org-heatmap-db: Symbol’s function definition is void: emacsql-process

[aspiers]

I think the way emacsql works has changed fundamentally in recent times, so it seems this module no longer works:

Debugger entered--Lisp error: (void-function emacsql-process)
  emacsql-process(#<emacsql-sqlite-builtin-connection emacsql-sqlite-builtin-connection-10223426a3e2>)
  org-heatmap-db()
  org-heatmap-db--query([:select [date num] :from $s1 :where (= date $s2)] done-items (7 8 2025))
  org-heatmap-db--query-date((7 8 2025) done-items)
  org-heatmap-update-counter()
  run-hooks(org-after-todo-state-change-hook)
  org-todo(nil)
  funcall-interactively(org-todo nil)
  command-execute(org-todo)