how can I access blob in mysql by C ?
well, I was working on a problem, and I googled for almost 2 or 3 days so far, but got nothing. en........., I want to stored the pictures into mysql, and I just do not know how to access this bother me so much's "blob". and I wonder anyone if could be kind enough to help me !
anyone could tell me how can I access the blob by pure C code or it would be much better if anyone could show me the source code or example ?
thanks in advanced !!!
The easiest way is to treat them as regular strings. Just use mysql_real_escape_string to escape the characters like '\0' and you'll be fine.
But if the images are very big, the queries can be too long. I think the only way is to use prepared statements and mysql_stmt_send_long_data. This page has an example:
hehe!!! Thank you so much !!! it works ! at first something went wrong, and I got some errors, but finally, it worked !!! thank you once again!
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