{"id":550,"date":"2024-10-15T16:18:43","date_gmt":"2024-10-15T08:18:43","guid":{"rendered":"https:\/\/abytelalala.cn\/?p=550"},"modified":"2024-10-15T17:34:08","modified_gmt":"2024-10-15T09:34:08","slug":"django%e7%9f%a5%e8%af%86%e7%82%b9two","status":"publish","type":"post","link":"https:\/\/abytelalala.cn\/index.php\/2024\/10\/15\/django%e7%9f%a5%e8%af%86%e7%82%b9two\/","title":{"rendered":"Django\u77e5\u8bc6\u70b9two"},"content":{"rendered":"\n

1.\u6570\u636e\u5e93\u64cd\u4f5c<\/h2>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

settings.py\u91ccDATABASES\u6807\u6ce8\u4e86\u7528\u4ec0\u4e48\u6570\u636e\u5e93\uff0c\u548c\u6570\u636e\u5e93\u914d\u7f6e<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4f7f\u7528sqlite\u65f6\uff0c\u5148\u5728app\u6587\u4ef6\u5939\u91cc\u7684models.py\u6587\u4ef6\u91cc\u521b\u5efa\u7c7b—>\u5c31\u662f\u76f8\u5f53\u4e8e\u5199\u8868\u5b57\u6bb5\uff0c\u6700\u540e\u5199\u547d\u4ee4\u6267\u884c\u5c31\u80fd\u521b\u5efa\u4e86\u3002<\/p>\n\n\n\n

models.py<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u5b9e\u9645\u8981\u521b\u5efa\u7684\u8868\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4e0b\u9762\u4e24\u4e2a\u547d\u4ee4\uff0c\u4e00\u4e2a\u662f\u751f\u6210\u8fc1\u79fb\u6587\u4ef6\uff0c\u7528\u6765\u4fdd\u5b58\u4fee\u6539\u6a21\u578b\u7684\u5177\u4f53\u6b65\u9aa4
\u4e00\u4e2a\u662f\u6267\u884c\u8fc1\u79fb\uff08\u6839\u636e\u4e0a\u4e00\u6761\u547d\u4ee4\u6240\u751f\u6210\u7684\u8fc1\u79fb\u6587\u4ef6\uff09\uff0c\u6267\u884c\u5b8c\u6bd5\u5c31\u521b\u5efa\u597d\u8868\u4e86<\/p>\n\n\n\n

