client1.close_db()#创建一个线程池with ThreadPoolExecutor(max_workers=100) as executor:#使用map函数将任务列表中的每个元素都提交给线程池执行future_to_tasks = {executor.submit(task_to_run_in_parallel, task, client): taskfortaskinresult}#等待所有的任务都完成forfutureinfuture_to_tasks: future.re...
pymysql.err.InternalError: Packet sequence number wrong - got 251 expected 当使用Python的pymysql库连接MySQL数据库时,有时会遇到"Packet sequence number wrong - got 251 expected"错误。这个错误通常是由于网络连接不稳定或MySQL服务器响应超时造成的。本文将介绍这个错误的原因、可能的解决方案,并提供相关的代码...
针对你遇到的 pymysql.err.InternalError: Packet sequence number wrong - got 102 expected 1 错误,以下是一些可能的解决方案和建议: 检查网络连接: 确认应用程序与MySQL服务器之间的网络连接是否稳定。不稳定的网络可能导致数据包丢失或乱序,从而引发该错误。 尝试重启你的网络设备或使用其他网络连接,看看是否能够解...
pymysql.err.InternalError: Packet sequence number wrong - got 45 expected 0 django使用多线程造成的数据库错误 1. 原因: 使用了多线程,多线程共享了同一个数据库连接,但每个execute前没有加上互斥锁 2. 方法: 方法一:每个execute前加上互斥锁 lock.acquire()cursor.execute(command,data)lock.release() 方...
pymysql.err.InternalError: Packet sequence number wrong - got 35 expected 1 Expected behaviorcurl query should return json with rows’ values in it. Additional contextFull trace: ERROR:aiohttp.server:Error handling request Traceback (most recent call last): File "/usr/local/lib/...
pymysql.err.InterfaceError: (0, '') pandas.io.sql.DatabaseError: Execution failed on sql: XXXX Packet sequence number wrong - got 58 expected 1 unable to rollback 1. 2. 3. 4. 5. 6. 7. 解决: 原因 解决方法1 ...
connections.py", line 1285, in read first_packet = self.connection._read_packet() File "/usr/local/lib/python3.4/dist-packages/pymysql/connections.py", line 952, in _read_packet (packet_number, self._next_seq_id)) pymysql.err.InternalError: Packet sequence number wrong - got 101 ...
File "/mooc/anaconda3/lib/python3.6/site-packages/pynysql/connections .py", line 670, in _read_packet % (packet_number, self ._next_seq_id)) pymysql.err.InternalError: Packet sequence number wrong - got 2 expected I There are no log before this? Member methane commented Mar 26, 201...
我使用的是与Sqlalchemy一起使用的烧瓶,由于从mysqldb切换到pymysql,我得到了以下错误:InternalError('(pymysql.err.InternalError) Packetsequence number wrong - got 29 expected 1') (数字因查询而异) 此错误非常罕见(约为1/ 100),而我从mysqldb切换到pymysql的原因是mysqldb是否可能因为这个原因我仍然会收到错...
conn.commit()#lock.release()#time.sleep(2)exceptException as e:print(e,url)if__name__=='__main__': conn=pymysql.connect(host='127.0.0.1', user='root', password="xxxxxx", database='work', port=3306) cur=conn.cursor()#lock = threading.Lock()sql='select id,mainurl from talent...