Use cursor. lastrowid to get the last row ID inserted on the cursor object, or connection. insert_id() to get the ID from the last insert on that connection.
If you are AUTO_INCREMENT with column, then you can use last_insert_id() method. This method gets the ID of the last inserted record in MySQL.
You can fetch data from MYSQL using the fetch() method provided by the mysql-connector-python. The cursor. MySQLCursor class provides three methods namely fetchall(), fetchmany() and, fetchone() where, The fetchall() method retrieves all the rows in the result set of a query and returns them as list of tuples.
Use cursor.lastrowid
to get the last row ID inserted on the cursor object, or connection.insert_id()
to get the ID from the last insert on that connection.
Also, cursor.lastrowid
(a dbapi/PEP249 extension supported by MySQLdb):
>>> import MySQLdb
>>> connection = MySQLdb.connect(user='root')
>>> cursor = connection.cursor()
>>> cursor.execute('INSERT INTO sometable VALUES (...)')
1L
>>> connection.insert_id()
3L
>>> cursor.lastrowid
3L
>>> cursor.execute('SELECT last_insert_id()')
1L
>>> cursor.fetchone()
(3L,)
>>> cursor.execute('select @@identity')
1L
>>> cursor.fetchone()
(3L,)
cursor.lastrowid
is somewhat cheaper than connection.insert_id()
and much cheaper than another round trip to MySQL.
Python DBAPI spec also define 'lastrowid' attribute for cursor object, so...
id = cursor.lastrowid
...should work too, and it's per-connection based obviously.
SELECT @@IDENTITY AS 'Identity';
or
SELECT last_insert_id();
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