> user = Session.query(User).filter_by(id=user_id).first() > print("Active Session", {'id': user.id, 'email': user.email} ) > Session.commit() > Session.close() > user = Session.query(User).filter_by(id=user_id).first() > print("After closing session", {'id': user.id, 'email': user.email}) i am trying to close session using python and sqlalchemy but after…
I have the table soldiers: class Soldier(Base): __tablename__ = "soldiers" id = Column(String(36), default=lambda: str(uuid4()), primary_key=True, unique=True) name = Column(String(50), nullable=False) service_number = Column(Integer, nullable=False) commander_id = Column(String(36), nullable=False, index=True) created_at = Column(Date, nullable=False, default=func.now()) and this async query: result…
I apologize if this has been answered. I've searched repeatedly over years and have yet to find an adequate solution to actually terminate a session on a postgresql 13 server made by my python scripts. A simple example: from sqlalchemy…
I habe 3 tables for M2M relation class MoneyManagementsResult(Base): __tablename__ = "money_managements_results" strategies = relationship( "Strategy", secondary="strategy_mm_result", back_populates="mm_results" ) class Strategy(Base): __tablename__ = "strategies" mm_results = relationship( "MoneyManagementsResult", secondary="strategy_mm_result", back_populates="strategies" ) class StrategyMMResult(Base): __tablename__ = "strategy_mm_result" strategy_id = Column(Integer, ForeignKey("strategies.id"),…
I am trying to setup Superset in my local. I have a windows system, so i used VM Virtual Box, with Ubuntu 22.04 to setup and run the superset. I followed the docker instructions. Used the docker compose up command…
I am using SQLAlchemy ORM and trying to figure out how to produce a PostgreSQL query like the following: SELECT resources.* FROM histories, jsonb_array_elements_text(histories.reported_resources) as report_resource_name JOIN resources ON resources.resource_name = report_resource_name WHERE histories.id = :id So far I got…
How do you connect to specific Postgres schema using Sqlalchemy? So I've created a new schema called "rezerwacja_domkow". I can see it in Pgadmin4. But the whole schema system confuses me (so far I've played only with sqlite which was…
I am having a mssql server running in docker, I want to connect the server using sqlalchemy For connecting, I am using this connection string, engine = create_engine( 'mssql+pyodbc:///?odbc_connect=%s' % ( urllib.parse.quote_plus( 'DRIVER={/usr/lib/x86_64-linux-gnu/odbc/libtdsodbc.so};SERVER=localhost;' 'DATABASE=ap;UID=sa;PWD=admin@123;port=1433;' )), ) For this, I got…
I am trying to run databes on Docker container and connect it with my code. This is my connection string: engine = create_engine('postgres+psycopg2://name:password@hostname:port/database_name') As host_name I use IP address of my Linux where I installed docker container. I also checked…
I am trying to insert Pydantic list to Postgres DB using SQlAlchemy but can't figure out how to make it in a correct way. Here is my code: Model class Material(Base): __tablename__ = 'materials' sap_code = Column(String, primary_key=True, nullable=False) sap_name…