{"id":107493,"date":"2025-05-04T10:58:24","date_gmt":"2025-05-04T06:28:24","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/crud-create-read-update-delete-operation-using-java-spring-boot-with-postgresql-2025-4nf2\/"},"modified":"2025-05-04T10:58:24","modified_gmt":"2025-05-04T06:28:24","slug":"crud-create-read-update-delete-operation-using-java-spring-boot-with-postgresql-2025-4nf2","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/crud-create-read-update-delete-operation-using-java-spring-boot-with-postgresql-2025-4nf2\/","title":{"rendered":"\u0639\u0645\u0644\u06cc\u0627\u062a CRUD (\u0627\u06cc\u062c\u0627\u062f \u060c \u062e\u0648\u0627\u0646\u062f\u0646 \u060c \u0628\u0647 \u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u060c \u062d\u0630\u0641) \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Boot Spring Java \u0628\u0627 PostgreSQL-2025"},"content":{"rendered":"<div data-article-id=\"2457516\" id=\"article-body\">\n<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0646\u0645\u0648\u0646\u0647 \u06af\u0627\u0645 \u0628\u0647 \u06af\u0627\u0645 \u0627\u0632 \u0639\u0645\u0644\u06cc\u0627\u062a CRUD (\u0627\u06cc\u062c\u0627\u062f \u060c \u062e\u0648\u0627\u0646\u062f\u0646 \u060c \u0628\u0647 \u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u060c \u062d\u0630\u0641) \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Boot Spring Java \u0628\u0627 PostgreSQL \u060c \u0628\u0647 \u0631\u0648\u0632 \u0634\u062f\u0647 \u0628\u0631\u0627\u06cc 2025 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634 \u0647\u0627 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<p>\u2705 <strong>\u0627\u0628\u0632\u0627\u0631\u0647\u0627 \u0648 \u0641\u0646\u0627\u0648\u0631\u06cc \u0647\u0627:<\/strong><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter-rtl ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" 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\u0645\u0648\u062c\u0648\u062f\u06cc\u062a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/nabfollower.com\/blog\/crud-create-read-update-delete-operation-using-java-spring-boot-with-postgresql-2025-4nf2\/#%F0%9F%93%A6_%D9%85%D8%B1%D8%AD%D9%84%D9%87_4_%DB%8C%DA%A9_%D9%85%D8%AE%D8%B2%D9%86_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DA%A9%D9%86%DB%8C%D8%AF\" >\ud83d\udce6 \u0645\u0631\u062d\u0644\u0647 4: \u06cc\u06a9 \u0645\u062e\u0632\u0646 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/nabfollower.com\/blog\/crud-create-read-update-delete-operation-using-java-spring-boot-with-postgresql-2025-4nf2\/#%E2%9A%99_%D9%85%D8%B1%D8%AD%D9%84%D9%87_5_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DB%8C%DA%A9_%D9%84%D8%A7%DB%8C%D9%87_%D8%B3%D8%B1%D9%88%DB%8C%D8%B3_%D8%A7%D8%AE%D8%AA%DB%8C%D8%A7%D8%B1%DB%8C_%D8%A7%D9%85%D8%A7_%D8%A8%D9%87%D8%AA%D8%B1%DB%8C%D9%86_%D8%AA%D9%85%D8%B1%DB%8C%D9%86\" >\u2699 \u0645\u0631\u062d\u0644\u0647 5: \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u0644\u0627\u06cc\u0647 \u0633\u0631\u0648\u06cc\u0633 (\u0627\u062e\u062a\u06cc\u0627\u0631\u06cc \u0627\u0645\u0627 \u0628\u0647\u062a\u0631\u06cc\u0646 \u062a\u0645\u0631\u06cc\u0646)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/nabfollower.com\/blog\/crud-create-read-update-delete-operation-using-java-spring-boot-with-postgresql-2025-4nf2\/#%F0%9F%8C%90_%D9%85%D8%B1%D8%AD%D9%84%D9%87_6_%DB%8C%DA%A9_%DA%A9%D9%86%D8%AA%D8%B1%D9%84%D8%B1_%D8%A7%D8%B3%D8%AA%D8%B1%D8%A7%D8%AD%D8%AA_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DA%A9%D9%86%DB%8C%D8%AF\" >\ud83c\udf10 \u0645\u0631\u062d\u0644\u0647 6: \u06cc\u06a9 \u06a9\u0646\u062a\u0631\u0644\u0631 \u0627\u0633\u062a\u0631\u0627\u062d\u062a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/nabfollower.com\/blog\/crud-create-read-update-delete-operation-using-java-spring-boot-with-postgresql-2025-4nf2\/#%F0%9F%A7%AA_%D9%85%D8%B1%D8%AD%D9%84%D9%87_7_%D8%AA%D8%B3%D8%AA_%D8%A8%D8%A7_%D9%BE%D8%B3%D8%AA%DA%86%DB%8C_%DB%8C%D8%A7_%D9%81%D8%B1%D9%81%D8%B1%DB%8C\" >\ud83e\uddea \u0645\u0631\u062d\u0644\u0647 7: \u062a\u0633\u062a \u0628\u0627 \u067e\u0633\u062a\u0686\u06cc \u06cc\u0627 \u0641\u0631\u0641\u0631\u06cc<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%F0%9F%94%A7_%D9%85%D8%B1%D8%AD%D9%84%D9%87_1_%DB%8C%DA%A9_%D9%BE%D8%B1%D9%88%DA%98%D9%87_%D8%A8%D9%88%D8%AA_%D8%A8%D9%87%D8%A7%D8%B1_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  \ud83d\udd27 \u0645\u0631\u062d\u0644\u0647 1: \u06cc\u06a9 \u067e\u0631\u0648\u0698\u0647 \u0628\u0648\u062a \u0628\u0647\u0627\u0631 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>\u0627\u0632 Spring Initializr \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f:<\/strong><\/p>\n<ul>\n<li>\u067e\u0631\u0648\u0698\u0647: Maven<\/li>\n<li>\u0632\u0628\u0627\u0646: \u062c\u0627\u0648\u0627<\/li>\n<li>\u0628\u0648\u062a \u0628\u0647\u0627\u0631: 3.2.x<\/li>\n<li>\u0648\u0627\u0628\u0633\u062a\u06af\u06cc \u0647\u0627: -spring \u0648\u0628 -pring \u062f\u0627\u062f\u0647 JPA -PostgreSQL \u062f\u0631\u0627\u06cc\u0648\u0631 -Spring Boot Devtools<\/li>\n<\/ul>\n<p>\u067e\u0631\u0648\u0698\u0647 \u0631\u0627 \u062a\u0648\u0644\u06cc\u062f \u0648 \u0627\u0632 \u062d\u0627\u0644\u062a \u0641\u0634\u0631\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%F0%9F%97%82_%D9%85%D8%B1%D8%AD%D9%84%D9%87_2_%D9%BE%DB%8C%DA%A9%D8%B1%D8%A8%D9%86%D8%AF%DB%8C_ApplicationProperties\"><\/span>\n<p>  \ud83d\uddc2 \u0645\u0631\u062d\u0644\u0647 2: \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc Application.Properties<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u062f\u0631 SRC\/Main\/Resources\/Application.Properties:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>spring.application.name=java-crud-postgre-sql\nspring.datasource.url=jdbc:postgresql:\/\/localhost:5432\/database_name\nspring.datasource.username=DB user name\nspring.datasource.password=DB password here\nspring.datasource.driver-class-name=org.postgresql.Driver\n\nspring.jpa.hibernate.ddl-auto=update\nspring.jpa.show-sql=true\nspring.jpa.properties.hibernate.dialect=org.hibernate.dialect.PostgreSQLDialect\n\nserver.port=8080\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<p>\u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0633\u0631\u0648\u0631 PostgreSQL \u062f\u0631 \u062d\u0627\u0644 \u0627\u062c\u0631\u0627 \u0627\u0633\u062a \u0648 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 database_name \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%F0%9F%A7%B1_%D9%85%D8%B1%D8%AD%D9%84%D9%87_3_%DB%8C%DA%A9_%DA%A9%D9%84%D8%A7%D8%B3_%D9%85%D9%88%D8%AC%D9%88%D8%AF%DB%8C%D8%AA_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  \ud83e\uddf1 \u0645\u0631\u062d\u0644\u0647 3: \u06cc\u06a9 \u06a9\u0644\u0627\u0633 \u0645\u0648\u062c\u0648\u062f\u06cc\u062a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>package com.example.demo.model;\n\nimport jakarta.persistence.*;\n\n@Entity\npublic class Product {\n\n    @Id\n    @GeneratedValue(strategy = GenerationType.IDENTITY)\n    private Long id;\n\n    private String name;\n    private Double price;\n\n    \/\/ Getters and Setters\n}\n<\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"%F0%9F%93%A6_%D9%85%D8%B1%D8%AD%D9%84%D9%87_4_%DB%8C%DA%A9_%D9%85%D8%AE%D8%B2%D9%86_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  \ud83d\udce6 \u0645\u0631\u062d\u0644\u0647 4: \u06cc\u06a9 \u0645\u062e\u0632\u0646 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>package com.example.demo.repository;\n\nimport com.example.demo.model.Product;\nimport org.springframework.data.jpa.repository.JpaRepository;\n\npublic interface ProductRepository extends