MySQL 8 -- A New Beginning
summary
Covers the new features and architecture of MySQL 8, including the introduction of a true data dictionary (removing .frm/MYI files and enabling millions of tables per schema), Window Functions and Common Table Expressions, expanded multi-plane character support (emoji handling), user roles, additional JSON functions, and major optimizer improvements. Also discusses improvements to the out‑of‑the‑box user experience and explains the fate of MySQL 6 and 7.
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