{"id":204242,"date":"2020-11-23T15:05:31","date_gmt":"2020-11-23T07:05:31","guid":{"rendered":"http:\/\/4563.org\/?p=204242"},"modified":"2020-11-23T15:05:31","modified_gmt":"2020-11-23T07:05:31","slug":"google-%e4%ba%86-3-%e5%a4%a9%e5%8f%8d%e5%a4%8d%e6%b5%8b%e8%af%95%e4%b9%9f%e6%89%be%e4%b8%8d%e5%88%b0%e7%ad%94%e6%a1%88%e7%9a%84-flask-sqlalchemy-%e9%97%ae%e9%a2%98%ef%bc%8c%e8%af%b7%e5%a4%a7%e7%a5%9e","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=204242","title":{"rendered":"google \u4e86 3 \u5929\u53cd\u590d\u6d4b\u8bd5\u4e5f\u627e\u4e0d\u5230\u7b54\u6848\u7684 Flask-SQLAlchemy \u95ee\u9898\uff0c\u8bf7\u5927\u795e\u4e8e\u6c34\u706b\u95f4\u62ef\u6551\u6211"},"content":{"rendered":"
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google \u4e86 3 \u5929\u53cd\u590d\u6d4b\u8bd5\u4e5f\u627e\u4e0d\u5230\u7b54\u6848\u7684 Flask-SQLAlchemy \u95ee\u9898\uff0c\u8bf7\u5927\u795e\u4e8e\u6c34\u706b\u95f4\u62ef\u6551\u6211 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : sunnylemon <\/span> <\/i> 3<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u6c42\u6559\u5404\u4f4d\u5927\u4f6c:<\/p>\n

\u8ba2\u5355\u8868\uff08 FuckOrders \uff09\u7684 diy_order_phoneShellID \u5b57\u6bb5\uff0c\u5bf9\u5e94 \u5546\u54c1\u578b\u53f7\u8868\uff08 PhonesShell \uff09\u7684 phoneShellID \u5b57\u6bb5\u3002
\u5546\u54c1\u578b\u53f7\u8868\u6709\u4e00\u4e2a phoneShellDesc \u5546\u54c1\u578b\u53f7\u63cf\u8ff0\u5b57\u6bb5\u3002<\/p>\n

\u5bf9\u5e94\u7684 sql \u8bed\u53e5\u662f
select * from diy_orders o
INNER JOIN diy_phone_shells s
on o.diy_order_phoneShellID=s.phoneShellID
where diy_order_status=2
ORDER BY o.createDateObj DESC<\/p>\n

\u6211\u60f3\u628a\u8ba2\u5355\u8868\u4e2d\u6bcf\u4e2a\u8ba2\u5355\u6240\u5bf9\u5e94\u7684 phoneShellDesc \u5b57\u6bb5\u663e\u793a\u5230\u7f51\u9875\u4e2d\u3002
\u8bf7\u95ee\u4e0a\u9762\u7684\u8bed\u53e5\u5e94\u8be5\u600e\u4e48\u6837\u6539\u5462\uff1f \u8c22\u8c22\u6307\u70b9<\/p>\n

py \u6587\u4ef6\u4ee3\u7801\uff1a<\/p>\n

from flask import Flask, request, flash, url_for, redirect, render_template
from flask_sqlalchemy import SQLAlchemy<\/p>\n

app = Flask(__name__)
app.config[‘SQLALCHEMY_DATABASE_URI’] = ‘mysql:\/\/root:[email protected]:3306\/diy’
app.config[‘SECRET_KEY’] = “random string”<\/p>\n

db = SQLAlchemy(app)<\/p>\n

class FuckOrders(db.Model):
__tablename__ = ‘diy_orders’
#id = db.Column(‘diy_order_id’, db.Integer, primary_key = True)
diy_order_id = db.Column(db.Integer, primary_key = True)
diy_order_receiver = db.Column()
diy_order_phone = db.Column()
diy_order_province= db.Column()
diy_order_city = db.Column()
diy_order_area = db.Column()
diy_order_detail= db.Column()
diy_order_status= db.Column()
diy_order_count = db.Column()
diy_order_phoneShellID=db.Column()
diy_order_orderDealMoneyFen=db.Column()
diy_order_renderImgUrl= db.Column()
diy_order_renderImgWithShellUrl= db.Column()
createDateObj= db.Column()
diy_order_ship= db.Column()
#phoneShellDesc \u8fd9\u4e2a\u662f\u5426\u9700\u8981\u58f0\u660e\uff1f<\/p>\n

