New and Noteworthy
This is a major release including lots of new functionality and performance improvements:
This release includes
This new 2.0 wire format is incompatible with previous releases, so when upgrading please be sure to upgrade across your system. The wire format should not change now for some time, certainly not until another major release.
For a more detailed view of new features and bug fixes, see the release notes
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You may also want to look at the previous Changelog