Database access using JDBC

In relational databases, data is organized in to tables with multiple columns and rows where each row gets a unique key. Columns usually represent properties while rows represent different objects or data records. Relational databases were proposed by E. F. Codd in the 1970's. They are a popular way of storing all kinds of data. Usually, relation database systems provide fast and convenient access to data using various queries. These queries describe various conditions that have to be satisfied by the data being retrieved. This allows one to select and combine database rows to retrieve information. Virtually all relational database systems use SQL to query and maintain the database. You can use SQL statements to insert ...

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