mysql
try adding the statement cursor2.commit () to the end
if you can, you set autocommit=false
default autocommit=false, is not automatically submitted. You need to manually call the cursor2.commit () method
python/en/connector-python-api-mysqlcursor-fetchall.html" rel=" nofollow noreferrer "> https://dev.mysql.com/doc/con.
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engine = create_engine ( "mysql+pymysql: root:111@localhost xxx ", encoding= utf-8 , echo=True) Session_class = sessionmaker (bind=engine) Session = Session_class () modify a record user = Session.query (User). Filter_by (id=1). First () user.n...
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some data are like this: 1186486, 0215648, 00064876, mysql stores data to columns of char type, data is stored in front of 0, all columns are killed. How to solve the short ones are preceded by 0, and the data is a string in python and does not ki...
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python: 3.6 mysql: 8.0 Boss, how to solve ...
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I put keywordpackagename: in this table. ...
z how to solve this problem ...
ask for help from seniors: if the long address is xxxx, Nanjing Road, Heping District, Tianjin how can it be dealt with by means of no manual intervention: Tianjin; Heping District; Nanjing Road; this kind of administrative division? because the inp...
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the contents of the txt document are as follows: - supplementary question. The code is improved as follows, but still encounter problems: import mysql.connector conn = mysql.connector.connect(host= localhost , port=3306, user= root , password= ...
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sql = "UPDATE arms SET gem2= %s WHERE id = ( %d )" % ( ,new_id) (1054, "Unknown column gem2 in field list ") sql = "UPDATE arms SET gem2= WHERE id = ( %d )" % new_id (1054, &quo...
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import pymysql import time import datetime -sharp db = pymysql.connect("localhost","root","aaaaaa","getlist" ) cursor = db.cursor() sql="INSERT INTO t_mall VALUES (0,%s,%s,%s)" try: -sharp SQL curs...
problem description the environmental background of the problems and what methods you have tried related codes Please paste the code text below (do not replace the code with pictures) class Comment (Model): """ comment and re...