ORA-06531 When Invoking a Stored Procedure and Using setArray to Pass a Collection of Objects with JDBC (Doc ID 2617832.1)

Last updated on SEPTEMBER 29, 2020

Applies to:

Symptoms

Invoking a stored procedure and using setArray to pass a collection of objects with JDBC 18.3 fails with :
ORA-06531: Reference to uninitialized collection 

Steps to reproduce issue:

1) CREATE OR REPLACE TYPE "<ARRAY TYPE NAME>" AS TABLE OF VARCHAR2(30);

2) create or replace procedure <PROCEDURE NAME>(<PARAM NAME> IN <ARRAY TYPE NAME>) is
begin
 dbms_output.put_line(<PARAM NAME>.count);
end <PROCEDURE NAME>;

3) Populate array of <ARRAY TYPE NAME> type and call <PROCEDURE NAME> from a Java application using ojdbc8 18.3.0.0:
  Expected result: size of collection is printed
  Actual result: ORA-06531: Reference to uninitialized collection

Changes

Cause

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