{"id":69767,"date":"2024-07-18T04:27:52","date_gmt":"2024-07-18T00:57:52","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/fundamentals-of-entity-framework-simplifying-data-access-in-net-2a2b\/"},"modified":"2024-07-18T04:27:52","modified_gmt":"2024-07-18T00:57:52","slug":"fundamentals-of-entity-framework-simplifying-data-access-in-net-2a2b","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/fundamentals-of-entity-framework-simplifying-data-access-in-net-2a2b\/","title":{"rendered":"\u0645\u0628\u0627\u0646\u06cc \u0686\u0627\u0631\u0686\u0648\u0628 \u0646\u0647\u0627\u062f: \u0633\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u062f\u0631 \u062f\u0627\u062a \u0646\u062a"},"content":{"rendered":"<div data-article-id=\"1927236\" id=\"article-body\">\n<p><strong>\u0645\u0639\u0631\u0641\u06cc<\/strong><br \/>\u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u062f \u062f\u0631 \u062d\u0627\u0644 \u0633\u0627\u062e\u062a \u06cc\u06a9 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0628\u0632\u0631\u06af \u0627\u0632 \u06a9\u062a\u0627\u0628 \u0647\u0633\u062a\u06cc\u062f.  \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc\u060c \u0641\u0647\u0631\u0633\u062a \u0646\u0648\u06cc\u0633\u06cc \u0648 \u06cc\u0627\u0641\u062a\u0646 \u0633\u0631\u06cc\u0639 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u06cc\u06a9 \u0686\u0627\u0644\u0634 \u0628\u0627\u0634\u062f.  \u062d\u0627\u0644\u060c Entity Framework (EF) \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u06a9\u062a\u0627\u0628\u062f\u0627\u0631 \u0647\u0648\u0634\u0645\u0646\u062f \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u0627\u06cc\u0646 \u0641\u0631\u0622\u06cc\u0646\u062f \u0631\u0627 \u0628\u0631\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u062f\u0627\u062a \u0646\u062a \u0634\u0645\u0627 \u0622\u0633\u0627\u0646 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<p>Entity Framework \u06cc\u06a9 Object-Relational Mapper (ORM) \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc \u062f\u0647\u062f \u062a\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0634\u06cc\u0627\u0621 \u062f\u0627\u062a \u0646\u062a \u0628\u0627 \u06cc\u06a9 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u06a9\u0627\u0631 \u06a9\u0646\u0646\u062f \u0648 \u0646\u06cc\u0627\u0632\u06cc \u0628\u0647 \u0646\u0648\u0634\u062a\u0646 \u0628\u06cc\u0634\u062a\u0631 \u06a9\u062f\u0647\u0627\u06cc \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0627\u0632 \u0628\u06cc\u0646 \u0628\u0628\u0631\u062f.  \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0627\u0635\u0648\u0644 Entity Framework \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u0645 \u0648 \u0628\u0641\u0647\u0645\u06cc\u0645 \u06a9\u0647 \u0686\u0631\u0627 \u0627\u06cc\u0646 \u0627\u0628\u0632\u0627\u0631 \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0627\u0633\u062a.<\/p>\n<p><strong>Entity Framework \u0686\u06cc\u0633\u062a\u061f<\/strong><br \/>Entity Framework \u06cc\u06a9 \u0641\u0646\u0627\u0648\u0631\u06cc \u0645\u0627\u06cc\u06a9\u0631\u0648\u0633\u0627\u0641\u062a \u0628\u0631\u0627\u06cc \u062f\u0627\u062a \u0646\u062a \u0627\u0633\u062a \u06a9\u0647 \u0646\u06af\u0627\u0634\u062a \u0628\u06cc\u0646 \u0627\u0634\u06cc\u0627\u0621 \u062f\u0627\u0645\u0646\u0647 \u0648 \u062c\u062f\u0627\u0648\u0644 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627\u0628\u0637\u0647 \u0627\u06cc \u0631\u0627 \u062e\u0648\u062f\u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u062f.  \u0628\u0627 \u0622\u0646 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f:<\/p>\n<ul>\n<li>\u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06a9\u0644\u0627\u0633 \u0647\u0627\u06cc C# \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f.<\/li>\n<li>\u067e\u0631\u0633 \u0648 \u062c\u0648 \u0648 \u062f\u0633\u062a\u06a9\u0627\u0631\u06cc \u062f\u0627\u062f\u0647 \u0647\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 LINQ (\u067e\u0631\u0633\u0634 \u06cc\u06a9\u067e\u0627\u0631\u0686\u0647 \u0632\u0628\u0627\u0646).<\/li>\n<li>\u0645\u062f\u06cc\u0631\u06cc\u062a \u0646\u0633\u062e\u0647\u200c\u0633\u0627\u0632\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0645\u0647\u0627\u062c\u0631\u062a.