![]() Most developers will tell you that MySQL is better for websites and online transactions, while PostgreSQL is better for large and complicated analytical processes. PostgreSQL is an object-relational database (ORDBMS) with features like table inheritance and function overloading, whereas MySQL is a pure relational database (RDBMS). MySQL is a simpler database that’s fast, reliable, well-understood, and easy to set up and manage. PostgreSQL is a feature-rich database that can handle complex queries and massive databases. The Critical Differences of Postgres vs MySQL: Try to avoid index hints - they may help today, but hurt tomorrow (with different constants).While every new release brings MySQL and PostgreSQL closer together with respect to their offerings, certain distinct characteristics of these database systems mean that, for certain use cases, one might just be better than the other. It could be that the statistics on one was better than on the other. If either of these is more than say, 20%, then the Optimizer wisely chose to ignore the corresponding index.
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