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ORA-O1458 When Passing VARCHAR Host Variable as OUT Param of Stored Procedure (Doc ID 1010259.6)

Last updated on JANUARY 29, 2022

Applies to:

Precompilers - Version and later
Information in this document applies to any platform.


Calling a PL/SQL stored procedure which has an OUT parameter from a Pro*C program.  The OUT parameter is of type VARCHAR or CHAR, and the host variable you are passing for this parameter is of type VARCHAR.

When you call the PL/SQL procedure, you receive the following error:

   ORA-01458 invalid length inside variable character string

For Example:


Sample Output:
Connected to ORACLE as user: SCOTT
Calling PL/SQL procedure myproc from C function proc1.
ORACLE error detected:
ORA-01458: invalid length inside variable character string


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