技術評論社

第179回 SQLだけで 複数の テーブルに insertを 行う 方法

皆さんは、普段テーブルにレコードを追加する時にどういう方法を使っているでしょうか。プログラムを書いてORMから操作したり、SQLで直接DBに流し込んだり、さまざまな方法をとっていると思います。単一のテーブルの操作であればSQLでも良いけど、関係 ...
dbta

Relational Closure Can Turn Any SQL Select Into a Mosaic

Inside a relational database management system, the princi­pal persisted data structure is considered a logical relation. Operations performed against that data within the RDBMS result in a logical ...
TechRepublic

How to create a database and add a collection with MongoDB GUI Compass

How to create a database and add a collection with MongoDB GUI Compass Your email has been sent Now that you have the MongoDB Compass GUI installed, you might be ...
dbta

Devart dbForge 2025.1 Introduces AI Assistant Well-Versed in SQL and Other Database Tools

Devart is releasing dbForge 2025.1, updating dbForge tools for all database systems, including SQL Server, MySQL, Oracle, and PostgreSQL along with the introduction of an AI-powered assistant.