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问题

In which of the following situations s


In which of the following situations should correlation names be used?()

  • AA table referenced in the FROM clause has no indexed column.
  • BThe table referenced in the FROM clause has more than 200 columns.
  • CTwo or more tables in the FROM clause have identical column names.
  • DThe FROM clause contains two or more tables in the SELECT statement.
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分类:IBM(000-730)题库