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| WITH t AS (
SELECT 'A' PARENT, 'A' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A1' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A2' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A11' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A12' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A13' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A21' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A22' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A111' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A112' enfant FROM dual
UNION ALL SELECT 'A' PARENT, 'A221' enfant FROM dual
UNION ALL SELECT 'A1' PARENT, 'A1' enfant FROM dual
UNION ALL SELECT 'A1' PARENT, 'A11' enfant FROM dual
UNION ALL SELECT 'A1' PARENT, 'A12' enfant FROM dual
UNION ALL SELECT 'A1' PARENT, 'A13' enfant FROM dual
UNION ALL SELECT 'A1' PARENT, 'A111' enfant FROM dual
UNION ALL SELECT 'A1' PARENT, 'A112' enfant FROM dual
UNION ALL SELECT 'A2' PARENT, 'A2' enfant FROM dual
UNION ALL SELECT 'A2' PARENT, 'A21' enfant FROM dual
UNION ALL SELECT 'A2' PARENT, 'A22' enfant FROM dual
UNION ALL SELECT 'A2' PARENT, 'A221' enfant FROM dual
UNION ALL SELECT 'A11' PARENT, 'A11' enfant FROM dual
UNION ALL SELECT 'A11' PARENT, 'A111' enfant FROM dual
UNION ALL SELECT 'A11' PARENT, 'A112' enfant FROM dual
UNION ALL SELECT 'A12' PARENT, 'A12' enfant FROM dual
UNION ALL SELECT 'A13' PARENT, 'A13' enfant FROM dual
UNION ALL SELECT 'A21' PARENT, 'A21' enfant FROM dual
UNION ALL SELECT 'A22' PARENT, 'A22' enfant FROM dual
UNION ALL SELECT 'A22' PARENT, 'A221' enfant FROM dual
UNION ALL SELECT 'A111' PARENT, 'A111' enfant FROM dual
UNION ALL SELECT 'A112' PARENT, 'A112' enfant FROM dual
UNION ALL SELECT 'A221' PARENT, 'A221' enfant FROM dual
) |
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