Dec 19, 2025 · 6 min read · Lenguaje: JavaTemas: API REST, RSQL, DSL, JDBC Sobre este artículo Muchas veces, por cuestiones de desempeño o de diseño, terminamos usando acceso directo a bases de datos mediante JDBC, alejándonos de la comodidad que nos ofrecen los ORM y JPA. Ese ...
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Dec 11, 2025 · 6 min read · What JDBC Actually Is? JDBC is basically the middleman between your Java code and any relational database.Without JDBC, your Java app has no idea how to talk to MySQL, PostgreSQL, Oracle, etc. Think of JDBC as: Java → JDBC → Database It translates ...
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Nov 27, 2025 · 4 min read · Introduction Using Spring’s NamedParameterJdbcTemplate and binding null values with a SQL type code and type name may lead to the pgJDBC driver performing costly metadata queries to infer internal types. This is by JDBC specification and pgJDBC desig...
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Nov 23, 2025 · 2 min read · Introduction JDBC stands for Java DataBase Connectivity It is based on run time polymorphism It is standard API for java apps to interact with database and perform operations ; API means pre-defined classes and interfaces in Java We need to use D...
Join discussionOct 22, 2025 · 4 min read · By Cenz Wong · Data Engineer Coedited with ChatGPT 🧠 Why Combine PySpark and PostgreSQL? PySpark excels at distributed data processing, while PostgreSQL is a powerful and reliable analytical database. Connecting the two lets you: Ingest relational ...
Join discussionSep 20, 2025 · 6 min read · Discover how plain Java and the Spring Framework handle JDBC operations and transaction management differently. This guide compares both approaches with clear code examples to help you choose the right tool for your backend workflow. Introduction: Wh...
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Sep 13, 2025 · 4 min read · When building Java applications that interact with a database, one of the most important skills is organizing your code properly. Many beginners write all their JDBC code (connection, query, result handling, closing) inside a single class or even a m...
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Sep 11, 2025 · 4 min read · Working with databases is a critical part of building real-world applications. Java provides a powerful API called JDBC (Java Database Connectivity) that enables developers to connect Java applications with relational databases like MySQL, Oracle, Po...
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Aug 21, 2025 · 42 min read · Introduction In the previous chapter of our JDBC series, we built the foundation for database interaction using Java. We learned how to establish a connection, create a statement, and fetch records from a database table. This gave us a practical unde...
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