November 2015
Beginner
464 pages
9h 46m
English
Content preview from Learning PostgreSQLBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Connecting to a PostgreSQL database
In order to interact with the database, it is necessary to install the correct driver, and to open a connection to the database.
Installing the driver
The first step before writing the source code is to install a version of the JDBC PostgreSQL driver that is compatible with both: the used JDK version and the version of the database server.
The webpage at the hyperlink http://jdbc.postgresql.org/download.html shows the driver that is compatible with the used versions of PostgreSQL and JDK.
The driver can either be downloaded as a .jar file, and then manually added to the class-path. Or, if a build tool like Maven or Gradle is used, it can be downloaded and installed automatically by adding the resource to the build-script ...
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