A named query is a SQL expression represented as a table. In a named query, you can specify an SQL expression to select rows and columns returned from one or more tables in one or more data sources.
What is named query in Spring Data JPA?
Named queries are one of the various options to query data from your database that are defined by the JPA specification. Spring Data JPA provides a very comfortable way to use named queries in your repository. It takes care of all the repetitive boilerplate code required by the JPA specification.
Why we use named query in hibernate?
Hibernate Named Query helps us in grouping queries at a central location rather than letting them scattered all over the code. Hibernate Named Query syntax is checked when the hibernate session factory is created, thus making the application fail fast in case of any error in the named queries.