How to map a PostgreSQL ARRAY to a Java List with JPA and Hibernate

Introduction In this article, I’m going to show you how to map PostgreSQL ARRAY column types (e.g., text, int, double, enum, date, timestamp, UUID) to Java List entity attributes with JPA and Hibernate. While the Hibernate Types project has been supporting PostgreSQL ARRAY column types since the very first version, prior to version 2.9, you could only map database ARRAY columns to Java Array entity attributes, as illustrated by this article. Mapping database ARRAY columns to java.util.List entity attributes is a much better approach than using the previous Java Array option since,… Read More

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Source: Vlad Mihalcea