Django Mysql Database returned an invalid datetime value

· John Doe



File "/home/kuba/.virtualenvs/VeeU/lib/python3.5/site-packages/django/db/models/sql/" in apply_converters
  779.                 value = converter(value, expression, self.connection, self.query.context)

File "/home/kuba/.virtualenvs/VeeU/lib/python3.5/site-packages/django/db/models/functions/" in convert_value
  181.                         "Database returned an invalid datetime value. "

ValueError: Database returned an invalid datetime value. Are time zone definitions for your database installed?



1. Linux

contact@me:~$ mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root -p mysql
contact@me:~$ mysql -u root -p -e "flush tables;" mysql

2. Windows

1) Download posix timezone sql from
2) Do not move anything, just open this sql file in MySQL Workbench and add USE mysql; to the first line.
3) Run this file and that's it


* How to run SQL script in MySQL?

1. If you’re at the MySQL command line mysql> you have to declare the SQL file as source.

mysql> source \home\user\Desktop\test.sql;

2. CMD



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■ SQL파일 실행 1. 프롬프트(cmd) 환경 예시) mysql -u(유저명) -p < sql파일명.sql mysql -uroot -p < testFile.sql 1) testFile.sql 내용 확인 2) 프롬프트(cmd)에서 실행 2. MySQL 접속 환경 예시) source sql파일명.sql source C:\MySQL\testFile.sql ■ SQL파일로 DataBase 백업 ※ 프롬프트(cmd) 환경 예시) mysqldump -u(유저명)


* MariaDB에서 root 암호 인증 방식이 먹히지 않는 이유(feat. unix_socket)

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django SQL