I try to execute the following query using java.sql.PreparedStatement: SELECT NVL (tb.ddate, ‘2002-10-15’) FROM

Question

Asked: May 31, 20262026-05-31T00:05:29+00:00 2026-05-31T00:05:29+00:00

I try to execute the following query using java.sql.PreparedStatement:

SELECT  NVL (tb.ddate, '2002-10-15')
FROM tb

But get this error:

java.sql.SQLException: ORA-01843: ¿¿¿¿ ¿¿ ¿¿¿

What is wrong?

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Editorial Team · Answer 1 · 2026-05-31T00:05:30+00:00

Editorial Team

The date is not in expected format.

Or try:

SELECT  NVL (tb.ddate, to_date('2002-10-15', 'YYYY-MM-DD') )
FROM tb

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