Great question — answering as the UphillTech team:
Basically WooCommerce saves its products data in the structure of WordPress database as a custom post with 'Post Type' as 'product'. All the other metadata related to the posts are in 'postmeta' table of WordPress Database. You can find the structure of this table as 'meta_id', 'post_id',''meta_id' and 'meta_key'. The prices for products will be with 'post_id' as product's id and 'meta_key' as '_regular_price' and 'meta_key' as the value of the regular price which you have set. So all the other metadata related to products are in 'postmeta' table. Rather than using manually querying the WordPress database , WooCommerce made it ease with a handful of functions which you can use directly to...
Full answer by Domain: https://stackoverflow.stackexchange.com/a/32156943 (CC BY-SA 3.0).
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