Vladimir Zakharov explains how DataFrames serve as a vital tool for data-oriented programming in the Java ecosystem. By ...

JHipster 9.0.0-beta.2 deprecates the first beta to fix generator stability issues while advancing the platform to Spring Boot 4.0.2 and a new baseline of Java 21 (plus updated WebSocket security and ...

TIOBE Index for December 2025: R Joins the Top 10 as SQL Climbs Your email has been sent December’s TIOBE Index closes the year with a steady upper tier and a few late surprises in the lower ranks.

The Jakarta Persistence API (JPA) is a specification that defines a standardized framework for data persistence. Persistence is the fundamental mechanism for saving and retrieving data over time. In ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...

Oracle founder and CTO Larry Ellison has been revealed as holding the controlling interest in US media giant Paramount Global. Like many media outfits founded in the 20th century, Paramount has had a ...

SQL, Python, and Java remain the most sought-after programming skills by employers, according to new research from System Design School. The study analysed job listings on Glassdoor, revealing the ...

I write a Scala code using Spark to push data from a Hive table to ClickHouse. When I use the clickhouse-jdbc version 0.6.0, I set the following parameters.

I am getting this exception at the time of refreshing the data source. I am creating new datasource after every 1 minute. java.sql.SQLException: HikariDataSource HikariDataSource (hikariConnectionPool ...

Get an overview of JDBC's architecture, then learn how to connect to a database and handle SQL queries and responses with PreparedStatements, transactions, connection pooling, and more. JDBC (Java ...