Declare not null variable : Not Null Variable « PL SQL « Oracle PL / SQL

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Oracle PL / SQL » PL SQL » Not Null Variable

Declare not null variable




SQL>

SQL> -- declare not null variable

SQL>

SQL>  declare

  2      l_number number not null := 1;

  3      l_another_number number;

  4    begin

  5      l_number := 2;

  6      l_number := l_another_number;

  7    end;

  8    /

 declare

*

ERROR at line 1:

ORA-06502: PL/SQL: numeric or value error

ORA-06512: at line 6





SQL>

Related examples in the same category

NOT NULL specification which means you must initialize it

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