When you migrate physical corresponding instance file mysql database data directory, authorized account, suggesting that "mysql error in Table is read only" operation update statement.
The target database server environment
database start a user group: mysql
database launching user: mysql
database data directory: / home / data / mysql
Solution:
chown -R mysql.mysql / Home / the Data / MySQL
chmod -R 755 / Home / the Data / MySQL
## to find the mysqladmin command path ##
the Find / -name mysqladmin
## ## default port 3306
/ usr / local / MySQL / bin / mysqladmin -u the root -p the flush-Tables
## non-default port 3306, such as ## 3307
/ usr / local / MySQL / bin / mysqladmin -u the root -p--P3307 the flush Tables
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