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Why Replace External Database Caches?

DZone

Teams often consider external caches when the existing database cannot meet the required service-level agreement (SLA). However, external caches are not as simple as they are often made out to be. This is a clear performance-oriented decision.

Cache 278
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Netflix Tudum Architecture: from CQRS with Kafka to CQRS with RAW Hollow

The Netflix TechBlog

Initial Tudum data architecture The high-level diagram above focuses on storage & distribution, illustrating how we leveraged Kafka to separate the write and read databases. The write database would store internal page content and metadata from our CMS. The KVDAL near cache can refresh in the background on every app node.

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Top Database Performance Issues and Solutions

Scalegrid

Database performance issues, such as slow queries and high CPU usage, can severely impact your applications. Implementing appropriate indexes is a critical strategy for optimizing database performance, as it helps identify frequently used columns in search conditions and enhances query efficiency.

Database 130
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Design Of A Modern Cache—Part Deux

High Scalability

The previous article described the caching algorithms used by Caffeine , in particular the eviction and concurrency models. This allows for quickly discarding new arrivals that are unlikely to be used again, guarding the main region from cache pollution.

Cache 200
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How to Boost Redis With Local Caching in Java

DZone

You may also like: Java-Distributed Caching in Redis. Local caching is one of the most useful tactics for improving the performance of databases such as Redis. Redis developers who want to do local caching in Java will find that Redis doesn’t support this functionality out of the box.

Cache 174
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Top Redis Use Cases by Core Data Structure Types

High Scalability

Depending on how it is configured, Redis can act like a database, a cache or a message broker. It’s important to note that Redis is a NoSQL database system.

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Resolving Parameter Sensitivity With Parameter Sensitive Plan Optimization in SQL Server 2022

DZone

For years, database administrators and developers working with SQL Server faced a persistent performance issue known as parameter sniffing. This problem arises because SQL Servers traditional query plan caching mechanism generates only a single execution plan for a parameterized query.

Servers 130