{"id":38672,"date":"2024-11-01T19:08:45","date_gmt":"2024-11-01T19:08:45","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=38672"},"modified":"2024-11-26T06:43:39","modified_gmt":"2024-11-26T06:43:39","slug":"django-%ec%84%9c%eb%b2%84%ea%b0%9c%eb%b0%9c-django-ormobject-relational-mapping-%ec%86%8c%ea%b0%9c","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/38672\/","title":{"rendered":"DJango \uc11c\ubc84\uac1c\ubc1c, Django ORM(Object-Relational Mapping) \uc18c\uac1c"},"content":{"rendered":"<p>Django\ub294 \ud30c\uc774\uc36c\uc73c\ub85c \uc791\uc131\ub41c \uace0\uae09 \uc6f9 \ud504\ub808\uc784\uc6cc\ud06c\ub85c, \ube60\ub978 \uac1c\ubc1c\uacfc \uae54\ub054\ud558\uace0 \uc2e4\uc6a9\uc801\uc778 \ub514\uc790\uc778\uc744 \ubaa9\ud45c\ub85c \ud569\ub2c8\ub2e4. Django\uc758 \ud575\uc2ec\uc801\uc778 \uae30\ub2a5 \uc911 \ud558\ub098\ub294 ORM(Object-Relational Mapping)\uc785\ub2c8\ub2e4. ORM\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc640 \uad00\uacc4\ud615 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uac04\uc758 \ub370\uc774\ud130\ub97c \uc804\ud658\ud558\ub294 \uae30\ubc95\uc73c\ub85c, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc791\uc5c5\uc744 \ud6e8\uc52c \uac04\ud3b8\ud558\uace0 \ud6a8\uc728\uc801\uc73c\ub85c \ub9cc\ub4e4\uc5b4 \uc90d\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 Django ORM\uc758 \uae30\ubcf8 \uac1c\ub150, \uc0ac\uc6a9 \ubc29\ubc95, \uadf8\ub9ac\uace0 \ub2e4\uc591\ud55c \uc608\uc81c \ucf54\ub4dc\ub97c \ud1b5\ud574 Django ORM\uc758 \uac15\ub825\ud55c \uae30\ub2a5\uc744 \ud0d0\uad6c\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>1. ORM\uc774\ub780?<\/h2>\n<p>ORM(Object-Relational Mapping)\uc740 \uac1d\uccb4\uc640 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ub808\ucf54\ub4dc \uac04\uc758 \uad00\uacc4\ub97c \ub9e4\ud551\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \uc774\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc758 \ud14c\uc774\ube14\uc744 \uac1d\uccb4\ub85c \ud45c\ud604\ud558\uace0, SQL \ucffc\ub9ac\ub97c \uc791\uc131\ud558\ub294 \ub300\uc2e0 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc758 \uc77c\ubc18\uc801\uc778 \uac1d\uccb4 \uc9c0\ud5a5 \ubc29\uc2dd\uc73c\ub85c \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uc0c1\ud638\uc791\uc6a9\ud560 \uc218 \uc788\ub3c4\ub85d \ud574\uc90d\ub2c8\ub2e4. Django\uc5d0\uc11c\ub294 \uc774 \uacfc\uc815\uc774 \ub9e4\uc6b0 \uac04\ub2e8\ud574\uc9c0\uba70, \uc774\ub294 \uac1c\ubc1c\uc790\uc5d0\uac8c \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n<ul>\n<li>SQL \ucffc\ub9ac\ub97c \uc791\uc131\ud560 \ud544\uc694\uac00 \uc5c6\uc5b4\uc838 \ucf54\ub4dc\uac00 \ub354 \uac04\uacb0\ud574\uc9d1\ub2c8\ub2e4.<\/li>\n<li>\ub370\uc774\ud130\ubca0\uc774\uc2a4 \ub3c5\ub9bd\uc131\uc73c\ub85c \uc778\ud574 \uc5ec\ub7ec \uc885\ub958\uc758 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc27d\uac8c \uc804\ud658\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li>\ucf54\ub4dc\uc758 \uac00\ub3c5\uc131\uc774 \ud5a5\uc0c1\ub418\uace0 \uc720\uc9c0 \ubcf4\uc218\uac00 \uc6a9\uc774\ud574\uc9d1\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>2. Django ORM \uad6c\uc131\uc694\uc18c<\/h2>\n<p>Django ORM\uc758 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\ubaa8\ub378(Model):<\/strong> \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ud14c\uc774\ube14\uc744 \uc815\uc758\ud558\ub294 \ud074\ub798\uc2a4\uc785\ub2c8\ub2e4. \uac01 \ubaa8\ub378\uc740 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ub808\ucf54\ub4dc \ud558\ub098\uc640 \ub9e4\ud551\ub429\ub2c8\ub2e4.