For the trigger to work, it is necessary to alter the table structure to enable change tracking on an existing Azure Database for MySQL tables to use trigger bindings for an Azure function.

In MySQL it's about 4 seconds vs. about 1.5 minutes. I believe MySQL is creating a temporary table with the entire contents of the subquery where as SQL Server's optimizer is doing something smarter.

Duplicate and Ignore on MySQL Inserts. MySQL table primary keys and unique indexes prevent multiple rows with the same index from being added to the table. If you try to insert a duplicate row ...

In what is probably a surprise to many developers, MySQL currently stores its critical system tables in MyISAM instead of InnoDB. Since MyISAM isn’t ACID compliant, there is a chance for data ...