JpaRepository<product long=\"\"> {\n}\n<\/product><\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E2%9A%99_%D9%85%D8%B1%D8%AD%D9%84%D9%87_5_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DB%8C%DA%A9_%D9%84%D8%A7%DB%8C%D9%87_%D8%B3%D8%B1%D9%88%DB%8C%D8%B3_%D8%A7%D8%AE%D8%AA%DB%8C%D8%A7%D8%B1%DB%8C_%D8%A7%D9%85%D8%A7_%D8%A8%D9%87%D8%AA%D8%B1%DB%8C%D9%86_%D8%AA%D9%85%D8%B1%DB%8C%D9%86\"><\/span>\n<p>  \u2699 \u0645\u0631\u062d\u0644\u0647 5: \u0627\u06cc\u062c\u0627\u062f \u06cc\u06a9 \u0644\u0627\u06cc\u0647 \u0633\u0631\u0648\u06cc\u0633 (\u0627\u062e\u062a\u06cc\u0627\u0631\u06cc \u0627\u0645\u0627 \u0628\u0647\u062a\u0631\u06cc\u0646 \u062a\u0645\u0631\u06cc\u0646)<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>package com.example.demo.service;\n\nimport com.example.demo.model.Product;\nimport com.example.demo.repository.ProductRepository;\nimport org.springframework.stereotype.Service;\n\nimport java.util.List;\nimport java.util.Optional;\n\n@Service\npublic class ProductService {\n\n    private final ProductRepository repo;\n\n    public ProductService(ProductRepository repo) {\n        this.repo = repo;\n    }\n\n    public List<product> getAll() {\n        return repo.findAll();\n    }\n\n    public Product save(Product product) {\n        return repo.save(product);\n    }\n\n    public Optional<product> getById(Long id) {\n        return repo.findById(id);\n    }\n\n    public void deleteById(Long id) {\n        repo.deleteById(id);\n    }\n\n    public Product update(Long id, Product updatedProduct) {\n        return repo.findById(id).map(product -&gt; {\n            product.setName(updatedProduct.getName());\n            product.setPrice(updatedProduct.getPrice());\n            return repo.save(product);\n        }).orElseThrow(() -&gt; new RuntimeException(\"Product not found\"));\n    }\n}\n\n<\/product><\/product><\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"%F0%9F%8C%90_%D9%85%D8%B1%D8%AD%D9%84%D9%87_6_%DB%8C%DA%A9_%DA%A9%D9%86%D8%AA%D8%B1%D9%84%D8%B1_%D8%A7%D8%B3%D8%AA%D8%B1%D8%A7%D8%AD%D8%AA_%D8%A7%DB%8C%D8%AC%D8%A7%D8%AF_%DA%A9%D9%86%DB%8C%D8%AF\"><\/span>\n<p>  \ud83c\udf10 \u0645\u0631\u062d\u0644\u0647 6: \u06cc\u06a9 \u06a9\u0646\u062a\u0631\u0644\u0631 \u0627\u0633\u062a\u0631\u0627\u062d\u062a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>package com.example.demo.controller;\n\nimport com.example.demo.model.Product;\nimport com.example.demo.service.ProductService;\nimport org.springframework.http.ResponseEntity;\nimport org.springframework.web.bind.annotation.*;\n\nimport java.util.List;\n\n@RestController\n@RequestMapping(\"\/api\/products\")\npublic class ProductController {\n\n    private final ProductService service;\n\n    public ProductController(ProductService service) {\n        this.service = service;\n    }\n\n    @GetMapping\n    public List<product> getAll() {\n        return service.getAll();\n    }\n\n    @GetMapping(\"\/{id}\")\n    public ResponseEntity<product> getById(@PathVariable Long id) {\n        return service.getById(id)\n                .map(ResponseEntity::ok)\n                .orElse(ResponseEntity.notFound().build());\n    }\n\n    @PostMapping\n    public Product create(@RequestBody Product product) {\n        return service.save(product);\n    }\n\n    @PutMapping(\"\/{id}\")\n    public Product update(@PathVariable Long id, @RequestBody Product product) {\n        return service.update(id, product);\n    }\n\n    @DeleteMapping(\"\/{id}\")\n    public ResponseEntity<void> delete(@PathVariable Long id) {\n        service.deleteById(id);\n        return ResponseEntity.noContent().build();\n    }\n}\n\n<\/void><\/product><\/product><\/code><\/pre>\n<div class=\"highlight__panel js-actions-panel\">\n<div class=\"highlight__panel-action js-fullscreen-code-action\">\n    