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Introduction To Spring Data JPA Spring Data Configuration Spring Data JPA Annotations Spring Data One To One Mapping Spring Data One To Many Mapping Spring Data Many To One Mapping Spring Data Many To Many Mapping Spring Data – Save Spring Data Update Spring Data Exclude elements from the Many side of a One To Many relationship.Spring Data Custom Select Query with Join Spring Data Native Query to DTO Spring Data Projection

Spring Data JPA Annotations

@Entity

@Entity anotation declares a class as an entity.

@Table(name="tbl_sky")

@Table anotation defines the table, catalog, and schema name for your entity.

@Id

@Id defines the unique identifier for your entity.

@Column

@Column defines a column and its characteristics such as column name, column updatable or not, etc

@GeneratedValue

@GeneratedValue defines how the id column is generated.

@OnDelete defines what orphan tables should do on delete

@OnDelete(action = OnDeleteAction.CASCADE)

Introduction To Spring Data JPA Spring Data Configuration Spring Data JPA Annotations Spring Data One To One Mapping Spring Data One To Many Mapping Spring Data Many To One Mapping Spring Data Many To Many Mapping Spring Data – Save Spring Data Update Spring Data Exclude elements from the Many side of a One To Many relationship.Spring Data Custom Select Query with Join Spring Data Native Query to DTO Spring Data Projection

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