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import pymysql
# 数据库连接参数
db_config = {
' host ' : ' localhost ' , # 数据库地址，
' port ' : 3306 , # 数据库端口，
' user ' : ' root ' , # 数据库用户名
' password ' : ' 21412030117 ' , # 数据库密码
' database ' : ' word ' , # 要连接的数据库名
' charset ' : ' utf8mb4 ' , # 字符编码，
}
# 尝试建立连接
try :
connection = pymysql . connect ( * * db_config )
print ( " 连接MySQL数据库成功 " )
# 创建游标
cursor = connection . cursor ( )
# 执行SQL查询
sql_query = " SELECT * FROM words "
cursor . execute ( sql_query )
# 获取查询结果
results = cursor . fetchall ( )
for row in results :
print ( row )
# 关闭游标和连接
cursor . close ( )
connection . close ( )
except pymysql . MySQLError as e :
print ( f " 连接数据库时发生错误: { e } " )
