こんにちは！Webサービスやアプリを作っていると、避けて通れないのが「データベース」の管理。特に、機能を追加したり変更したりするときにデータベースの構造を変える「データベース移行（マイグレーション）」って、なんだか難しそう…と感じる方 ...

User-schema separation allows for more flexibility in managing database object permissions. A schema is a named container for database objects, which allows you to group objects into separate ...

A schema is a collection of logical structures of data objects. A schema is associated with a database user and has the same name as that user. Each user have a single schema. Schema is mainly ...

As described in the [xml (Transact-SQL)](../../t-sql/xml/xml-transact-sql.md) article, SQL Server provides native storage of XML data through the **xml** data ...

「EnterpriseZine」（エンタープライズジン）は、翔泳社が運営する企業のIT活用とビジネス成長を支援するITリーダー向け専門 ...

Have you experienced breaking an app because you forgot to add or update new database objects? That’s one hell of a disruption to your users. Doing some Oracle schema compare could have avoided the ...