Hi, I am trying to create unique usernames by doing the following, assigning a username checking that this username does not already exist if already exist, create a new 1 and then check this else, assign original username function createUsername(USER) { var check = false; while (chec…

While loop to check database

yisrael-wix February 1, 2021, 7:47am 5

Using the beforeInsert() data hook, you can check if the value to be inserted already exists in the database collection. If the value exists, the insert is rejected.

See the Example: No Database Duplicates .

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While loop to check database

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