PL/SQL allows you to use the %type attribute in a nesting variable declaration. : TYPE « PL SQL Data Types « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » PL SQL Data Types » TYPE

21. 28. 2. PL/SQL allows you to use the %type attribute in a nesting variable declaration.


dept_sales    INTEGER;

area_sales    dept_sales%type;

group_sales     area_sales%type;

regional_sales  area_sales%type;

corporate_sales  regional_sales%type;

21. 28. TYPE
	21. 28. 1.	Variables Based on Database Columns
	21. 28. 2.	PL/SQL allows you to use the %type attribute in a nesting variable declaration.
	21. 28. 3.	You may also specify a variable's type using the %TYPE keyword, which tells PL/SQL to use the same type as a specified column in a table.
	21. 28. 4.	The %TYPE Command Illustrated
	21. 28. 5.	Using %TYPE and %ROWTYPE on Row Objects
	21. 28. 6.	Column type parameters
	21. 28. 7.	Select value into a column type variable

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