from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker

# Database connection parameters
SQALCHEMY_DATABASE_URL = "postgresql+psycopg2://geodata:QAKvBKvLe4bS9U@postgres/geodata"


engine = create_engine(
    SQALCHEMY_DATABASE_URL,
    # https://docs.sqlalchemy.org/en/14/dialects/postgresql.html#psycopg2-connect-arguments
    executemany_mode="values_only",
    executemany_values_page_size=10000,
    executemany_batch_page_size=500,
)
SessionLocal = sessionmaker(autocommit=False, bind=engine)

Base = declarative_base()