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Calling the setNull Method of the OCCI Statement Class Fails With ORA-32158 invalid type (Doc ID 289986.1)

Last updated on JANUARY 07, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.4 and later
Information in this document applies to any platform.

Symptoms

 A call to the setNull method of the statement class to set a VARCHAR2 bind variable to null fails with the following error:

ORA-32158 invalid type

The code executing that results in the error is:

void insertBind (int c1, string c2)
{
string sqlStmt = "INSERT INTO author_tab VALUES (:x, :y)";
stmt=conn->createStatement (sqlStmt);
try{
stmt->setInt (1, c1);

// This is the line of code that returns an ora-32158 invalid type passed
stmt->setNull (2, OCCI_SQLT_CHR);

stmt->executeUpdate ();
cout << "insert - Success" << endl;
}catch(SQLException ex)
{
cout<<"Exception thrown for insertBind"< cout<<"Error number: "<< ex.getErrorCode() << endl;
cout< }

conn->terminateStatement (stmt);
}

Changes

 

Cause

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