Oracle 12c: SQL
Oracle 12c: SQL
3rd Edition
ISBN: 9781305251038
Author: Joan Casteel
Publisher: Cengage Learning
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Chapter 4, Problem 10RQ

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  Determining NULL values

  • The NULL value is used to represent a missing value.
  • A NULL value in a table is a value in a field that appears to be blank...

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A Pivot Table is the column name with its table name. O True O False
What prevents a column from having a NULL value?
What is the simplest way to determine whether a particular column can contain NULL values? ( refer to the tables in the JustLee Books database).

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Oracle 12c: SQL

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