# Discount coupon system **URL:** https://community.thunkable.com/t/discount-coupon-system/2935016 **Category:** Questions about Thunkable X **Created:** [April 8, 2024, 11:13am UTC](https://community.thunkable.com/t/discount-coupon-system/2935016 "2024-04-08T11:13:55Z") **Posts on this page:** 1 **Showing post:** 6
### Author: ![manyone](https://avatars.discourse-cdn.com/v4/letter/m/ee59a6/32.png) [@manyone](https://community.thunkable.com/u/manyone) #### Post date: [April 8, 2024, 7:29pm UTC](https://community.thunkable.com/t/discount-coupon-system/2935016/6 "2024-04-08T19:29:35Z")
if your table is static and used as reference table (input only, no update), then you can use google sheet and apply the techniques in this article to use SQL-like queries to lookup any record. > [@Quiz App using google sheet via google's visualization API Query Language (instead of Data Source)](https://community.thunkable.com/t/quiz-app-using-google-sheet-via-googles-visualization-api-query-language-instead-of-data-source/1866448): > > i’ve just recoded my earlier quiz app which used airtable as datasource into a new version using google sheet as source of the quiz but NOT as a data source. Instead i’m using Google’s Visualization API Query Language to read the worksheet (see this recent [discussion](https://community.thunkable.com/t/get-data-from-google-sheets-without-using-the-data-source-blocks/1863069/9) in the forum ). It’s a different approach for working with google sheets, but i like it! below is the contents of my worksheet. ( Note - in order to use the query language, the worksheet must first be shared such that anyone wit… --- _[View the full topic](https://community.thunkable.com/t/discount-coupon-system/2935016)._