<\/li>\n<li><strong>\ucffc\ub9ac\uc14b(QuerySet):<\/strong> \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uc870\ud68c\ud558\uae30 \uc704\ud55c API\uc785\ub2c8\ub2e4. \ucffc\ub9ac\uc14b\uc740 \uac1d\uccb4 \ub9ac\uc2a4\ud2b8\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub9c8\uc774\uadf8\ub808\uc774\uc158(Migration):<\/strong> \ubaa8\ub378\uc758 \ubcc0\uacbd \uc0ac\ud56d\uc744 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc801\uc6a9\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. Django\ub294 \uc790\ub3d9\uc73c\ub85c \ub9c8\uc774\uadf8\ub808\uc774\uc158 \ud30c\uc77c\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>3. Django \ubaa8\ub378 \ub9cc\ub4e4\uae30<\/h2>\n<p>\uba3c\uc800 Django \ud504\ub85c\uc81d\ud2b8\ub97c \uc0dd\uc131\ud558\uace0 \uc571\uc744 \ucd94\uac00\ud55c \ud6c4, \ubaa8\ub378\uc744 \uc815\uc758\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<pre><code>python\ndjango-admin startproject myproject\ncd myproject\npython manage.py startapp myapp\n<\/code><\/pre>\n<p>\uc774\uc81c <code>myapp\/models.py<\/code> \ud30c\uc77c\uc744 \uc5f4\uc5b4 \uae30\ubcf8 \ubaa8\ub378\uc744 \uc815\uc758\ud574\ubd05\uc2dc\ub2e4.<\/p>\n<pre><code>python\nfrom django.db import models\n\nclass Author(models.Model):\n    name = models.CharField(max_length=100)\n    birth_date = models.DateField()\n\n    def __str__(self):\n        return self.name\n\nclass Book(models.Model):\n    title = models.CharField(max_length=200)\n    author = models.ForeignKey(Author, on_delete=models.CASCADE)\n    published_date = models.DateField()\n\n    def __str__(self):\n        return self.title\n<\/code><\/pre>\n<p>\uc704\uc758 \ucf54\ub4dc\uc5d0\uc11c <code>Author<\/code>\uc640 <code>Book<\/code> \ubaa8\ub378\uc744 \uc815\uc758\ud588\uc2b5\ub2c8\ub2e4. \uac01 \ubaa8\ub378\uc740 <code>models.Model<\/code>\uc744 \uc0c1\uc18d\ubc1b\uc544\uc57c \ud558\uba70, \uac01 \uc18d\uc131\uc740 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ud544\ub4dc\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. <code>ForeignKey<\/code>\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub450 \ubaa8\ub378 \uac04\uc758 \uad00\uacc4\ub97c \uc815\uc758\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>4. \ub9c8\uc774\uadf8\ub808\uc774\uc158 \uc801\uc6a9\ud558\uae30<\/h2>\n<p>\ubaa8\ub378\uc744 \uc815\uc758\ud55c \ud6c4, Django\ub294 \ubaa8\ub378\uc744 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ubc18\uc601\ud558\ub294 \ub9c8\uc774\uadf8\ub808\uc774\uc158 \ud30c\uc77c\uc744 \uc0dd\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \ub2e4\uc74c \uba85\ub839\uc5b4\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>python\npython manage.py makemigrations\npython manage.py migrate\n<\/code><\/pre>\n<p>\uc774 \uba85\ub839\uc5b4\ub294 \ubaa8\ub378\uc758 \ubcc0\uacbd \uc0ac\ud56d\uc744 \uac10\uc9c0\ud558\uace0 \uad00\ub828 \ub9c8\uc774\uadf8\ub808\uc774\uc158 \ud30c\uc77c\uc744 \uc0dd\uc131\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc801\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<h2>5. \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640\uc758 \uc0c1\ud638\uc791\uc6a9<\/h2>\n<p>Django ORM\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uc0c1\ud638\uc791\uc6a9\ud558\ub294 \ub2e4\uc591\ud55c \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc77c\ubd80 \uae30\ubcf8\uc801\uc778 CRUD(Create, Read, Update, Delete) \uc791\uc5c5\uc744 \ud1b5\ud574 \uc774\ub97c \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>5.1. \ub370\uc774\ud130 \uc0dd\uc131(Create)<\/h3>\n<pre><code>python\n# \uc0c8\ub85c\uc6b4 \uc800\uc790 \ub370\uc774\ud130 \ucd94\uac00\nauthor = Author(name=\"J.K. Rowling\", birth_date=\"1965-07-31\")\nauthor.save()\n\n# \uc0c8\ub85c\uc6b4 \ucc45 \ub370\uc774\ud130 \ucd94\uac00\nbook = Book(title=\"Harry Potter and the Philosopher's Stone\", author=author, published_date=\"1997-06-26\")\nbook.save()\n<\/code><\/pre>\n<h3>5.2. \ub370\uc774\ud130 \uc870\ud68c(Read)<\/h3>\n<p>\ub370\uc774\ud130\ub97c \uc870\ud68c\ud558\ub824\uba74 \ucffc\ub9ac\uc14b\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0\uc11c \ubaa8\ub4e0 \uc800\uc790\uc640 \ucc45\uc744 \uc870\ud68c\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4:<\/p>\n<pre><code>python\n# \ubaa8\ub4e0 \uc800\uc790 \uc870\ud68c\nauthors = Author.objects.all()\nfor author in authors:\n    print(author.name)\n\n# \ud2b9\uc815 \uc800\uc790\uc758 \ucc45 \uc870\ud68c\nbooks_by_author = Book.objects.filter(author=author)\nfor book in books_by_author:\n    print(book.title)\n<\/code><\/pre>\n<h3>5.3. \ub370\uc774\ud130 \uc5c5\ub370\uc774\ud2b8(Update)<\/h3>\n<p>\ub370\uc774\ud130\ub97c \uc5c5\ub370\uc774\ud2b8\ud558\ub824\uba74 \uba3c\uc800 \uc6d0\ud558\ub294 \uac1d\uccb4\ub97c \uac00\uc838\uc628 \ud6c4, \uc18d\uc131\uc744 \uc218\uc815\ud558\uace0 \uc800\uc7a5\ud558\uba74 \ub429\ub2c8\ub2e4:<\/p>\n<pre><code>python\n# \uc800\uc790\uc758 \uc774\ub984 \ubcc0\uacbd\nauthor = Author.objects.get(id=1)\nauthor.name = \"Joanne Rowling\"\nauthor.save()\n<\/code><\/pre>\n<h3>5.4. \ub370\uc774\ud130 \uc0ad\uc81c(Delete)<\/h3>\n<p>\ub370\uc774\ud130\ub97c \uc0ad\uc81c\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<pre><code>python\n# \ud2b9\uc815 \ucc45 \uc0ad\uc81c\nbook_to_delete = Book.objects.get(id=1)\nbook_to_delete.delete()\n<\/code><\/pre>\n<h2>6. Django Admin\uc5d0\uc11c ORM \uc0ac\uc6a9\ud558\uae30<\/h2>\n<p>Django\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \uac15\ub825\ud55c \uad00\ub9ac\uc790 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \uc778\ud130\ud398\uc774\uc2a4\ub97c \ud1b5\ud574 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ubaa8\ub378\uc744 \uc27d\uac8c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 <code>myapp\/admin.py<\/code> \ud30c\uc77c\uc5d0 \ubaa8\ub378\uc744 \ub4f1\ub85d\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<pre><code>python\nfrom django.contrib import admin\nfrom .models import Author, Book\n\nadmin.site.register(Author)\nadmin.site.register(Book)\n<\/code><\/pre>\n<p>\uc774\uc81c Django \uc11c\ubc84\ub97c \uc2e4\ud589\ud558\uace0 <code>http:\/\/127.0.0.1:8000\/admin<\/code>\uc5d0 \uc811\uc18d\ud558\uba74 \uad00\ub9ac \ud398\uc774\uc9c0\uc5d0\uc11c Authors\uc640 Books\ub97c \uc27d\uac8c \uad00\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uae30\ubcf8 \uc0ac\uc6a9\uc790(admin)\uc744 \ub9cc\ub4e4\uc5b4\uc57c \ud558\uba70, \ub2e4\uc74c \uba85\ub839\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc0dd\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<pre><code>python\npython manage.py createsuperuser\n<\/code><\/pre>\n<h2>7. Django ORM\uc758 \uace0\uae09 \uae30\ub2a5<\/h2>\n<p>Django ORM\uc740 \uac04\ub2e8\ud55c CRUD \uc791\uc5c5 \uc678\uc5d0\ub3c4 \uace0\uae09 \ucffc\ub9ac \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, <code>annotate<\/code>, <code>aggregate<\/code>, \ubc0f <code>select_related<\/code> \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \ub354 \ud6a8\uacfc\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>7.1. annotate\uc640 aggregate<\/h3>\n<p>\uc774 \uba54\uc11c\ub4dc\ub4e4\uc740 \ub370\uc774\ud130\ub97c \uc9d1\uacc4\ud558\uc5ec \uacc4\uc0b0\ub41c \ud544\ub4dc\ub97c \ucd94\uac00\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<pre><code>python\nfrom django.db.models import Count\n\n# \uc800\uc790\ubcc4 \ucc45 \uc218 \uc870\ud68c\nauthor_book_count = Author.objects.annotate(num_books=Count('book'))\nfor author in author_book_count:\n    print(f'{author.name} has written {author.num_books} books.')\n<\/code><\/pre>\n<h3>7.2. select_related<\/h3>\n<p>\uc774 \uba54\uc11c\ub4dc\ub294 ForeignKey \uad00\uacc4\ub97c \uac00\uc9c4 \uac1c\uccb4\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \ubbf8\ub9ac \ub85c\ub4dc\ud560 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4. \uc774\ub97c \uc0ac\uc6a9\ud558\uba74 \ucffc\ub9ac \uc218\ub97c \uc904\uc774\uace0 \uc131\ub2a5\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<pre><code>python\n# \ucc45\uacfc \uc800\uc790\ub97c \ud568\uaed8 \uc870\ud68c\nbooks_with_authors = Book.objects.select_related('author').all()\nfor book in books_with_authors:\n    print(f'{book.title} by {book.author.name}')\n<\/code><\/pre>\n<h2>8. Django ORM\uacfc \ub370\uc774\ud130\ubca0\uc774\uc2a4<\/h2>\n<p>Django\ub294 \ub2e4\uc591\ud55c \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4. SQLite, PostgreSQL, MySQL, Oracle \ubc0f NoSQL \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640\ub3c4 \ud638\ud658\ub429\ub2c8\ub2e4. \uc774\ub294 Django\uc758 \uc7a5\uc810 \uc911 \ud558\ub098\ub85c, \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\ud569\ud55c \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc120\ud0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac01 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ud544\uc694\ud55c \uc124\uc815\uc744 <code>settings.py<\/code> \ud30c\uc77c\uc5d0\uc11c \ud655\uc778\ud558\uace0 \uc218\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<pre><code>python\nDATABASES = {\n    'default': {\n        'ENGINE': 'django.db.backends.postgresql',  # PostgreSQL \uc0ac\uc6a9 \uc124\uc815\n        'NAME': 'mydatabase',\n        'USER': 'mydatabaseuser',\n        'PASSWORD': 'mypassword',\n        'HOST': 