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-on\"><title>\u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0631\u0627 \u0648\u0627\u0631\u062f \u06a9\u0646\u06cc\u062f<\/title>\n    <path d=\"M16 3h6v6h-2V5h-4V3zM2 3h6v2H4v4H2V3zm18 16v-4h2v6h-6v-2h4zM4 19h4v2H2v-6h2v4z\"\/>\n<\/svg><\/p>\n<p>    <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" class=\"highlight-action crayons-icon highlight-action--fullscreen-off\"><title>\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    <path d=\"M18 7h4v2h-6V3h2v4zM8 9H2V7h4V3h2v6zm10 8v4h-2v-6h6v2h-4zM8 15v6H6v-4H2v-2h6z\"\/>\n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"%F0%9F%A7%AA_%D9%85%D8%B1%D8%AD%D9%84%D9%87_7_%D8%AA%D8%B3%D8%AA_%D8%A8%D8%A7_%D9%BE%D8%B3%D8%AA%DA%86%DB%8C_%DB%8C%D8%A7_%D9%81%D8%B1%D9%81%D8%B1%DB%8C\"><\/span>\n<p>  \ud83e\uddea \u0645\u0631\u062d\u0644\u0647 7: \u062a\u0633\u062a \u0628\u0627 \u067e\u0633\u062a\u0686\u06cc \u06cc\u0627 \u0641\u0631\u0641\u0631\u06cc<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0631\u0633\u0627\u0644 \/API \/\u0645\u062d\u0635\u0648\u0644\u0627\u062a &#8211; \u0627\u06cc\u062c\u0627\u062f<br \/>\u062f\u0631\u06cc\u0627\u0641\u062a \/API \/\u0645\u062d\u0635\u0648\u0644\u0627\u062a &#8211; \u0647\u0645\u0647 \u0631\u0627 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f<br \/>\u062f\u0631\u06cc\u0627\u0641\u062a\/api\/products\/{id} &#8211; \u06cc\u06a9\u06cc \u0631\u0627 \u0628\u062e\u0648\u0627\u0646\u06cc\u062f<br \/>\u0642\u0631\u0627\u0631 \u062f\u0627\u062f\u0646\/api\/products\/{id} &#8211; \u0628\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc<br \/>\u062d\u0630\u0641\/api\/products\/{id} &#8211; \u062d\u0630\u0641<\/p>\n<p>repo github: https:\/\/github.com\/saifcse06\/java-crud-postgre-sql\/<\/p>\n<p>\u0627\u06af\u0631 \u0634\u06a9 \u0648 \u06cc\u0627 \u067e\u06cc\u0634\u0646\u0647\u0627\u062f\u06cc \u062f\u0627\u0631\u06cc\u062f \u060c \u062f\u0631 \u0628\u062e\u0634 \u0646\u0638\u0631\u0627\u062a \u0628\u0647 \u0645\u0646 \u0627\u0637\u0644\u0627\u0639 \u062f\u0647\u06cc\u062f. \u0628\u0631\u0646\u0627\u0645\u0647 \u0646\u0648\u06cc\u0633\u06cc \u0645\u0628\u0627\u0631\u06a9!<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0646\u0645\u0648\u0646\u0647 \u06af\u0627\u0645 \u0628\u0647 \u06af\u0627\u0645 \u0627\u0632 \u0639\u0645\u0644\u06cc\u0627\u062a CRUD (\u0627\u06cc\u062c\u0627\u062f \u060c \u062e\u0648\u0627\u0646\u062f\u0646 \u060c \u0628\u0647 \u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u060c \u062d\u0630\u0641) \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Boot Spring Java \u0628\u0627 PostgreSQL \u060c \u0628\u0647 \u0631\u0648\u0632 \u0634\u062f\u0647 \u0628\u0631\u0627\u06cc 2025 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0631\u0648\u0634 \u0647\u0627 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a. \u2705 \u0627\u0628\u0632\u0627\u0631\u0647\u0627 \u0648 \u0641\u0646\u0627\u0648\u0631\u06cc \u0647\u0627: \ud83d\udd27 \u0645\u0631\u062d\u0644\u0647 1: \u06cc\u06a9 \u067e\u0631\u0648\u0698\u0647 \u0628\u0648\u062a \u0628\u0647\u0627\u0631 \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f \u0627\u0632 Spring Initializr &hellip;<\/p>\n","protected":false},"author":2,"featured_media":107494,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-107493","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/107493","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=107493"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/107493\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/107494"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=107493"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=107493"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=107493"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}