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  • Jul 17 2012
    06:59 AM
    21040
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    Can we insert multiple nulls through unique constraints ?
    • sachinkshd

    tejascool

    • May 23rd, 2017

    A unique key constraint can be applied to single field or combination of fields which uniquely identifies a record.
    unique key constraint allows null values as null !=null. so multiple null values are allowed

    Piyush Kumar Sharma

    • Dec 28th, 2016

    We can insert multiple NULL values in Unique key constraints.