A data representation pattern, related issues when building a table

A data representation pattern, related issues when building a table
This is the form shown in the product attribute output in the library.

If the x1|y1 corresponds to a value x2|y1 the corresponding additional value.

So what do I do when I build a product property sheet? How these xy-bound values are stored.

All data in the Y3 column is applied to the daily search.


------Solution--------------------
Follow the example you #4
You can store it directly in two-dimensional mode, and of course you need to add a number that identifies the product.

------Solution--------------------
You should be searching for a test method, right? Do it on top of him, so you can.

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