Reviewed 6 of 6 files at r1, all commit messages.
Reviewable status: complete! 1 of 0 LGTMs obtained (waiting on @msbutler, @postamar, and @RichardJCai)

pkg/sql/catalog/dbdesc/database_desc.go, line 483 at r1 (raw file):

// AddSchemaToDatabase adds a schemaName and schemaInfo entry into the
// database's Schemas map. If the map is nil, then we create a map before
// adding the entry.

comment that if there is already an entry, it will be overwritten

Code quote:

// database's Schemas map. If the map is nil, then we create a map before
// adding the entry.