Типичный Сисадмин

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

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340 viewsMay 31 at 13:11

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

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