Finaly with tihs answer i remembered that Flask sometimes need to have set config variables in place. helped a lot thanks - app.config["SQLALCHEMY_DATABASE_URI"] = os.environ.get('mysql://root:1234@127.0.0.1/kvadrat?charset=utf8')...
We tell it what database and communication-library to use, the username, password, url and even database to connect to.In the end we create a db variable, which points to the SQLAlchemy Extension object.DB_URL = 'postgresql+psycopg2://{user}:{pw}@{url}/{db}'.format(user=POSTGRES_...
Docker, postgres, sqlalchemy - could not connect to server: Cannot assign requested address 0 connect to postgres container from flask app inside container 1 Cannot connect to MYSQL using SQLAlchemy 5 sqlalchemy.exc.OperationalError : Can't connect to mysql in docker 1 SQLAlchemy...
关于"错误:函数schema_name不存在",这是SQLAlchemy在连接数据库时遇到的错误信息之一。这个错误通常发生在试图访问数据库中的特定函数时,而该函数在所连接的数据库中不存在。 解决此错误的方法是检查连接的数据库是否支持所使用的函数,并确保数据库中已存在该函数。另外,还可以通过更改SQLAlchemy连接字符串中的数据...
[SIP] Proposal for Ability to connect to postgres with different schema with superset_config Motivation I need to connect to the same database as my application but use a different schema name than public Proposed Change Currently we have: SQLALCHEMY_DATABASE_URI = f"postgresql+psycopg2://{env...
开发者ID:TeamHG-Memex,项目名称:agnostic,代码行数:21,代码来源:postgres.py 示例6: connect_db ▲点赞 6▼ # 需要导入模块: import pg8000 [as 别名]# 或者: from pg8000 importconnect[as 别名]defconnect_db(self, user, password, database):''' Return a connection to the specified database. ...
We have internal policy which the flyway or application migrations will run on certain user which has ability to create/delete tables, and another user for runtime which can only write or read from existing tables Proposed Change currently I use: SQLALCHEMY_DATABASE_URI = f"postgresql+psycopg2...
Can't get Postgres user to connect I have a couple of Flask apps running with Postgres and SQLAlchemy. All are currently connected to the database using the superuser (which I know isn't a good idea) and I'm trying to set up individual users for each app. I've followed the ...
app=Flask(__name__)app.config['SQLALCHEMY_DATABASE_URI']='postgresql+psycopg2://<user>:<pass>@snappiesticker-24.postgres.pythonanywhere-services.com:10024/snappie'db=SQLAlchemy(app)db.create_all() Then when I try and run this, it times out on the db.create_all() line. Here is the ...
SQLAlchemy models have a few reserved variables names which can be used to further configure the corresponding database tables. Here are a few examples: __tablename__: Set the name of the resulting table. __table_args__ = {"schema": "my_name"}: Sets the Postgres schema to save the ...