a table
_uuid                                name number
------------------------------------ ---- ------
0349b01c-724f-4370-89cc-dd7ef3174123 one  1     
b3d6845c-d584-412e-a6ce-38742feb9351 zero 0     

b table
_uuid                                name number
------------------------------------ ---- ------
26c1b692-e768-4b10-87f5-2e84464aeba5 one  1     
