Rob Sargent schrieb am 07.12.2020 um 23:22: > If I'm tracking correctly I can say the java implementation of > CopyManager is, to me, blindingly fast. So if the E and the T are in > java then certainly the L can be also. I can confirm that using CopyManager in JDBC has pretty much the same performance as using COPY ... FROM STDIN in e.g. psql Thomas