23Databases

USING DATABASES

For the purposes of this book, A database is a persistent, structured storehouse for data. There are many different kinds of databases, but the most common type you will encounter for storing and querying business data is relational databases such as Microsoft SQL Server and Oracle. Relational databases use the SQL database language (SQL stands for Structured Query Language) to query and manipulate their data. Traditionally, working with such a database required knowing at least some SQL, either embedding SQL statements in your programming language or passing strings containing SQL statements to API calls or methods in a SQL‐oriented database class library.

Sounds complicated, doesn't it? ...

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