![]() Notice that we used the function read_db_config() from the module python_mysql_dbconfig.py that we created in the connecting to MySQL database tutorial. ![]() Finally, close both cursor and connection objects by invoking the close() method of the corresponding object.In the while loop block, display the contents of the row and move to the next row until all rows are fetched. After that, fetch the next row in the result set by calling the fetchone().Then, execute a query that selects all rows from the books table.Next, instantiate a new MySQLCursor object from the MySQLConnection object.First, connect to the database by creating a new MySQLConnection object.Query_with_fetchone() Code language: Python ( python ) Let’s take a look at the following code: from nnector import MySQLConnection, Errorįrom python_mysql_dbconfig import read_db_config The fetchone() method returns the next row of a query result set or None in case there is no row left. We will show you how to use fetchone(), fetchmany(), and fetchall() methods in more detail in the following sections. Close the cursor as well as the database connection by calling the close() method of the corresponding object.Use fetchone(), fetchmany() or fetchall() method to fetch data from the result set.Use the cursor to execute a query by calling its execute() method.Instantiate a MySQLCursor object from the the MySQLConnection object. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |