From 246554f30aa0b8f18472686276c3c2f010a452c9 Mon Sep 17 00:00:00 2001 From: Ben Hecht Date: Wed, 1 Nov 2017 11:24:04 -0400 Subject: [PATCH] Added RDS/MySQL gotcha regarding MyISAM tables. --- README.md | 1 + 1 file changed, 1 insertion(+) diff --git a/README.md b/README.md index 888350a..b676f0f 100644 --- a/README.md +++ b/README.md @@ -1185,6 +1185,7 @@ RDS MySQL and MariaDB - 🔸You can replicate to non-RDS instances of MySQL, but [replication to these instances will break during AZ failovers](https://www.percona.com/live/mysql-conference-2014/sessions/rds-mysql-tips-patterns-and-common-pitfalls). - 🔸There is no ability to manually CHANGE MASTER on replicas, so they must all be rebuilt after a failover of the master. - 🔸Most global options are exposed only via [DB parameter groups](https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_WorkingWithParamGroups.html). Some variables that were introduced in later MySQL dot releases such as [avoid_temporal_upgrade](https://dev.mysql.com/doc/refman/5.6/en/server-system-variables.html#sysvar_avoid_temporal_upgrade) in MySQL 5.6.24 are not made available in RDS's 5.6.x parameter group and making use of them requires an upgrade to MySQL 5.7.x. +- 🔸RDS features such as Point-In-Time restore and snapshot restore are not supported on MyISAM tables. Ensure you lock and flush each MyISAM table before executing a snapshot or backp operation to ensure consistency. RDS Aurora -----------