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SQL: Normalização e Formas Normais
44+ min ago (540+ words) Proposta por Codd nos anos 1970 e formalizada ao longo das décadas seguintes, a normalização é um processo de reorganização do esquema em formas normais progressivas — cada uma corrigindo uma classe específica de problema. Antes de ver as soluções, vale entender…...
AI-Assisted Database Features
30+ min ago (201+ words) DbSchema Introduced Its AI Assistant Tool for SQL and Schema DbSchema introduced an AI assistant tool that helps developers design and interact with database schemas, featuring natural-language SQL generation and AI-assisted schema modification. The tool translates plain-language prompts into executable…...
SQL Keyword, Tipos de Dados & Operators
1+ hour, 45+ min ago (223+ words) Keywords são as palavras reservadas da linguagem, termos com significado especial que o banco de dados reconhece e interpreta. Elas formam a espinha dorsal de qualquer instrução SQL. Por convenção, keywords são escritas em maiúsculas, embora o SQL seja case-insensitive....
# Why We Built DRM: Stopping Production Incidents Caused by Manual Database Deployments *By Alexey Levin & Eli Shohat, co-founders of D-Band* ---
1+ hour, 35+ min ago (708+ words) By Alexey Levin & Eli Shohat, co-founders of D-Band Between the two of us, we have spent over 25 years as DBAs. We have worked across industries — finance, healthcare, logistics — and across database platforms: MSSQL, Oracle, PostgreSQL. And in all that time,…...
Mi INSERT tardaba 25 minutos y no era culpa de los datos: construyendo un Data Warehouse de e-commerce con PostgreSQL
2+ hour, 21+ min ago (488+ words) Cargar 112.647 filas en una tabla de hechos debería tardar segundos. A mí me tardaba más de 25 minutos, y acababa cancelando la query. Los datos estaban bien, el SQL estaba bien, las dimensiones se poblaban sin problema. El culpable era otro,…...
Course Introduction | DSA
1+ day, 17+ hour ago (893+ words) Data Structures and Algorithms BST / Ordered Set Welcome to an interactive course designed to help you master Data Structures and Algorithms from scratch. This course covers the fundamental concepts, problem-solving patterns, and interview questions you need to confidently approach DSA…...
RAG - Meta Filtering and Reranking
2+ hour, 36+ min ago (509+ words) Generally, when a user asks a query, the system searches for the relevant chunks stored in the vector database using cosine similarity. The better we can filter the data, the smaller the search space becomes, resulting in faster and more…...
Gnome GJS - ActiveRecord ORM
4+ hour, 35+ min ago (220+ words) A lightweight, asynchronous ActiveRecord ORM designed for GJS (GNOME JavaScript) applications. Built natively on top of libgda (GNOME Data Access). Features Native GJS Integration: Uses standard GObject Introspection (imports.gi.Gda). Asynchronous API: All database operations return Promises to prevent…...
Data Quality Tools - Software Compared
18+ hour, 27+ min ago (654+ words) The five categories of data quality tools, what each one is actually good at, and an honest table so you can pick the right one for your stack instead of the loudest one. Alerted #data-eng 0.8s ago. Downstream impact · consumers at…...
Automating Data with Python or SQL | Dataford Interview Questions
1+ day, 10+ hour ago (33+ words) Automating Data with Python or SQL Dataford Automating Data with Python or SQL How would you use Python or SQL to automate data retrieval or perform large-scale analysis for Balyasny Asset Management?...
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