DB2 Error Code – -127 distinct is specified more than once in a subselect

In this post, you’ll learn about the error message -127 distinct is specified more than once in a subselect in the IBM DB2 database , the reason why it occurs along with the solution to fix it

IBM DB2 Error Message

-127 distinct is specified more than once in a subselect

Reason for the Error

The DISTINCT qualifier can be used only once in a SELECT statement or a subselect.

Solution

The implied function is not supported by DB2.

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