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Þ A, B, AND C. INTERSECT, MINUS, AND UNION ALL REM...
Þ A, B, AND C. INTERSECT, MINUS, AND UNION ALL REMOVE DUPLICATE RO...
OCA OCP ORACLE DATABASE 11G A LL IN ONE EXAM GUIDE P59 PDF
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12.
þ
A, B, and C. INTERSECT, MINUS, and UNION all remove duplicate rows.
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D. UNION ALL returns all rows, duplicates included.
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12.
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OCA OCP ORACLE DATABASE 11G A LL IN ONE EXAM GUIDE P59 PDF