A column has been specified more than once in the order by list. Columns in the order by list must be unique.
在排序依据列表中多次指定了某一列。排序依据列表中的列必须是唯一的。
When you try to assign a data generator to a column that has a unique constraint, the list of available generators displays only generators that can produce unique values.
当您尝试将资料产生器指派给具有唯一条件约束的资料行时，可用产生器的清单只会显示可以产生唯一值的产生器。
Displays a list of all of the names of columns in this database that have unique single-column indexes.
显示此数据库中具有唯一单列索引的所有列的名称列表。
Displays a list of all of the names of columns in this database that have unique single-column indexes.
显示此数据库中具有唯一单列索引的所有列的名称列表。
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