<\/li>\n<\/ul>\n<p><strong>\u0627\u062c\u0632\u0627\u06cc \u06a9\u0644\u06cc\u062f\u06cc \u0686\u0627\u0631\u0686\u0648\u0628 \u0645\u0648\u062c\u0648\u062f\u06cc\u062a<\/strong><\/p>\n<ol>\n<li>DbContext: \u0646\u0642\u0637\u0647 \u0627\u0635\u0644\u06cc \u062a\u0639\u0627\u0645\u0644 \u0628\u0627 Entity Framework \u0627\u0633\u062a.  \u0627\u062a\u0635\u0627\u0644 \u0628\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc \u06a9\u0646\u062f \u0648 \u0628\u0631\u0627\u06cc \u067e\u0631\u0633 \u0648 \u062c\u0648 \u0648 \u0630\u062e\u06cc\u0631\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u0634\u0648\u062f.\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>public class LibraryContext : DbContext\n{\n    public DbSet<book> Books { get; set; }\n    public DbSet<author> Authors { get; set; }\n}\n<\/author><\/book><\/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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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<ol>\n<li>DbSet: \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0645\u0648\u062c\u0648\u062f\u06cc\u062a \u0647\u0627 \u0631\u0627 \u062f\u0631 \u0632\u0645\u06cc\u0646\u0647\u060c \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0645\u062b\u0627\u0644\u060c \u06cc\u06a9 \u062c\u062f\u0648\u0644 \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f.\n<\/li>\n<\/ol>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>public class Book\n{\n    public int BookId { get; set; }\n    public string Title { get; set; }\n    public int AuthorId { get; set; }\n    public Author Author { get; set; }\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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<ol>\n<li>Entity Models: \u06a9\u0644\u0627\u0633 \u0647\u0627\u06cc\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u062c\u062f\u0627\u0648\u0644 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u0646\u062f.  \u0622\u0646\u0647\u0627 \u0628\u0647 \u0633\u062a\u0648\u0646 \u0647\u0627\u06cc\u06cc \u062f\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0646\u06af\u0627\u0634\u062a \u0645\u06cc \u0634\u0648\u0646\u062f.<\/li>\n<\/ol>\n<p><strong>\u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u067e\u0627\u06cc\u0647<\/strong><br \/>\u0628\u0631\u0627\u06cc \u0634\u0631\u0648\u0639 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Entity Framework\u060c \u0628\u0627\u06cc\u062f DbContext \u0631\u0627 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u06a9\u0646\u06cc\u062f.  \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u062b\u0627\u0644\u06cc \u0627\u0632 \u0646\u062d\u0648\u0647 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u0627\u062a\u0635\u0627\u0644 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>public class LibraryContext : DbContext\n{\n    public LibraryContext(DbContextOptions<librarycontext> options)\n        : base(options)\n    {\n    }\n\n    public DbSet<book> Books { get; set; }\n    public DbSet<author> Authors { get; set; }\n}\n<\/author><\/book><\/librarycontext><\/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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0648 \u062f\u0631 \u0641\u0627\u06cc\u0644 \u06a9\u0627\u0646\u0641\u06cc\u06af:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>{\n  \"ConnectionStrings\": {\n    \"LibraryDatabase\": \"Server=(localdb)\\\\mssqllocaldb;Database=LibraryDb;Trusted_Connection=True;\"\n  }\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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><strong>\u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u062f\u0627\u062f\u0647 \u0647\u0627<\/strong><br \/>\u0628\u0627 Entity Framework\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 LINQ \u067e\u0631\u0633\u200c\u0648\u062c\u0648 \u06a9\u0646\u06cc\u062f\u060c \u06a9\u0647 \u0631\u0648\u0634\u06cc \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0648 \u06af\u0648\u06cc\u0627 \u0628\u0631\u0627\u06cc \u0646\u0648\u0634\u062a\u0646 \u067e\u0631\u0633\u200c\u0648\u200c\u062c\u0648\u0647\u0627 \u0627\u0633\u062a:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>using (var context = new LibraryContext())\n{\n    var books = context.Books\n        .Include(b =&gt; b.Author)\n        .Where(b =&gt; b.Title.Contains(\"C#\"))\n        .ToList();\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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><strong>\u0645\u0647\u0627\u062c\u0631\u062a \u0647\u0627<\/strong><br \/>\u0645\u0647\u0627\u062c\u0631\u062a \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u062a\u063a\u06cc\u06cc\u0631\u0627\u062a \u0637\u0631\u062d\u0648\u0627\u0631\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0631\u0627 \u062f\u0631 \u0637\u0648\u0644 \u0632\u0645\u0627\u0646 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u06cc\u062f.  \u0634\u0645\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 \u06cc\u06a9 \u0645\u0647\u0627\u062c\u0631\u062a \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>dotnet ef migrations add InitialCreate\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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>\u0648 \u0633\u067e\u0633 \u0645\u0647\u0627\u062c\u0631\u062a \u0647\u0627 \u0631\u0627 \u0628\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0639\u0645\u0627\u0644 \u06a9\u0646\u06cc\u062f:<\/p>\n<div class=\"highlight js-code-highlight\">\n<pre class=\"highlight plaintext\"><code>dotnet ef database update\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>\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\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><strong>\u0646\u062a\u06cc\u062c\u0647<\/strong><br \/>Entity Framework \u06cc\u06a9 \u0627\u0628\u0632\u0627\u0631 \u0636\u0631\u0648\u0631\u06cc \u0628\u0631\u0627\u06cc \u062a\u0648\u0633\u0639\u0647 \u062f\u0647\u0646\u062f\u06af\u0627\u0646 \u062f\u0627\u062a \u0646\u062a \u0627\u0633\u062a \u06a9\u0647 \u0645\u06cc \u062e\u0648\u0627\u0647\u0646\u062f \u062f\u0633\u062a\u0631\u0633\u06cc \u0628\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0631\u0627 \u0633\u0627\u062f\u0647 \u06a9\u0631\u062f\u0647 \u0648 \u0628\u06cc\u0634\u062a\u0631 \u0628\u0631 \u0645\u0646\u0637\u0642 \u062a\u062c\u0627\u0631\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u062e\u0648\u062f \u062a\u0645\u0631\u06a9\u0632 \u06a9\u0646\u0646\u062f.  \u0628\u0627 \u0642\u062f\u0631\u062a \u0646\u0642\u0634\u0647 \u0628\u0631\u062f\u0627\u0631\u06cc\u060c \u067e\u0631\u0633 \u0648 \u062c\u0648\u0647\u0627\u06cc LINQ \u0648 \u0627\u0646\u062a\u0642\u0627\u0644 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647\u060c \u062a\u0648\u0633\u0639\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u0631\u0627 \u0628\u0647 \u06cc\u06a9 \u06a9\u0627\u0631 \u06a9\u0627\u0631\u0622\u0645\u062f\u062a\u0631 \u0648 \u0644\u0630\u062a \u0628\u062e\u0634 \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc \u06a9\u0646\u062f.<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0645\u0639\u0631\u0641\u06cc\u062a\u0635\u0648\u0631 \u06a9\u0646\u06cc\u062f \u062f\u0631 \u062d\u0627\u0644 \u0633\u0627\u062e\u062a \u06cc\u06a9 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0628\u0632\u0631\u06af \u0627\u0632 \u06a9\u062a\u0627\u0628 \u0647\u0633\u062a\u06cc\u062f. \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc\u060c \u0641\u0647\u0631\u0633\u062a \u0646\u0648\u06cc\u0633\u06cc \u0648 \u06cc\u0627\u0641\u062a\u0646 \u0633\u0631\u06cc\u0639 \u0627\u0637\u0644\u0627\u0639\u0627\u062a \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u06cc\u06a9 \u0686\u0627\u0644\u0634 \u0628\u0627\u0634\u062f. \u062d\u0627\u0644\u060c Entity Framework (EF) \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u06cc\u06a9 \u06a9\u062a\u0627\u0628\u062f\u0627\u0631 \u0647\u0648\u0634\u0645\u0646\u062f \u062f\u0631 \u0646\u0638\u0631 \u0628\u06af\u06cc\u0631\u06cc\u062f \u06a9\u0647 \u0627\u06cc\u0646 \u0641\u0631\u0622\u06cc\u0646\u062f \u0631\u0627 \u0628\u0631\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc \u062f\u0627\u062a \u0646\u062a \u0634\u0645\u0627 \u0622\u0633\u0627\u0646 \u0645\u06cc \u06a9\u0646\u062f. Entity Framework \u06cc\u06a9 Object-Relational Mapper (ORM) &hellip;<\/p>\n","protected":false},"author":2,"featured_media":69768,"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-69767","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\/69767","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=69767"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/69767\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/69768"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=69767"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=69767"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=69767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}