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24 sty 2018 · All the changes you perform are staged until you commit them to the database with connection.commit(). This allows you to perform multiple queries at once and automatically roll back the changes if one of them fails.
So you must commit to save # your changes. connection. commit with connection. cursor as cursor: # Read a single record sql = "SELECT `id`, `password` FROM `users` WHERE `email`= %s " cursor. execute (sql, ('webmaster@python.org',)) result = cursor. fetchone print (result)
commit Commit changes to stable storage. See Connection.commit() in the specification. cursor (cursor = None) Create a new cursor to execute queries with. Parameters: cursor (Cursor, SSCursor, DictCursor, or SSDictCursor.) – The type of cursor to create. None means use Cursor. property open Return True if the connection is open.
This method sends a COMMIT statement to the MySQL server, committing the current transaction. Since by default Connector/Python does not autocommit, it is important to call this method after every transaction that modifies data for tables that use transactional storage engines.
9 mar 2021 · commit(): MySQLConnection.commit() method sends a COMMIT statement to the MySQL server, committing the current transaction. After the successful execution of a query make changes persistent into a database using the commit() of a connection class.
cursor.execute(sql, ('webmaster@python.org','very-secret')) # connection is not autocommit by default. So you must commit to save # your changes. connection.commit() with connection.cursor() as cursor: # Read a single record sql="SELECT `id`, `password` FROM `users` WHERE `email`=%s" cursor.execute(sql, ('webmaster@python.org',)) result=cursor ...
Syntax: ccnx.commit() Commits the current transaction. PREV HOME UP NEXT. © 2024 Oracle.
