第3章では、 PostgreSQLの開発に便利な、 バージョン10、 11の新機能を紹介します。 そこでまずは、 RDBMSの開発には欠かせないSQLの話です。本節ではSQLを通してPostgreSQLの特徴をつかみ、 開発効率を上げていきましょう。 そのあとの節では、 Window関数 ...

operand is one of the following: constant is a number or a quoted character string (or other special notation) that indicates a fixed value. Constants are also called literals. Constants are described ...

SQL Server 2012 was released last April, making it the 11th major release of the product. Every new version has delivered new functionality that should excite developers, and this release is no ...

Google is promising a single notebook environment for machine learning and data analytics, integrating SQL, Python, and ...