WebFor example, MyISAM tables are stored as files, so it is easy to do a backup by copying files (*.frm, *.MYD, and *.MYI files). To get a consistent backup, stop the server or lock and flush the relevant tables: FLUSH TABLES tbl_list WITH READ LOCK;
7.2 Database Backup Methods - Oracle
WebMay 22, 2024 · For example, MyISAM tables are stored as files, so it is easy to do a backup by copying files (*.frm, *.MYD, and *.MYI files). To get a consistent backup, stop the server or lock and flush the relevant tables: FLUSH TABLES tbl_list WITH READ LOCK; WebApr 19, 2024 · It sounds like some of your tables have ENGINE=MyISAM? Plan A: Edit the dump file to change to ENGINE=InnoDB for each table. Plan B: Remove the offending ALTERs; load the data (assuming the tables successfully convert to InnoDB); then manually run the lost ALTERs. Plan C: ALTER TABLE t ENGINE=InnoDB; for each table before … early voting in dickinson nd
MySQL FLUSH Statement - TutorialsPoint
WebThe Problem. After issuing FLUSH TABLES WITH READ LOCK, we can see it is pended for a long time with one of the following status: Check whether there are any long-running queries which execution time is the same or longer than the time the FLUSH TABLES WITH READ LOCK has been waiting. You can consider killing this query to allow the rest of the ... WebSep 28, 2015 · 1. When you ran SET GLOBAL READ_ONLY=ON; you stop users that do not have the SUPER privilege. If every user has the SUPER, then setting read_only does not help. Run this query. SELECT user,host FROM mysql.user WHERE super_priv = 'Y'; Whatever rows appear are the users that can still make changes even with read_only on. WebIncrease it to 30 seconds and try inserting a values in any table from another client during those 30 seconds you'll see it's locked. There are 2 advantages in using this manual background locking, instead of using the mysqldump options --single-transaction and --lock-tables: This locks everything, if you have mixed MyISAM/InnoDB tables. early voting in downers grove il