[akoboldfrying]

This is news to me. Can any other DBs do this?

(I only skimmed -- far too much "Joan explains that" to signal ratio.)

[ako]

SQL server: https://learn.microsoft.com/en-us/sql/relational-databases/a...

Interesting read on a project implementing this for Postgres: https://pganalyze.com/blog/automatic-indexing-system-postgre...