详解Spring Data Jpa 模糊查询的正确用法

/**
 * 实体
 *
 * @author chentai
 * @date 18/04/22
 */
@Data
@Entity
@EqualsAndHashCode(callSuper = true)
public class ExampleEntity{
  @Id
  @GeneratedValue(generator = "uuid")
  @GenericGenerator(name = "uuid", strategy = "uuid")
  private String Id ;
  private String username;
  private String deviceNames;
}

/**
 * @author chentai
 * @date 18/04/22
 */
@Repository
public interface ExampleRepository extends CrudRepository<ExampleEntity, String> {

  /**
   * 模糊查询正确用法
   * 其中username不支持模糊查询，deviceNames支持模糊查询
   *
   * @param deviceNames 模糊查询deviceNames
   * @param username 用户名称
   * @return {@link List<ExampleEntity>}
   */
  List<ExampleEntity> findAllByDeviceNamesContainingAndUsername(String deviceNames,String username);  
  /**
   * 模糊查询错误用法
   * 其中username不支持模糊查询，deviceNames支持模糊查询
   *
   * @param deviceNames 模糊查询deviceNames
   * @param username 用户名称
   * @return {@link List<ExampleEntity>}
   */
  List<ExampleEntity> findAllByDeviceNamesLikeAndUsername(String deviceNames,String username); 
}