'localhost',\n        'PORT': '5432',\n    }\n}\n<\/code><\/pre>\n<h2>9. \uacb0\ub860<\/h2>\n<p>Django ORM\uc740 Django \ud504\ub808\uc784\uc6cc\ud06c\uc758 \uc911\uc694\ud55c \uad6c\uc131 \uc694\uc18c\ub85c, \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uc0c1\ud638\uc791\uc6a9\ud558\ub294 \uac83\uc744 \ub9e4\uc6b0 \ud6a8\uc728\uc801\uc774\uace0 \uac04\ud3b8\ud558\uac8c \ub9cc\ub4e4\uc5b4\uc90d\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 ORM\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubaa8\ub378\uc744 \uc815\uc758\ud558\uace0, CRUD \uc791\uc5c5\uc744 \uc218\ud589\ud558\uba70, \ubcf5\uc7a1\ud55c \ucffc\ub9ac\ub97c \uc0dd\uc131\ud558\ub294 \ubc29\ubc95\uc744 \ubc30\uc6e0\uc2b5\ub2c8\ub2e4. Django ORM\uc740 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc720\uc9c0 \ubcf4\uc218\ub97c \uc6a9\uc774\ud558\uac8c \ud558\uace0, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ub3c5\ub9bd\uc131\uc744 \uc81c\uacf5\ud558\uc5ec \ub2e4\uc591\ud55c \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uc27d\uac8c \ud1b5\ud569\ud560 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae00\uc744 \ud1b5\ud574 Django ORM\uc758 \uae30\ucd08\ub97c \ubc30\uc6b0\uace0, \uc801\uc808\ud55c \uc0ac\uc6a9 \uc608\uc81c\ub97c \ud1b5\ud574 \uc2e4\uc2b5\ud560 \uc218 \uc788\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4. Django\ub97c \ud1b5\ud55c \uc6f9 \uac1c\ubc1c\uc758 \uc81c\uc57d\uc5d0\uc11c \ubc97\uc5b4\ub098 \ud765\ubbf8\ub85c\uc6b4 \ud504\ub85c\uc81d\ud2b8\ub97c \uac1c\ubc1c\ud574 \ubcf4\uc138\uc694!<\/p>\n<p>\ub2e4\uc74c \uae00\uc5d0\uc11c\ub294 Django REST Framework\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 API \ud615\ud0dc\ub85c \uc81c\uacf5\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcfc \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Django\ub294 \ud30c\uc774\uc36c\uc73c\ub85c \uc791\uc131\ub41c \uace0\uae09 \uc6f9 \ud504\ub808\uc784\uc6cc\ud06c\ub85c, \ube60\ub978 \uac1c\ubc1c\uacfc \uae54\ub054\ud558\uace0 \uc2e4\uc6a9\uc801\uc778 \ub514\uc790\uc778\uc744 \ubaa9\ud45c\ub85c \ud569\ub2c8\ub2e4. Django\uc758 \ud575\uc2ec\uc801\uc778 \uae30\ub2a5 \uc911 \ud558\ub098\ub294 ORM(Object-Relational Mapping)\uc785\ub2c8\ub2e4. ORM\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc640 \uad00\uacc4\ud615 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uac04\uc758 \ub370\uc774\ud130\ub97c \uc804\ud658\ud558\ub294 \uae30\ubc95\uc73c\ub85c, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc791\uc5c5\uc744 \ud6e8\uc52c \uac04\ud3b8\ud558\uace0 \ud6a8\uc728\uc801\uc73c\ub85c \ub9cc\ub4e4\uc5b4 \uc90d\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 Django ORM\uc758 \uae30\ubcf8 \uac1c\ub150, \uc0ac\uc6a9 \ubc29\ubc95, \uadf8\ub9ac\uace0 \ub2e4\uc591\ud55c \uc608\uc81c \ucf54\ub4dc\ub97c \ud1b5\ud574 Django ORM\uc758 \uac15\ub825\ud55c \uae30\ub2a5\uc744 &hellip; <a href=\"https:\/\/atmokpo.com\/w\/38672\/\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;DJango \uc11c\ubc84\uac1c\ubc1c, Django ORM(Object-Relational Mapping) \uc18c\uac1c&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[185],"tags":[],"class_list":["post-38672","post","type-post","status-publish","format-standard","hentry","category-django"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>DJango \uc11c\ubc84\uac1c\ubc1c, Django ORM(Object-Relational Mapping) \uc18c\uac1c - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atmokpo.com\/w\/38672\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DJango \uc11c\ubc84\uac1c\ubc1c, Django ORM(Object-Relational Mapping) \uc18c\uac1c - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8\" \/>\n<meta property=\"og:description\" content=\"Django\ub294 \ud30c\uc774\uc36c\uc73c\ub85c \uc791\uc131\ub41c \uace0\uae09 \uc6f9 \ud504\ub808\uc784\uc6cc\ud06c\ub85c, \ube60\ub978 \uac1c\ubc1c\uacfc \uae54\ub054\ud558\uace0 \uc2e4\uc6a9\uc801\uc778 \ub514\uc790\uc778\uc744 \ubaa9\ud45c\ub85c \ud569\ub2c8\ub2e4. Django\uc758 \ud575\uc2ec\uc801\uc778 \uae30\ub2a5 \uc911 \ud558\ub098\ub294 ORM(Object-Relational Mapping)\uc785\ub2c8\ub2e4. ORM\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc640 \uad00\uacc4\ud615 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uac04\uc758 \ub370\uc774\ud130\ub97c \uc804\ud658\ud558\ub294 \uae30\ubc95\uc73c\ub85c, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc791\uc5c5\uc744 \ud6e8\uc52c \uac04\ud3b8\ud558\uace0 \ud6a8\uc728\uc801\uc73c\ub85c \ub9cc\ub4e4\uc5b4 \uc90d\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 Django ORM\uc758 \uae30\ubcf8 \uac1c\ub150, \uc0ac\uc6a9 \ubc29\ubc95, \uadf8\ub9ac\uace0 \ub2e4\uc591\ud55c \uc608\uc81c \ucf54\ub4dc\ub97c \ud1b5\ud574 Django ORM\uc758 \uac15\ub825\ud55c \uae30\ub2a5\uc744 &hellip; \ub354 \ubcf4\uae30 &quot;DJango \uc11c\ubc84\uac1c\ubc1c, Django ORM(Object-Relational Mapping) \uc18c\uac1c&quot;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/atmokpo.com\/w\/38672\/\" \/>\n<meta property=\"og:site_name\" content=\"\ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-01T19:08:45+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-26T06:43:39+00:00\" \/>\n<meta name=\"author\" content=\"root\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@bebubo4\" \/>\n<meta name=\"twitter:site\" content=\"@bebubo4\" \/>\n<meta name=\"twitter:label1\" content=\"\uae00\uc4f4\uc774\" \/>\n\t<meta name=\"twitter:data1\" content=\"root\" \/>\n\t<meta name=\"twitter:label2\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/atmokpo.com\/w\/38672\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/atmokpo.com\/w\/38672\/\"},\"author\":{\"name\":\"root\",\"@id\":\"https:\/\/atmokpo.com\/w\/#\/schema\/person\/91b6b3b138fbba0efb4ae64b1abd81d7\"},\"headline\":\"DJango \uc11c\ubc84\uac1c\ubc1c, Django ORM(Object-Relational Mapping) \uc18c\uac1c\",\"datePublished\":\"2024-11-01T19:08:45+00:00\",\"dateModified\":\"2024-11-26T06:43:39+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/atmokpo.com\/w\/38672\/\"},\"wordCount\":86,\"publisher\":{\"@id\":\"https:\/\/atmokpo.com\/w\/#organization\"},\"articleSection\":[\"DJango\uc11c\ubc84\uac1c\ubc1c\"],\"inLanguage\":\"ko-KR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/atmokpo.com\/w\/38672\/\",\"url\":\"https:\/\/atmokpo.com\/w\/38672\/\",\"name\":\"DJango \uc11c\ubc84\uac1c\ubc1c, Django ORM(Object-Relational Mapping) \uc18c\uac1c - 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