Hello! I am a specialist passionate about developing projects in the COBOL domain and supporting the careers of engineers.

Since the end of September 2026, there has been a series of announcements regarding unauthorized access and information leaks ...

Análise mostra que password_encryption no PostgreSQL só define o hash de senhas novas e não migra as antigas; entenda os ...

The SQLServerBulkCopy class can be used to write data only to SQL Server tables. The code samples shown in this article use the SQL Server sample database, AdventureWorks. To avoid altering the ...

On July 27, 2026, JetBrains published a security advisory for CVE-2026-63077, a critical unsafe deserialization vulnerability affecting JetBrains TeamCity. An attacker who can reach a TeamCity server ...

本篇目深入 BoundSql 构建过程，看清#{}如何变成?，并且对比${}的直接拼接逻辑，解释 SQL 注入风险。 SELECT * FROM user WHERE id = #{id ...

На PreparedStatement обычно заканчивается вводный курс по JDBC / PostgreSQL. Все довольно просто, пока не задумываешься: а работает ли оно как надо в моем приложении? Разберемся в подробностях и ...

En junio de 2026, la IETF publicó el RFC 10008 definiendo el método HTTP QUERY, el primer nuevo método HTTP estandarizado en más de dos décadas. Este estándar permite enviar consultas complejas con ...

Engineering teams are moving beyond simple chatbots to build agentic systems that interact directly with mission critical databases. However, building these enterprise agents often means hitting an ...

This article demonstrates creating a sample application that uses Java and JDBC to store and retrieve information in Azure SQL Database. JDBC is the standard Java API to connect to traditional ...