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Convert to Number « PL SQL Data Types « Oracle PL/SQL Tutorial
Oracle PL/SQL Tutorial
PL SQL Data Types
Convert to Number
21.15.Convert to Number
21.15.1.
Use TO_NUMBER to assign value to NATURAL type variable
21.15.2.
Get value from different parts of a date using TO_NUMBER function
21.15.3.
Attempt to assign a single white space to a number.