of frequently asked questions on N1QL for query service: Read on… Couchbase is a distributed database. It supports flexible data model using JSON. Each document in a bucket will have a user-generated…
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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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Understanding Index Grouping And Aggregation in Couchbase N1QL Query
Couchbase N1QL is a modern query processing engine designed to provide aggregate SQL for JSON by index on distributed data with a flexible data model. Modern databases are deployed on massive clusters. Using JSON…
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Nuevas características en el servicio de índices en Couchbase Server 5.5
En la última versión principal, Couchbase Server 5.0, presentamos Plasma – Nuevo motor de almacenamiento y también la compatibilidad con réplicas de índices en el servicio de índices. Hemos seguido aprovechando estas nuevas características...
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Cómo migrar de índices equivalentes a réplicas de índices
En la publicación anterior, vimos los beneficios de usar réplicas de índices en lugar de índices equivalentes. Digamos que estás en Couchbase Server 4.x y tienes los siguientes 3 índices equivalentes distribuidos en 3 nodos;...
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Feature Enhancements to N1QL in the Couchbase Server 5.0 March Developer Build
With the recent March 2017 Developer build of Couchbase there were many bug fixes, but also feature enhancements to core technologies like N1QL. For example, now indexes can be created on various meta information…
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Indexes for N1QL: or how I got an order magnitude speed increase
Indexes for N1QL: or how I got an order magnitude speed increase In Couchbase 4.0 we introduced N1QL query language: a flexible query language that brings SQL-like query to JSON documents. Whenever we talk…