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ERROR 1006 (HY000) Can't create database (errno: 13) MySQL 5.6.12

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问题 I am facing problem creating the database and it results in following error. mysql> show grants for 'admin'@'%'; +---------------------------------------------------------------------------------------------------------------------------------+ | Grants for admin@% | +---------------------------------------------------------------------------------------------------------------------------------+ | GRANT ALL PRIVILEGES ON *.* TO 'admin'@'%' IDENTIFIED BY PASSWORD '

Resetting ROOT password in MySQL 5.6

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I have been following these instructions for resetting root password for local installation of MySQL 5.6 on Windows 7 laptop. I stopped the service, created init-file , and ran the following command (as Administrator): "C:\Program Files\MySQL\MySQL Server 5.6\bin\mysqld" --defaults-file="C:\ProgramData\MySQL\MySQL Server 5.6\my.ini" --init-file=C:\\MySQL-misc\\mysql-init.txt I got the following warning : 2014-02-08 15:44:10 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details). Since it's

MySQL 5.6 - DENSE_RANK like functionality without Order By

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问题 I have a table like this: +------+-----------+ |caseID|groupVarian| +------+-----------+ |1 |A,B,C,D,E | +------+-----------+ |2 |A,B,N,O,P | +------+-----------+ |3 |A,B,N,O,P | +------+-----------+ |4 |A,B,C,D,F | +------+-----------+ |5 |A,B,C,D,E | +------+-----------+ I would like to get a new column nameVarian , such that same groupVarian values have same ranking represented by nameVarian (eg: v1, v2 and so on). However, nameVarian values assigned to a specific groupVarian should be as

Resetting ROOT password in MySQL 5.6

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问题 I have been following these instructions for resetting root password for local installation of MySQL 5.6 on Windows 7 laptop. I stopped the service, created init-file , and ran the following command (as Administrator): "C:\Program Files\MySQL\MySQL Server 5.6\bin\mysqld" --defaults-file="C:\ProgramData\MySQL\MySQL Server 5.6\my.ini" --init-file=C:\\MySQL-misc\\mysql-init.txt I got the following warning : 2014-02-08 15:44:10 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated.