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Hello, I'm building an ecommerce site and I was wondering if developers usually use mysql to store credit card information? Or do they use some other service to store credit card information? I want my website to be secure for my users. Thank you
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I have a database that is filled with time series data points on different items. I would like to calculate the difference between values by item for the time series and then store it in a difference column. My table is as follows: id | Ticker | Date | SO …
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