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Системный администратор

4 года назад
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MySQL Auto insert with TimeStamp CREATE TABLE test ( id INTEGER, txt VARCHAR(20), ts1 TIMESTAMP DEFAULT CURRENT_TIMESTAMP, ts2 TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP ); Copy Database mysqldump -u root -p db1 > dump.sql mysqladmin -u root -p create db2 mysql -u root -p db2 < dump.sql Create User mysql> grant all privileges on DBNAME.* to USERNAME@localhost identified by 'PASSWORD'; mysql> grant all privileges on DBNAME.* to USERNAME@"%" identified by 'PASSWORD'; mysql> flush privileges; --all DB mysql> grant all privileges on *.* to USERNAME@localhost identified by 'PASSWORD'; mysql> grant all privileges on *.* to USERNAME@"%" identified by 'PASSWORD'; mysql> flush privileges; Delete User mysql> drop user USERNAME; or mysql> delete from mysql.user where user = 'USERNAME'; Change Password --User mysql> set password for USER@"%" = password('PASSWORD'); mysql> set password for USER@localhost = password('PASSWORD'); --root mysql> set password for root=password('PASSWORD'); mysql> set password for root@localhost=password('PASSWORD'); CSV Import / Export ERROR 1045 (28000) at line 1: Access denied for user 'USER'@'localhost' (using password: YES) mysql> grant file on *.* to USER@localhost; Tips --Create table as same data and type mysql> create table newtable as select * from orgtable; --Create table with same type. data is null. mysql> create table newtable as select * from orgtable where id is null; Export to CSV # mysql -uUSER -pPASS DATABASE -e "select * from TABLE;" | sed -e 's/^/"/g' | sed -e 's/$/"/g' | sed -e 's/\t/","/g' > /tmp/test.csv #MySQL 👉 @database_info