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The pattern matching feature in Java lets app developers handle complex data structures such as abstract layers and class hierarchies. Here's how it works.
JDBC is an adapter layer from Java to SQL: it gives Java developers a common interface for connecting to a database, issuing queries and commands, and managing responses. Step 2.
Get to know the Java persistence standard based on Hibernate and learn how to use JPA to store and manage Java objects in a relational or NoSQL database.
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