WebOct 5, 2010 · Cursor objects interact with the MySQL server using a MySQLConnection object. To create a cursor, use the cursor () method of a connection object: import mysql.connector cnx = mysql.connector.connect (database='world') cursor = cnx.cursor () Several related classes inherit from MySQLCursor. WebApr 14, 2024 · 出力:. AttributeError: 'B' object has no attribute 'show'. 上記の例では、メッセージを表示するための同様の機能で 2つのクラスが開始されました。. 呼び出された関数が B クラスに関連付けられていないため、エラーが表示されます。. このエラーにはさまざまな方法 ...
Cannot use DictCursor with execute_string #248 - GitHub
WebApr 1, 2024 · def insert_emp (conn, emp): # This is used for inserting employees in the table with conn: cur = conn.cursor () cur.execute ("INSERT INTO employees VALUES (:first, :last, :pay)", {'first': emp.first, 'last': emp.last, 'pay': emp.pay}) Share Follow answered Apr 1, 2024 at 21:50 Daniel 41.8k 4 55 80 Add a comment Your Answer WebDec 18, 2024 · Since you are using flask adding this line app.config['MYSQL_CURSORCLASS'] = 'DictCursor' and then calling the cursor cursor=db.connection.cursor() should solve your problem. Taken from the official git page. Answered By – Siddhant Tandon. This Answer collected from stackoverflow, is licensed … c.s. smith
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WebNov 22, 2024 · cursor = db.connection.cursor (db.cursors.DictCursor) AttributeError: 'SQLAlchemy' object has no attribute 'connection' mysql flask-sqlalchemy Share Improve this question Follow edited Nov 22, 2024 at 22:08 Beso 1,178 5 12 25 asked Nov 20, 2024 at 18:51 Samiksha Mobarkar 21 2 WebNov 16, 2012 · Sorted by: 13. You are trying to call a method on the result of Cursor.execute, which the DB-API specification says is undefined (the implementation you're using appears to be returning an integer). Instead, you want to call fetchall on the cursor object. Something like: cursor = g.db.cursor () cursor.execute (sql) user = … WebOct 23, 2010 · After S.Lott change (but not fixing not calling connect method): instance attribute, value None. So: from AttributeError: 'str' object has no attribute 'execute' to AttributeError: 'NoneType' object has no attribute 'execute'. – John Machin. Oct 23, 2010 at 22:31. @John Machin, no because the change moves the creation of connection and … earl scheib painting locations