groups
   varbinary(64)
id index name public 

transaction_signatures 
                  varbinary(64) varbinary(32) 
id transaction_id signature     pubkey 

transactions
int64                                    
id group_id timestamp transaction_type_id hash received

transaction_bins
id transaction_id filename start size

state_created
id transaction_id month year short_ident_hash

Für mehr Performance, jeweils eine transactions, transaction_bins und transaction_signatures
Tabelle pro Gruppe