1.導出
mysqldump -h hostname -uroot dbname >dbname_$(date +"%Y%m%d").sql -p
2.導入
mysql -uroot dbname<dbname_$(date +"%Y%m%d").sql -p
3.MySQL 數(shù)據(jù)字典導出腳本
SELECT TABLE_NAME
,COLUMN_NAME
,column_type
,is_nullable
,column_default
,column_comment
,column_key
,extra
FROM information_schema.columns WHERE table_schema='dw_prod'
ORDER BY 1 ASC;
