
Performance, performance and performance for sure. That's awasome when you can query billion of rows and get results in less than one second. Quite impressive. Review collected by and hosted on G2.com.
However, sometimes Exasol optimizer chooses a non-efective way to execute complex queries. But I guess all of the database could have the same issues. Luckily there is some possibilities and tricks to make optimizer creating the better plan and improve performance, e.g. preprocessor. Review collected by and hosted on G2.com.