Web implementation of the Gourmet Recipe Manager
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package com.mousetech.gourmetj.persistence.dao;
import java.util.List;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.stereotype.Repository;
import com.mousetech.gourmetj.persistence.model.Category;
/**
* JpaRepository for Categories, which relate ManyToOne to Recipe.
* Service method is @see CategoryService
*
* @author timh
* @since Dec 28, 2021
*/
@Repository
public interface CategoryRepository
extends JpaRepository<Category, Long> {
final static String SQL_FIND_CATEGORIES =
"SELECT DISTINCT category from categories"
+ " where category is not null and category <> ''"
+ " ORDER BY category ASC";
@Query(value = SQL_FIND_CATEGORIES, nativeQuery = true)
public List<String> findDistinctCategoryNative();
}