Spring Data JPA Tutorial

      Introduction to Spring Data JPA

      Spring Data JPA: Hello World Application

      Spring Data: Repository pattern

      Exploring CrudRepository

      Save an entity

      saveAll: Save all the entities

      findById: Get an entity by id

      existsById: Check entity exists with this id or not

      findAll: Get all the objects of given entity

      Update an entity

      findAllById: get all the entities for given ids

      count: Count all the entities

      deleteById: Delete element by id

      Delete given entity

      deleteAll: Delete multiple entities

      deleteAll: Delete all entities

      Query Methods

            suffix query method

            Prefix query method

            contains query method example

            Spring jpa: How to specify 'in' query?

            How to specify orderby clause on findAll repository method/a>

            Get top N records in given order using repository method

            Update an entity using repository method

            in query method example

            not in query method

            projection, return custom object from jpa query

            count entities using query method

            find top N records matches to given query

            Project specific columns using native query

            Case insensitive query demo

            delete query method

            query method to find by embedded id object property

            @Param Named parameters: bind method parameter to the query

      @Query: Perform JPA and native queries

      Exploring PagingAndSortingRepository

      Get all the entities in sorting order

      Get paginated results

      Paginated Query methods

      Query by Example

      Auditing specific annotations

      @CreatedDate, @LastModifiedDate annotations

      @CreatedBy and @LastModifiedBy

      Read only repository

      Project data to new model

      How to get EntityManager

      Add custom functionality to a spring data repository

      Spring Data JPA Specifications Example

      Extract specific fields from table

      Spring data: simple query builder using specification

      Simple Query builder with Specification, pagination and sorting

      Spring JPA: Specification to join tables

      Spring boot: Hikari connection pool example

      @MappedSuperclass : Inherit properties from a super class

      How to persist create and update timestamps with Hibernate

      @Where clause: work with soft deletes

      Optimistic Locking

      @Where clause: work with soft deletes

      Spring jpa: ObjectOptimisticLockingFailureException

      Spring boot jpa: Update query

      Spring boot: jpa: DELETE Query

      Many To Many: Update entity, mapping class only

            Many To Many mapping example

            many to many: Join table has a auto incremented id

      One To One Mapping example

            One to One Mapping: Using Foreign Key

            One to One Mapping: Using join table

            One to One Mapping: Using common primary Key

      Setting default values for columns

      One to Many Mapping using a foreign key

            One to Many using join table

      How to update one-to-many mapping entities with soft delete?

      Fetch lazy associations

      Get Hibernate session object from EntityManager

      HQL: limit Query example

      How to query on @EmbeddedId using Specification

      Sort by an embeddedId field

      Composite key example

      Spring data jpa: projections, return custom object from jpa query

      Understanding the N+1 Select Problem in Spring JPA

      Address the N+1 Select Problem using JOIN FETCH

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