HomeDB2DB2 Error Code – -623 a clustering index already exists on table table name

DB2 Error Code – -623 a clustering index already exists on table table name

In this post, you’ll learn about the error message -623 a clustering index already exists on table table name in the IBM DB2 database , the reason why it occurs along with the solution to fix it

IBM DB2 Error Message

-623 a clustering index already exists on table table name

Reason for the Error

The CREATE INDEX statement would create a second cluster index on the specified table.� A given table can have only one cluster index.

Solution

Check to determine the identity and validity of the existing cluster index on the object table.� Alternatively, consider creating the index without the CLUSTER attribute.

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