# 步骤1,创建sqlmodel引擎 from sqlmodel import create_engine # driver://用户名:密码@ip/数据库 engine = create_engine("mysql+mysqldb://root:123456@localhost/api") # 步骤2,定义数据库表映射模型 from typing import Optional from sqlmodel import Field, SQLModel class Users(SQLModel, table=True)...
fromsqlmodelimportcreate_enginedb_file_name="test.db"db_url=f"sqlite:///{db_file_name}"engine=create_engine(db_url) 行1: 导入了create_engine方法,后续使用它创建一个engine对象,可以把这个对象看作一个隧道,我们通过这个隧道建立数据库与python的连接 行3: 定义了一个数据库文件名字 行4: ...
import time from sqlmodel import SQLModel, create_engine from sqlmodel import Field, BigInteger, Integer, String, Boolean # 直接创建 class User(SQLModel, table=True): __tablename__ = "user" id: int | None = Field(sa_type=BigInteger, default=None, primary_key=True) name: str = Field...
# 步骤1,创建sqlmodel引擎 from sqlmodel import create_engine # driver://用户名:密码@ip/数据库 engine = create_engine("mysql+mysqldb://root:123456@localhost/api") # 步骤2,定义数据库表映射模型 from typing import Optional from sqlmodel import Field, SQLModel class Users(SQLModel, table=True)...
import time from sqlmodel import SQLModel, create_engine from sqlmodel import Field, BigInteger, Integer, String, Boolean # 直接创建 class User(SQLModel, table=True): __tablename__ = "user" id: int | None = Field(sa_type=BigInteger, default=None, primary_key=True) name: str = Field...
importtimefromsqlmodelimportSQLModel, create_enginefromsqlmodelimportField, BigInteger, Integer, String, Boolean# 直接创建classUser(SQLModel, table=True): __tablename__ ="user"id:int|None= Field(sa_type=BigInteger, default=None, primary_key=True) ...
from sqlmodel import Field, Session, SQLModel, create_engine, select class Hero(SQLModel, table=True): id: Optional[int] = Field(default=None, primary_key=True) name: str secret_name: str age: Optional[int] = None engine = create_engine("sqlite:///database.db") ...
fromsqlmodelimportSQLModel,create_engine# 创建数据库连接字符串database_url="mysql+pymysql://username:password@localhost/dbname"# 创建数据库引擎engine=create_engine(database_url) 1. 2. 3. 4. 5. 6. 7. 在上述代码中,database_url包含了数据库的连接信息,包括用户名、密码、主机地址和数据库名称。
FastAPI+SQLModel创建用户增删改查接口实例以下是一个使用FastAPI和SQLModel实现用户增删改查（CRUD）操作的简单案例：安装依赖：pip install fastapi "uvicorn[standard]" sqlmodel定义模型：from sqlmodel import Field, SQLModel, create_engineclassUserBase(SQLModel): id: int = Field(default=None, primary_ke...
engine = create_engine(SQLALCHEMY_DATABASE_URI, echo=True) def create_db_and_tables(): #创建表 SQLModel.metadata.create_all(engine) # Code above omitted ?? def create_heroes(): with Session(engine) as session: team_preventers = Team(name="Preventers", headquarters="Sharp Tower") ...