Implement row version (which will be also internal id unique in the table). Version must be incremented per request. Remember that it must be concurrently accessed by many parallel threads. Write a class, probably singleton which will be responsible for generating versions for tables.
Implement row version (which will be also internal id unique in the table). Version must be incremented per request. Remember that it must be concurrently accessed by many parallel threads. Write a class, probably singleton which will be responsible for generating versions for tables.