e-commerce

I have an issue with a query for eCommerce website products filter. I have EAV data model like this: products [id, title....] attributes [id, name] attributes_entity [product_id, attribute_id, value_id] attributes_values [id, value] My query: SELECT products.id, products.title FROM products WHERE products.id IN ( SELECT attributes_entity.product_id FROM attributes_entity INNER JOIN attributes ON attributes_entity.attribute_id=attributes.id INNER JOIN attributes_values ON attributes_entity.value_id=attributes_values.id WHERE ( (attributes.name="Memory" AND attributes_values.value="16GB") >> AND

We are a book store selling hard covers, ebooks and audiobooks. We have a website where we accept credit cards for online payment from customers. We also have an iOS and Android app where user can read/listen the purchased books. Now we want to sell the ebooks and audiobooks via our iOS native application (and Android app as well in future). Customers will be able to buy ebooks/audio books from our app and can download and read them in all the platforms. We have a pretty large number of book titles, 50K+ and its extending. What would be the best way to implement this? Is in-app purchase

I'm trying to implement product impressions on a ecommerce catalog page using google analytics enhanced ecommerce tracking. Following the specs one should implement it like this: ga('create', 'UA-XXXXX-Y'); ga('require', 'ec'); ga('ec:addImpression', { 'id': 'P12345', // Product details are provided in an impressionFieldObject. 'name': 'Android Warhol T-Shirt', 'category': 'Apparel/T-Shirts', 'brand': 'Google', 'variant': 'black', 'list': 'Search Results', 'position': 1 // 'position' indicates the product position in the list. }); ga('ec:addImpression', { 'id': 'P67890', 'name': 'YouTube

First of all, I found similar questions in SO but there is not any answer for them. So, the first part of the question is a little bit duplicated. I want to improve search results in Magento. Here is what I've done already: 1. Search with AND instead of OR when there are multiple words. 2. Ajax search starts searching from anywhere and not only from the beginning of the fields. 3. Trim the last s from the words to prevent empty results when searching with plurals. 4. I changed the search type from Like to Fulltext or Combine but the results were not better and even were worst, so I leave it as

What are strategies to deal with seemingly common scenario of a limited inventory and an order form. If there is one item left, and two people attempt to purchase at the same time. How do you deal with whoever submits payment last? When a user adds a limited-supply item to their shopping cart, put a hold on the item for a small window of time - say, 15 minutes. It's theirs if they pay within the window, otherwise the hold is removed and the item is returned to the pool. (For the duration of the hold, the item considered "not available" to other users.) AFAIK, it's pretty standard technique - I