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  1. """
  2. pymysql은 python에서 mysql 연동을 위한 라이브러리 입니다.
  3. 해당 코드는 pymysql을 이용하여 CRUD하는 간단한 예시입니다.
  4. """
  5. import pymysql
  6.  
  7. # MySQL Connection 연결
  8. conn = pymysql.connect(host='localhost', user='root', password='', db='test', charset='utf8', )
  9.  
  10. curs = conn.cursor(pymysql.cursors.DictCursor)
  11.  
  12. # ==== select example ====
  13. sql = "select * from webtoonCommends"
  14. curs.execute(sql)
  15.  
  16. # 데이타 Fetch
  17. rows = curs.fetchall()
  18. print(rows)
  19.  
  20. # ==== insert example ====
  21. sql = """insert into customer(name,category,region)
  22. values (%s, %s, %s)"""
  23. curs.execute(sql, ('홍길동', 1, '서울'))
  24. curs.execute(sql, ('이연수', 2, '서울'))
  25. conn.commit()
  26.  
  27. # ==== update OR delete example ====
  28. sql = """update customer
  29. set region = '서울특별시'
  30. where region = '서울'"""
  31. curs.execute(sql)
  32.  
  33. sql = "delete from customer where id=%s"
  34. curs.execute(sql, 6)
  35.  
  36. conn.commit()
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