sql null – Online Education & Certification

SQL NULL Values

November 10, 2017 selva SQL

SQL NULL Values : SQL NULL Values is a field with no value. What is a NULL Value? A field with a NULL value is a

SQL NULL Functions

November 9, 2017 selva SQL

SQL NULL Functions : SQL NULL Functions are SQL IFNULL(), ISNULL(), COALESCE(), and NVL() Functions Look at the following “Products” table: P_Id ProductName UnitPrice UnitsInStock UnitsOnOrder 1