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Where can I find custom attributes in Magento?
A merchant can add these attributes in the Magento Admin panel. See the merchant documentation for information about managing custom attributes. Custom attributes are a subset of EAV attributes.
How is Magento cataloginventory treated as a third party extension?
CatalogInventory is treated as a “third-party extension”. Access to the inventory data is restricted because the quantity of in-stock item may be competitive information. In this example, the stock_item attribute is restricted to only the users who have the Magento_CatalogInventory::cataloginventory permission.
Is there way to cache EAV attributes in Magento?
Developers can cache custom EAV attributes by running the bin/magento config:set dev/caching/cache_user_defined_attributes 1 command. This can also be done from the Admin while in Develop mode by setting Stores > Settings Configuration > Advanced > Developer > Caching Settings > Cache User Defined Attributes to Yes.
Which is the join element in extension attributes?
The join element in the extension_attributes.xml file defines which object fields and the database table/column to use as the source of a search. In the following example, an attribute named stock_item of type Magento\\CatalogInventory\\Api\\Data\\StockItemInterface is being added to the Magento\\Catalog\\Api\\Data\\ProductInterface.
What kind of data is returned in Magento product query?
Magento processes the attribute values specified in a ProductAttributeFilterInput as simple data types (strings, integers, Booleans). However, returned attributes can be a different, complex data type. For example, in a response, price is an object that contains a monetary value and a currency code.
How to enable product sorting in Magento 2?
To enable sorting by an attribute that is not in the ProductAttributeSortInput object, set the Stores > Attributes > Product > > **Storefront Properties** > **Use in Search** and **Used in Sorting in Product Listing** fields to Yes. The filter and sort attributes require new input objects. The following sections list the deprecated attributes.