def __init__(self, diy_order_receiver, diy_order_phone,diy_order_city, diy_order_area,diy_order_count,diy_order_detail,diy_order_status,diy_order_orderDealMoneyFen,diy_order_phoneShellID,diy_order_renderImgUrl,diy_order_renderImgWithShellUrl,createDateObj,diy_order_ship,diy_order_phoneShellDESC):
self.diy_order_receiver = diy_order_receiver
self.diy_order_phone = diy_order_phone
self.diy_order_city = diy_order_city
self.diy_order_area = diy_order_area
self.diy_order_count = diy_order_count
self.diy_order_detail= diy_order_detail
self.diy_order_status=diy_order_status
self.diy_order_phoneShellID=diy_order_phoneShellID
self.diy_order_orderDealMoneyFen=diy_order_orderDealMoneyFen
self.diy_order_renderImgUrl=diy_order_renderImgUrl
self.diy_order_renderImgWithShellUrl=diy_order_renderImgWithShellUrl
self.createDateObj=createDateObj
self.diy_order_ship=diy_order_ship
self.diy_order_phoneShellDESC=diy_order_phoneShellDESC<\/p>\n

class PhonesShell(db.Model):
__tablename__ = ‘diy_phone_shells’
id = db.Column(‘phoneShellKeyId’, db.Integer, primary_key = True)
phoneShellID = db.Column(db.Integer)
phoneShellDesc = db.Column(db.String)<\/p>\n

def __init__(self, phoneShellID,phoneShellDesc):
self.phoneShellID = phoneShellID
self.phoneShellDesc = phoneShellDesc<\/p>\n

@app.route(‘\/’)
def Show_Orders()
return render_template(‘Order_Lists.html’,HiOrders=FuckOrders.query.outerjoin(PhonesShell, PhonesShell.phoneShellID==FuckOrders.diy_order_phoneShellID).all())<\/p>\n

if __name__ == ‘__main__’:
app.run(debug = True) <\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (7<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : no1xsyzy <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    https:\/\/gist.github.com https:\/\/paste.ubuntu.com https:\/\/pastebin.com \u81ea\u5df1\u9009\u4e00\u4e2a\u7528 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : xiaoqiao24 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    FuckOrders.query.filter(FuckOrders.diy_order_status==2).join(PhonesShell, PhonesShell.phoneShellID==FuckOrders.diy_order_phoneShellID).order_by(FuckOrders.createDateObj.desc())<\/p>\n

    \u8bd5\u8bd5\u770b\u5bf9\u4e0d\u5bf9 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : sunnylemon <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @xiaoqiao24 \u8c22\u8c22\u5927\u4f6c\u3002\u53ef\u4ee5\u6b63\u5e38\u8fd0\u884c\uff0c\u4f46\u662f\u8981\u600e\u4e48\u6837\u624d\u80fd\u628a\u8fd9\u4e2a\u5b57\u6bb5 [ PhonesShell.phoneShellDesc ] \u7ed1\u5b9a\u5230\u7f51\u9875\u91cc\u8fb9\u5462\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : l4ever <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    https:\/\/paste.ubuntu.com\/p\/k73nf2ydKQ\/ <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : l4ever <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    https:\/\/paste.ubuntu.com\/p\/chsJ4C2Yrw\/ <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : SjwNo1 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    `db.session.query(…).join(table, conds).order_by` <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : xiaoqiao24 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @sunnylemon \u4ec0\u4e48\u53eb\u505a\u7ed1\u5b9a\u5230\u7f51\u9875\u91cc\u9762\uff0c\u8fd9\u4e2a\u5c5e\u4e8e\u4f60\u7684\u4e1a\u52a1\u903b\u8f91\u8303\u7574\u4e86\u5427\uff1f\uff01\u65e2\u4e0d\u8d34\u4ee3\u7801\uff0c\u53c8\u4e0d\u8bf4\u660e\u4f7f\u7528\u573a\u666f\uff0c\u4f60\u8ba9\u6211\u7b49\u600e\u4e48\u731c\uff1f <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    google \u4e86 3 \u5929\u53cd\u590d\u6d4b\u8bd5\u4e5f…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/204242"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=204242"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/204242\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=204242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=204242"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=204242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}