Re: Does a blank field take up disk space?

On 7/29/2016 10:23 AM, bit-naughty_at_hotmail.com wrote:
> If I have a field, say "Price", and there has been nothing put into that field in a particular line (but there may be something in that field on *other* lines), I assume it doesn't take up space on the disk?
> (I have very little idea about what data structures MySQL uses to do its shit - what *is* it, anyway?)
>
>
> Thanks.
>

Yes, it takes up the same amount of space as the field in any other row.

Just like a variable in a program takes up memory space whether it is initialized or not.

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