> At present NTs do not have a database equivalent.
I would rephrase that as “All records map to NTs”.
Ai, ao, calc, … map to NTScalar
VAL -> valueEGU -> display.units
..
Similar to a combination of DBR_STS_DOUBLE and DBR_CTRL_DOUBLE for channel access.
Plus DESC -> display.description, where there was no DBR type that included the description, had to create a separate channel for that.