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    DB2 Error Code – -421 the operands of a union or union all do not have the same number of columns

    admin November 21, 2022 No Comments

    In this post, you’ll learn about the error message -421 the operands of a union or union all do not have the same number of columns in the IBM DB2 database , the reason why it occurs along with the solution to fix it

    IBM DB2 Error Message

    -421 the operands of a union or union all do not have the same number of columns

    Reason for the Error

    The operands of a UNION or UNION ALL must have the same number of columns.

    Solution

    Correct the SQL statement so that there are exactly the same number of columns in each operand.

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