我需要转储Microsoft Azure上的主机数据库。 我试过以下: 1.使用MySQL Workbench连接到db。 2.选择“数据导出”并使用它。警告消息显示“不同版本的mysqldump(8.0.12)和要转储的MySQL服务器(5.7.21)可能会导致问题”。 3.在MySQL社区安装程序中无法升级。 那么问题出在哪里: 1.如何获取所需版本的mysqldump? 2. mysqldump版本看起来比需要的要高,但它仍然可以工作。为什么?
所有的尝试都有以下日志:
18:59:01 Dumping schedule-system (all tables)
Running: "C:\Program Files\MySQL\MySQL Server 8.0\bin\mysqldump.exe" --defaults-file="c:\users\myrce\appdata\local\temp\tmp2jqnwp.cnf" --user=jesper@omsu-projects --host=omsu-projects.mysql.database.azure.com --protocol=tcp --port=3306 --default-character-set=utf8 --skip-triggers "schedule-system"
mysqldump: Couldn't execute 'SELECT COLUMN_NAME, JSON_EXTRACT(HISTOGRAM, '$."number-of-buckets-specified"') FROM information_schema.COLUMN_STATISTICS WHERE SCHEMA_NAME = 'schedule-system' AND TABLE_NAME = 'classroom';': Unknown table 'column_statistics' in information_schema (1109)
Operation failed with exitcode 2
18:59:06 Dumping recruiting-server (all tables)
Running: "C:\Program Files\MySQL\MySQL Server 8.0\bin\mysqldump.exe" --defaults-file="c:\users\myrce\appdata\local\temp\tmpobvhuq.cnf" --user=jesper@omsu-projects --host=omsu-projects.mysql.database.azure.com --protocol=tcp --port=3306 --default-character-set=utf8 --skip-triggers "recruiting-server"
mysqldump: Couldn't execute 'SELECT COLUMN_NAME, JSON_EXTRACT(HISTOGRAM, '$."number-of-buckets-specified"') FROM information_schema.COLUMN_STATISTICS WHERE SCHEMA_NAME = 'recruiting-server' AND TABLE_NAME = 'companies';': Unknown table 'column_statistics' in information_schema (1109)
Operation failed with exitcode 2
18:59:10 Export of C:\Users\myrce\Desktop\data.sql has finished with 2 errors
Hei Jesper,我想你使用Azure数据库用于MySQL服务器。我也用它,我遇到了同样的问题。我为解决问题所做的步骤:
请记住在路径中定义长的Mysql会话超时:edit \ preferences \ SQLEditor