[wp-hackers] Best functions in WP for bulk MySQL processing?
harish.mlists at gmail.com
Sun Mar 14 07:16:33 UTC 2010
On 3/14/10 5:33 AM, Mike Schinkel wrote:
> Hey all,
> I'm writing a tool to help automatically move from one domain to another. To do this I need to process through all post_content and post_excerpt fields and change any image locations that reference the old domain with the new domain (there are other things I need to do but I'm taking baby steps first.)
> As far as I can tell WordPress' database functions like $wpdb->query() load all posts into memory which won't work for a really large database; it would exhaust memory. While I can easily write SQL code using the mysql_* functions I'd prefer to do it using WordPress functions. Are there functions available to use for bulk processing, one I've just not found yet?
It might be more robust (and I imagine quicker) to dump the database to
file, perform whatever transformations you need using standard command
line utilities like sed, and then reinsert the modified data to your new
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