Using Select Countcolumnname We Can Count The Number Of Nonnull #127

Using SELECT COUNT(column_name), we can count the number of non-NULL items in the specified column. (column_name is not *)

Online Quiz This multiple choice question (MCQ) is related to the book/course gs gs115 Structured Query Language. It can also be found in gs gs115 SQL Numeric Functions - SQL Count Function - Quiz No.1.


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