DB2 Error Code – -537 the primary key clause, a foreign key clause, or a unique clause identifies column column name more than once

In this post, you’ll learn about the error message -537 the primary key clause, a foreign key clause, or a unique clause identifies column column name more than once in the IBM DB2 database , the reason why it occurs along with the solution to fix it

IBM DB2 Error Message

-537 the primary key clause, a foreign key clause, or a unique clause identifies column column name more than once

Reason for the Error

PRIMARY KEY, FOREIGN KEY, or UNIQUE can each be followed by a list of column names.� The statement violates the rule that no column name can appear more than once in any such list.

Solution

Correct the statement to specify unique names for each column.