What does <> mean in Ruby? -


i have piece of code programmed months ago:

@shipments = shipment.joins(:invoice).where(:customer_id => @customer.id).where("customer_open_balance <> 0").order("file_number asc")

i forgot <> means. searched online , looked through pickaxe book , can't find answer.

<> sql, , means "not equal to", a.k.a. !=


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