The latest edition 2019 provides support till the year 2030! A decade free of re-installations for the SQL Server developers. This is a good sign for reliability.
Improved code performance features are another plus, that makes 99% of the SQL queries run faster. Review collected by and hosted on G2.com.
The learning takes longer due to the lack of best practices present in the documentation.
The 2017 version is more preferable by the developers due to its longer shelf life, stability, and considering a good balance between the existing and new features added. Review collected by and hosted on G2.com.