Introducing the MySQL Analytical Replica (Parquet + DuckDB)
Your reports run on your production MySQL. DBTrail keeps a copy of your tables as Parquet files and lets you query it with DuckDB.
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rds
MySQL 8.0 to 8.4 upgrade on RDS: how to prove your data survived
The upgrade to 8.4 takes minutes and there is no way back. How I checked, on a real RDS instance, that it did not change a…