a table
_uuid                                name number
------------------------------------ ---- ------
ed49028c-acf2-4bb9-bf7d-2aeb46b3f10b one  1     
a0918182-b7ec-4d6c-a868-0ca69351f4f7 zero 0     

b table
_uuid                                name number
------------------------------------ ---- ------
2060dabf-08ea-451e-94b3-f83bf662b239 two  2     