python manage.py makemigrations \n\npython manage.py migrate<\/code><\/pre>\n\n\n\n
\u6bcf\u6b21\u5220\u6539\u53ea\u9700\u8981\u5728modes.py\u6539\u52a8\uff0c\u7136\u540e\u4e0d\u65ad\u6267\u884c\u8fd9\u4e24\u6761\u547d\u4ee4\u5c31\u884c\u4e86\u3002<\/p>\n\n\n\n
pycharm\u53f3\u4e0a\u89d2\u4fa7\u8fb9\u680f\u6570\u636e\u5e93\u9009\u9879\u70b9\u51fb\u540e\u4f1a\u51fa\u73b0\u4e00\u4e2a\u533a\u57df\uff0c\u628a\u9879\u76ee\u6839\u76ee\u5f55\u91cc\u7684db.sqlite\u6587\u4ef6\u62d6\u52a8\u8fdb\u53bb\uff0c\u4f1a\u6709\u4e0b\u8f7d\u9a71\u52a8\u63d0\u793a\uff0c\u7136\u540e\u8fdb\u884c\u9a71\u52a8\u5b89\u88c5\uff0c\u5c31\u80fd\u770b\u8868\u4e86<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
2.\u6570\u636e\u8868\u589e\u5220\u6539\u67e5<\/h2>\n\n\n\n
\u589e\uff0c\u5220\uff0c\u6539\uff0c\u67e5<\/p>\n\n\n\n
views.py\u6587\u4ef6\u4e2ddemo\u51fd\u6570\uff1a<\/p>\n\n\n\n
def demo(request):\n    # # \u589e\u52a0\u6709\u4e24\u79cd\u65b9\u5f0f\n    # models.UserInfo.objects.create(username=\"\u7ba1\u7406\u5458\", age=16)\n    # models.UserInfo.objects.create(**{'username': 'shuaibi', 'password': '123456', 'age': 29})\n    #\n    # # \u5220\u9664\n    # # models.UserInfo.objects.all().delete()\n    # models.UserInfo.objects.filter(id=1).delete()\n    # models.UserInfo.objects.filter(username=\"\u7ba1\u7406\u5458\").delete()\n    # models.UserInfo.objects.filter(username=\"shuaibi\", age=29).delete()\n    #\n    # # \u4fee\u6539\n    # models.UserInfo.objects.all().update(age=90)\n    # models.UserInfo.objects.filter(age=90).update(age=80, password=\"234567\")\n\n    # \u67e5\u8be2\n    # QuerySet\u7c7b\u578b=[obj\u5217\u8868]\n    # v1= models.UserInfo.objects.all()\n    # for i in v1:\n    #     print(i.age,i.username,i.password)\n    # v2 =models.UserInfo.objects.filter(id=2)\n    # for i in v2:\n    #     print(i.age)\n    #\n    # v3 = models.UserInfo.objects.filter(id=1,username=\"\u7ba1\u7406\u5458\").first()\n    # if v3:\n    #     print(v3.id)\n    return HttpResponse(\"\u6d4b\u8bd5\")<\/code><\/pre>\n\n\n\n
3.\u7528\u6237\u5217\u8868\u5b9e\u4f8b<\/h2>\n\n\n\n
urls.py\u52a0\u4e0a\u4e0b\u9762\u8fd9\u4e24\u884c<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
views.py\u5b9a\u4e49\u89c6\u56fe\u51fd\u6570:<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
user_list.html:<\/p>\n\n\n\n
{% load static %}\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n    <meta charset=\"UTF-8\">\n    <title>\u7528\u6237\u5217\u8868<\/title>\n    <link rel=\"stylesheet\" href=\"{% static 'plugins\/bootstrap\/css\/bootstrap.css' %}\">\n<\/head>\n<body>\n<h1>\u7528\u6237\u5217\u8868<\/h1>\n<table class=\"table table-bordered\">\n    <thead>\n    <tr>\n        <th>ID<\/th>\n        <th>\u7528\u6237\u540d<\/th>\n        <th>\u5bc6\u7801<\/th>\n        <th>\u5e74\u9f84<\/th>\n    <\/tr>\n    <\/thead>\n    <tbody>\n    {% for i in v1 %}\n        <tr>\n            <td>{{ i.id }}<\/td>\n            <td>{{ i.username }}<\/td>\n            <td>{{ i.password }}<\/td>\n            <td>{{ i.age }}<\/td>\n            <td>\n                <a href=\"\/user\/delete\/?xid={{ i.id }}\" class=\"btn btn-danger btn-xs\">\u5220\u9664<\/a>\n            <\/td>\n        <\/tr>\n\n    {% endfor %}\n    <\/tbody>\n<\/table>\n<\/body>\n<\/html><\/code><\/pre>\n\n\n\n
\u6548\u679c\u56fe<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"
1.\u6570\u636e\u5e93\u64cd\u4f5c settings.py\u91ccDATABASES\u6807\u6ce8\u4e86\u7528\u4ec0\u4e48\u6570\u636e\u5e93\uff0c\u548c\u6570\u636e\u5e93\u914d\u7f6e \u4f7f\u7528sqlite\u65f6 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[23],"class_list":["post-550","post","type-post","status-publish","format-standard","hentry","category-22","tag-django"],"_links":{"self":[{"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/posts\/550","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/comments?post=550"}],"version-history":[{"count":18,"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/posts\/550\/revisions"}],"predecessor-version":[{"id":576,"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/posts\/550\/revisions\/576"}],"wp:attachment":[{"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/media?parent=550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/categories?post=550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/abytelalala.cn\/index.php\/wp-json\/wp\/v2\/tags?post=550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}