3 ms·

It kind of did support it before. You could do an INSERT … ON CONFLICT ( keys here) DO UPDATE update query here

• cogman10 4y ago
  Merge has a few more capabilities beyond that, but I think that's where you'd want to use it the most.
• LunaSea 4y ago
  This only works if you reference a combination of columns that has been declared as unique which is not always something you want or can do.