the returned data-structure to be 385251506 bytes, which, for some reason is smaller than the data-structure retrieved from the db

Perhaps the DBI code doesn't trim leading/trailing spaces on string fields?

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^3: Reading (the same) data in different ways & memory usage by BrowserUk
in thread Reading (the same) data in different ways & memory usage by Neighbour

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