iMasters

PostgreSQL com extensões pg_vexec e MergeTree fica a só 3x mais lento que o ClickHouse

Extensões experimentais (pg_vexec, ch_table_engines, iheap) reduzem a distância do PostgreSQL para o ClickHouse em benchmarks ...
blog.csdn

C语言实现迷你DBMS：CREATE TABLE与ALTER TABLE实战解析

数据库管理系统（DBMS）是管理数据存储与操作的核心软件，SQL解析与元数据管理是其基础能力。在资源受限的教学场景中，用C语言实现一个支持CREATE TABLE和ALTER TABLE的迷你DBMS，能直观展示表结构在内存中的数组组织方式、文件落盘的全量覆盖策略，以及从词法拆解到约束识别的解析链路。这类实践 ...
nytimes.com

A.I. Queries From Abroad Raise Fears of a Biological Weapons Race

Today’s chatbots aren’t likely to help lone actors invent a deadly pathogen, experts say. But newer models, trained in biology, may need stronger safeguards. By Carl Zimmer Among the growing fears ...
Forbes

AfterQuery Becomes YC’s Fastest Unicorn At $3.2 Billion

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. AfterQuery founders Carlos Georgescu, 22, and Spencer Mateega, 23, pose for a photo in San ...
blog.csdn

Oracle SQL Developer 使用指南（类比 VS Code）：dbms_output.put_line()

本文为VSCode用户提供Oracle SQL Developer的快速入门指南。 典型问题解决方案：若put_line()无输出，需检查是否完成「开启面板+绑定连接」两个必要步骤。 Oracle SQL Developer 使用指南（类比 VS Code） 从 ...
IEEE

A DBMS-Independent Approach for Capturing Provenance Polynomials Through Query Rewriting

Abstract: Data provenance provides fine-grained information about the origin and derivation of query results, directly supporting traceability, transparency, explainability and reproducibility in ...
InfoWorld

Google Cloud introduces QueryData to help AI agents create reliable database queries

A new tool from Google Cloud aims to improve the accuracy of AI agents querying databases in multi-agent systems or applications. However, to create that necessary understanding, enterprise teams ...
cloud

New BigQuery global queries let you explore distributed data with a single SQL statement

In a global economy, data is generated and stored all over the world. For a multinational corporation, customer data may reside close to headquarters in the US, while transaction logs are split ...
cloud

Vibe querying: Write SQL queries faster with Comments to SQL in BigQuery

Crafting complex SQL queries can be challenging. Often, engineers simply want to express their data needs in plain English directly within their SQL workflow. Recently, we have seen how "vibe coding" ...
hostinger

What is a query?

A query is a request for information or an action from a database or search engine. In plain English, a query is simply a question. In a technical context, it’s a specific command sent to a system to ...
GitHub

Course-Management-System-SQL-DATABASE-PROJECT

Course-Management-System-DB-Project/ │ ├── README.md ├── Project_Report.pdf │ ├── ER_Diagram/ │ └── er_diagram.png │ ├── SQL/ │ ├── 01_table_creation.sql │ ├── 02_data_insertion.sql │ ├── 03 ...