skip to Main Content

Pandas to_sql changing datatype in Postgresql table

I have created a table using the flask db migrate method. Below is how my model is class MutualFundsDataTest(db.Model): id = db.Column(db.Integer, primary_key=True, autoincrement=True) Name = db.Column(db.Text, nullable=False) MF_Code = db.Column(db.Text, nullable=False) Scheme_Code_Direct = db.Column(db.Text, nullable=True) Scheme_Code_Regular = db.Column(db.Text, nullable=True)…

VIEW QUESTION

Postgresql – How to annotate django queryest using subquery where that subquery returns list of ids from related model records

I have one database model, let's say ModelA: class ModelA(models.Model): field_1 = models.ManyToManyField( "core.ModelB", blank=True ) user = models.ForeignKey("core.User", on_delete=models.CASCADE) type = models.CharField(choices=ModelATypes.choices) The field_1 of ModelA is a many to many field that references ModelB. class ModelB(models.Model): uid =…

VIEW QUESTION

Json – Get request data from the front end to flask is handled perfectly fine at the local host but not in the server

I am using this code to send data to the front end and then redirect it to another function. @app.route('/get_destination_data', methods=['GET', 'POST']) def get_destination_data(): data = request.get_json() return jsonify({'redirect': url_for("show_destination_info", city_info=data)}) @app.route('/show_destination_info/<city_info>', methods=['GET', 'POST']) def show_destination_info(city_info): return render_template('city-info.html', data=eval(city_info), lists=UserLists.query.filter_by(user_id=current_user.id).all())…

VIEW QUESTION

Html – JS Appended Array in FomData not accessable in Django backend

In a django template i have this js script: const formData = new FormData(form); formData.append('taglist', JSON.stringify(selectedTagIds)); console.log(JSON.parse(formData.get('taglist'))) console.log(formData.get('title_raw')) form.submit() selectedTagIds is an array. The console logs it correctly. After submitting I can access every standard form field in the django…

VIEW QUESTION
Back To Top
Search