ORA Database Error Messages

ORA-01437: cannot have join with CONNECT BY

oracle

ORA-01437: cannot have join with CONNECT BY
Cause: A join operation was specified with a CONNECT BY clause. If a CONNECT BY clause is used in a SELECT statement for a tree-structured query, only one table may be referenced in the query.
Action: Remove either the CONNECT BY clause or the join operation from the SQL statement.

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