Tag Archives: invalid aptyp

ORA-600 Error in a Partitioned Join

In a previous post, I wrote about partitioned outer joins in Oracle.
The simple schema and queries in that post are similar to those I used when first learning about this feature. At the time, I came upon an unexpected error which caused some Oracle instances to throw an ORA-600 error from a very simple query.

The original test environment I had been using was Oracle Database 11g Enterprise Edition running on Solaris.
I had created a simple schema to experiment with, and written a couple of queries which returned results designed to illustrate the effect of a partitioned join as compared with other types of joins.
Once I had them doing what I wanted, I decided to discuss them with a colleague, who tried running the on his local instance of Oracle Express on Windows.
Instead of the expected results, he received the following error:
ORA-00600: internal error code, arguments: [kkoipt:invalid aptyp], [1], [0], [], []

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