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  3. Querying a PostgreSQL Database in Java
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练习

Connection URL

You're building a digital library management system for CityBook Libraries. Their book catalog is stored in a PostgreSQL database called library_db, which is running on localhost:5432. Before your Java application can query book data, it needs the correct JDBC connection URL.

Create the connection URL to connect to the database.

说明

100 XP
  • Replace the placeholders in the URL with the correct JDBC scheme and PostgreSQL database type.