CREATE MIGRATION m1wantzc6ebph75s6s5oqd4yfcjul575mqmaas5g3ch77f3ojuwluq ONTO m1ospnjzsatmkntvczm5eu65omytyezeg3lanxeogtdqz2372t6cuq { CREATE GLOBAL default::currentConversation := (std::assert_single((SELECT default::User FILTER (.name = 'default') ))); };