importpyodbc# 连接信息server='你的服务器地址'database='你的数据库名称'username='你的用户名'password='你的密码'# 创建数据库连接connection_string=f'DRIVER={{ODBC Driver 17 for SQL Server}};SERVER={server};DATABASE={database};UID={username};PWD={password}'conn=pyodbc.connect(connection_string...
链接数据库数据--方式1 conn_engine = ( "mssql+pyodbc://%s:%s@%s/%s?driver=%s" % (username, password, server, database, driver )) engine = sqlalchemy.create_engine(conn_engine) # 读取数据库数据--方式1 query='select * from py_test' df1=pd.read_sql_query(query,engine) print(df1)...
import pyodbc # SERVER 是服务器名称,DATABASE 是数据库名称,UID 是用户名,PWD 是密码 odbc = 'DRIVER={SQL Server};SERVER=DESKTOP-Q2JCMJD;DATABASE=WMS;UID=sa;PWD=***' # 数据库连接 def db_connect(): # 打开数据库连接 db = pyodbc.connect(odbc) # 使用cursor()方法创建一个游标对象 cursor...
') # 捕获与数据库相关的错误 except pymssql.Error as err: print(f'UPDATE FAILED, CASE:{err}') # 如果发生错误就回滚 db.rollback() finally: # 关闭数据库连接 db.close() # 数据库查询 def query_record(): # 打开数据库连接 db = pymssql.connect(host, user, password, database, charset='...
database='SQLTest', charset='utf8')#查看连接是否成功cursor = conn.cursor() sql = 'select * from student'cursor.execute(sql)#用一个rs变量获取数据rs = cursor.fetchall()print(rs) 4.提交与回滚 在python中,在操作完 "增删改" 之后,还需要执行commit()才能真正提交代码执行,如果出意外的话就执行...
完整说明:pymssql uses FreeTDS package to connect to SQL Server instances. You have to tell it how to find your database servers. The most basic info is host name, port number, and protocol version to use.The system-wide FreeTDS configuration file is /etc/freetds.conf or C:\freetds.conf,...
importpyodbc# 连接字符串server ='your_server_name'database ='your_database_name'username ='your_username'password ='your_password'connection_string =f'DRIVER={{ODBC Driver 17 for SQL Server}};SERVER={server};DATABASE={database};UID={username};PWD={password}'# 建立连接conn = pyodbc.connect...
conn = pymssql.connect(server='DESKTOP-LYZ', user='sa', password='12345', database='test') cursor = conn.cursor() 1. 2. “server”指服务器名称,我的是“DESKTOP-LYZ” “user”对应在SQL Server 2012的”连接到服务器“面板中“身份验证”选择”SQL Server身份验证“时的登录名(sa),密码也是同...
import pyodbc server = '<server>.database.windows.net' database = '<database>' username = '<username>' password = '{<password>}' driver= '{ODBC Driver 17 for SQL Server}' with pyodbc.connect('DRIVER='+driver+';SERVER=tcp:'+server+';PORT=1433;DATABASE='+database+';UID='+username...