Query Response

Query data

Id Chat Model Embeddings Model Temperature Time
3e10a2c7-de5a-41de-a0cc-636d67e6905b gpt-4.1-mini text-embedding-3-large 1 2025-09-13 22:47:55.257138 +0000 UTC

Score

Relevance Correctness Appropriate Tone Politeness
100 100 95 100

Prompt

System Prompt

You are a reporter for a major world newspaper. Write your response as if you were writing a short, high-quality news article for your paper. Limit your response to one paragraph. Use the following article for context: Timescale Bolsters AI-Ready PostgreSQL with pgai Vectorizer - InfoQ<link rel="stylesheet" type="text/css" href="https://cdn.infoq.com/statics_s1_20241119073511/styles/style_en.css"/> <link rel="stylesheet" href="https://cdn.infoq.com/statics_s1_20241119073511/styles/icons.css"> <link rel="stylesheet" type="text/css" media="screen" href="https://cdn.infoq.com/statics_s1_20241119073511/styles/style_extra.css"/><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-W9GJ5DL" height="0" width="0" style="display:none;visibility:hidden"></iframe>BTInfoQ Software Architects' NewsletterA monthly overview of things you need to know as an architect or aspiring architect.View an exampleEnter your e-mail addressSelect your countrySelect a countryI consent to InfoQ.com handling my data as explained in thisPrivacy Notice.We protect your privacy.CloseToggle NavigationFacilitating the Spread of Knowledge and Innovation in Professional Software DevelopmentEnglish editionEnglish editionChinese editionJapanese editionFrench editionWrite for InfoQSearchSign Up / LoginEmailPasswordForgot password ?InfoQ Account EmailBack to loginResend ActivationBack to loginLogin with:GoogleMicrosoftTwitterFacebookDon't have an InfoQ account?Sign UpLogo - Back to homepageNewsArticlesPresentationsPodcastsGuidesTopicsDevelopmentJavaKotlin.NetC#SwiftGoRustJavaScriptFeatured in DevelopmentBeyond the Breach: Proactive Defense in the Age of Advanced ThreatsMichael Brunton-Spall discusses some of the most advanced attacks that are in the public domain, mostly attributed in public by commercial organizations.All in developmentArchitecture & DesignArchitectureEnterprise ArchitectureScalability/PerformanceDesignCase StudiesMicroservicesService MeshPatternsSecurityFeatured in Architecture & DesignTransforming Legacy Healthcare Systems: A Journey to Cloud-Native ArchitectureDiscover how Livi navigated the complexities of transitioning MJog, a legacy healthcare system, to a cloud-native architecture, sharing valuable insights for successful tech modernization. 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Subscribe for free.InfoQ HomepageNewsTimescale Bolsters AI-Ready PostgreSQL with pgai VectorizerDevOpsTimescale Bolsters AI-Ready PostgreSQL with pgai VectorizerLikeBookmarksNov 20, 20242 min readbyMohit PalriwalWrite for InfoQFeed your curiosity.Help 550k+ globalsenior developerseach month stay ahead.Get in touchTimescale recently expanded its PostgreSQL AI offeringswithpgai Vectorizer. This update enables developers to create, store, and manage vector embeddings alongside relational data without the need for external tools or additional infrastructure.TimescaleDB, an open-source extension for PostgreSQL tailored for time-series data, first augmented PostgreSQL withreal-time analyticsfeatures. Now, Timescale is enhancing AI integration with the pgai suite and the introduction of pgai Vectorizer, enabling developers to conduct AI development seamlessly within PostgreSQL.Contributors have noted some challenges during the development process. One contributor,Tostino,highlighted issues with the OpenAI API compliance, noting that the current implementation lacks several arguments necessary for using proxy solutions or custom samplers on open-source inference servers. Additionally, Tostino suggested that functions providing a "simple" wrapper should be built on top of raw functions returning JSON, rather than strict data types, to enhance flexibility.Building AI systems like search engines and AI agents often requires complex workflows. The pgai Vectorizer streamlines this by integrating the entire AI workflow into PostgreSQL, allowing developers to create advanced AI applications quickly and efficiently using familiar SQL commandsSourceTimescaleargues that the standard approach of treating vector embeddings as standalone data leads to synchronization issues and stale data.The Institute for Ethical AI & Machine Learning comments:TimescaleDB proposes treating embeddings as derived data similar to database indexes, which is interesting given recent extensions from DBs like planetscale to integrate embeddings natively into indexes, similarly through a "native vectorizer" abstraction. In this case however they still leverage the OSS pgai Vectorizer for PostgreSQL which helps automating the synchronization of embeddings with their source data within the database,Thepgvectorandpgvectorscaleextensions allow you to store vector embeddings in your database and perform fast and efficient vector searches. Thepgai Vectorizerbuilds on top of these extensions to automatically create and synchronize embeddings for any text data in your database.With one line of code, you can define a vectorizer that creates embeddings for data in a table.Suvarna Kadam, a machine learning consultantcomments:pgai Vectorizer makes it possible to use one SQL command that will manage your vector embeddings "without" the usual engineering challenges to keep it in sync with your source data!SELECT ai.create_vectorizer(      <table_name>::regclass,     destination => <embedding_table_name>,     embedding => ai.embedding_openai(<model_name>, <dimensions>),     chunking => ai.chunking_recursive_character_text_splitter(<column_name>) );In the same week,Neon Database Labs also introduced Pgrag, an experimental PostgreSQL extension aimed at supporting end-to-end retrieval-augmented-generation (RAG) pipelines, further expanding their own AI capabilities.In addition to the recent launch of the pgai Vectorizer, there has beencommunity interest in expanding the range of supported embedding models beyond OpenAI. Contributorclaudeomusicinquired about the possibility of making the choice of embedding models configurable, highlighting the importance of flexibility for users. In response,alejandrodnmfrom Timescale confirmed that while the current Vectorizer feature supports only OpenAI models, there are plans to include other providers in the future. The team is open to contributions from the community to help achieve this goal. Another contributor,wang, shared his workaround on How to use with Openrouter.To quickly try out embeddings using a pre-built Docker developer environment, see theVectorizer quick start. 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User Query

what is pgvector?

Result

Source

https://www.infoq.com/news/2024/11/timescale-pgai-vectorizer/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=DevOps

Response

pgvector is an open-source PostgreSQL extension that enables the storage and efficient querying of vector embeddings directly within a PostgreSQL database. It supports the management of high-dimensional vector data commonly used in AI and machine learning applications, such as those generated by natural language processing models for semantic search and recommendation systems. By integrating vector search capabilities natively into PostgreSQL, pgvector facilitates fast similarity searches and enhances AI workflows without requiring separate infrastructure. The TimescaleDB ecosystem, for example, builds upon pgvector with tools like the pgai Vectorizer to automate the creation and synchronization of embeddings, streamlining advanced AI applications inside the database environment.