导入50G文件到mysql,然后再倒入sqlserver

Posted 2022-01-31 kuailewangzi1212

--导入大文件30G文件到mysql
1、修改配置
innodb_flush_log_at_trx_commit=0

2、导入时的注意事项
set autocommit=1;
show variables like ‘autocommit‘;
set names utf8;
source f://file.sql;

3、过程中查看导入的数量
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED ;
SELECT count(id) FROM TABLE_NAME ;
COMMIT ;

select table_schema,table_name,table_type,table_rows
from information_schema.tables where table_name=‘tm_work_material‘

4、sqlserver 导入mysql
https://docs.microsoft.com/zh-cn/sql/integration-services/import-export-data/connect-to-a-mysql-data-source-sql-server-import-and-export-wizard?view=sql-server-2017

 

5、关键步骤