InfoQ Homepage Database Content on InfoQ
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Visual Studio 2022 17.8 Preview 3: Structured Diagnostics, SQL Server Data Tools Upgrade and More
Microsoft released Visual Studio 2022 17.8 Preview 3. This version is focused mainly on addressing community feedback and resolved almost 100 tickets. Additionally, there are some new features: an “Update on Close” option, Unreal Engine macro specifier suggestions, structured diagnostics, and an upgrade in SQL Server Data Tools.
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EqualsVerifier Delivers Improved Support for JPA Entities
The EqualsVerifier library may be used in Java unit tests to automatically verify equals() implementations inside a project and provides one hundred percent code coverage on equals() and hashCode() methods. Recent releases improved support for JPA, by requiring the use of getters instead of using fields, and solving several related bugs.
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Goldsky’s Streaming-First Architecture for Blockchain Data with Flink, Redpanda and Kubernetes
Goldsky created a platform for the real-time processing of blockchain data. The platform allows clients to extract data from blockchains into their own databases to support product features, but without running the data pipeline infrastructure. The event-driven architecture (EDA) of Goldsky leverages Apache Flink, Redpanda, Kubernetes, and cloud provider services.
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Java News Roundup: Helidon 4.0, Eclipse Serializer 1.0, JEPs for JDK 22
This week's Java roundup for October 23rd, 2023, features news from OpenJDK, JDK 22, Jakarta Data 1.0-M1, GraalVM 21.0.1, Spring 6.1-RC2, Spring Modulith 1.1-RC1, Spring Vault 3.1-RC1, Helidon 4.0, Eclipse Serializer 1.0, Quarkus 3.5, Liberica NIK 22.3.4, Hibernate ORM 6.4-CR1, Hibernate Search 7.0-CR1, Maven 4.0.0-alpha8, Camel 4.0.2, Camel Quarkus 3.5, JHipster Lite 0.46 and JDKMonitor.
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Amazon MSK Replicator: Active-Passive and Active-Active Clusters for Apache Kafka Service
AWS has recently announced MSK Replicator, a new option for cross-region and same-region streaming data replication. The new feature of the Amazon Managed Streaming for Apache Kafka service provides automatic asynchronous replication across clusters, enhancing availability and ensuring business continuity.
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How DoorDash Rearchitected its Cache to Improve Scalability and Performance
DoorDash rearchitected the heterogeneous caching system they were using across all of their microservices and created a common, multi-layered cache providing a generic mechanism and solving a number of issues coming from the adoption of a fragmented cache.
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Amazon RDS for PostgreSQL Now Supports pgactive for Active-Active Replication
AWS recently announced the general availability of pgactive on RDS for PostgreSQL. The replication extension for PostgreSQL supports asynchronous active-active replication for streaming data between database instances, enhancing resiliency and flexibility.
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Java News Roundup: Foreign Function & Memory API, OpenJDK JEPs, Apache Tomcat CVEs
This week's Java roundup for October 9th, 2023, features news from OpenJDK, JDK 22, Apache Tomcat CVEs, Devoxx Morocco, and milestone, point and release candidates of: Spring Framework; Spring Data; Micronaut; Quarkus; Micrometer Metrics; Micrometer Tracing; Apache Kafka; Apache Camel; Eclipse Vert.x; Project Reactor; JHipster Lite; Piranha; and RefactorFirst.
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PlanetScale's Challenge to Oracle: Forking MySQL and Introducing Vector Search
PlanetScale recently announced the intention to fork MySQL adding vector search. While PostgreSQL has been the default open-source choice for vector search, the company behind the Vitess database wants to release a version of MySQL and PlanetScale with vector support.
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Google Improves Cloud Spanner: More Compute and Storage without Price Increase
Google recently announced various improvements to Cloud Spanner, its distributed, decoupled relational database service with a “50% increase in throughput and 2.5 times the storage per node than before” without a price change.
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Amazon DataZone Generally Available: Share and Access Data across AWS Accounts
AWS recently announced the general availability (GA) of Amazon DataZone. This data management service allows users to catalog, discover, share, and govern data stored across AWS, on-premises, and third-party sources.
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Java News Roundup: New JEP Candidates, Azul, Gradle 8.4, QCon San Francisco, Devoxx Belgium
This week's Java roundup for October 2nd, 2023, features news from OpenJDK, JDK 22, Azul Code Inventory, Spring Shell 3.1.4, 3.0.8 and 2.1.13, JNoSQL 1.0.2, Quarkus 3.4.2, Micronaut 4.1.3, Hibernate Search 6.2.2, PrimeFaces 12.0.6, 11.0.12, 10.0.19 and 8.0.24, Maven 3.9.5, Camel 3.20.7, Tomcat Native 1.2.39, Testcontainers 1.19.1, JBang 0.111.0, Gradle 8.4, QCon San Francisco and Devoxx Belgium.
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Cloudflare Hyperdrive: Access PostgreSQL Databases Globally
During the recent "Birthday Week 2023", Cloudflare announced the open beta of Hyperdrive, a new service that uses Cloudflare global network to speed up queries to existing databases. The service currently supports PostgreSQL-compatible databases, with support for MySQL expected soon.
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Practical Advice for Retrieval Augmented Generation (RAG), by Sam Partee at QCon San Francisco
At the recent QCon San Francisco conference, Sam Partee, principal engineer at Redis, gave a talk about Retrieval Augmented Generation (RAG). He discussed Generative Search, which combines large language models (LLMs) with vector databases to improve information retrieval. Partee discussed several innovative tricks such as Hypothetical Document Embeddings (HyDE), and semantic caching.
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Distributed Materialized Views: How Airbnb’s Riverbed Processes 2.4 Billion Daily Events
Airbnb created Riverbed, a Lambda-like data framework for producing and managing distributed materialized views. The framework supports over 50 read-heavy use cases where data is sourced from multiple data sources within the company’s service-oriented architecture (SOA) platform. It uses Apache Kafka and Apache Spark for online and offline components, respectively.