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We have a Q&A website where we just noticed that the user avatar images are changes, to be more exact, for several users (>50K) in production, there are multiple entries in the userimages table for their id. The developer needs to figure out where this is happening and stop it. It may be as simple as changing an INSERT statement to an UPDATE statement, or it may be more complicated.
We already have a dev server available.
Deadline: 3-4 days since the worker received the dev. server credentials.
If the job is not 100% completed to specifications you agree that there will not be a partial payment made for work done. We pay 100% for complete work and 0% for incomplete work.