NUMBER Subtypes : Number « PL SQL Data Types « Oracle PL/SQL Tutorial

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

21. 14. 2. NUMBER Subtypes

Subtype	Usage
DECIMAL	Same as NUMBER
DEC	Same as DECIMAL
DOUBLE PRECISION	Same as NUMBER
NUMERIC	Same as NUMBER
REAL	Same as NUMBER
INTEGER	Equivalent to NUMBER(38)
INT	Same as INTEGER
SMALLINT	Same as NUMBER(38)
FLOAT	Same as NUMBER
FLOAT(prec)	Same as NUMBER(prec), but the precision is expressed in terms of binary bits, not decimal digits. Binary precision can range from 1 through 126.

21. 14. Number
	21. 14. 1.	NUMBER
	21. 14. 2.	NUMBER Subtypes
	21. 14. 3.	Identical declarations using NUMBER subtypes.
	21. 14. 4.	Number type variable
	21. 14. 5.	Assign value to NUMBER type variable
	21. 14. 6.	NATURAL value Computation
	21. 14. 7.	Assigning a Fraction to an Integer
	21. 14. 8.	Setting Precision and Scale
	21. 14. 9.	NUMBER(1,-2): Variable with a scale of -2 can only hold values like 100,200,300... up to 900.
	21. 14. 10.	NUMBER Data type: integer, fixed point and floating point
	21. 14. 11.	Select a number value from a table into a variable and output it
	21. 14. 12.	IF statement with number value check

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