ORA-01730 invalid number of column names specified
What causes an ORA-01730 error?
The number of column names specified in a CREATE VIEW statement did not correspond to the number of columns listed in the SELECT clause. If column names are specified in a CREATE VIEW statement, exactly one name must be specified for each column or expression in the SELECT clause.
How Xynomix can help
Specify one view column name for each column in the SELECT clause.
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