Categoria: Alto Desempenho
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Deliver a winning customer experience for the Super Bowl
Super Bowl LVI is coming up this Sunday, with the Cincinnati Bengals facing off against the Los Angeles Rams on their home turf in Inglewood, California. Over 70,000 fans are expected to descend upon…
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Uma Introdução às Arquiteturas de Computação de Borda
Se eu perguntasse a cinco pessoas diferentes o que é “computação de borda”, eu certamente receberia cinco respostas diferentes. Confusamente, todas elas provavelmente estariam certas. A computação de borda é uma arquitetura estratégica que está crescendo em popularidade, mas...
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Multi-Cloud vs. Hybrid Cloud: Diferenças, Benefícios e Estratégias
Sua empresa está aproveitando os benefícios de uma estratégia de nuvem híbrida ou multinuvem? De acordo com o Gartner Group, mais de 75% de empresas de médio e grande porte terão adotado uma estratégia híbrida ou multinuvem até 2021.…
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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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YCSB-JSON: Implementation for Couchbase and MongoDB
YCSB is a great benchmarking tool built to be easily extended by any driver which supports and implements basic operations like: insert, read, update, delete and scan. Plain synthetic data introduced by YCSB fits this…
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Using YCSB to Benchmark JSON Databases
Bruce Lindsay once said, “There are three things important in the database world: Performance, Performance, and Performance”. Most enterprise architects know, as we progress in database features and architectures, it’s important to measure performance in an…
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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…
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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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Paginação de Banco de Dados: Usando OFFSET e Keyset no N1QL
Leia o contexto de paginação no meu artigo anterior: https://www.couchbase.com/blog/optimizing-database-pagination-using-couchbase-n1ql/ Paginação é a tarefa de dividir o resultado potencial em páginas e recuperar as páginas necessárias, uma a uma sob demanda. Usando OFFSET e LIMIT...
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Often Overlooked Linux OS Tweaks
There are two simple linux OS level settings that people seem to be overlooking setting correctly on their production systems I have seen. These are documented elsewhere, but they keep coming up and seems…
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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…