add dsum hack split to allow its nesting in chain, provided that its reduction is a count fix up queries to do consistency checking, exposing the loss of a few whales
add dsum
hack split to allow its nesting in chain, provided that its reduction is a count
fix up queries to do consistency checking, exposing the loss of a few whales

JulesGosnell/dada,JulesGosnell/dada,JulesGosnell/dada