unique index的例句大全

All local tables in the query must have a unique index.

查询中的所有本地表必须有唯一索引。

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Must specify both full-text Catalog name and Unique Index name.

必须指定全文目录名称和唯一索引名称。

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Null value is not allowed in unique index or primary key.

唯一性索引或主键中不允许有空值。

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Duplicate rows found in% s. Unique index not created.

在%1！中发现重复行。未创建唯一索引。

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The unique index for touch.

触摸的唯一索引。

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Attached table is not updatable because it has no unique index.

由于附加表没有唯一索引，因此是不可更新的。

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One of the tables involved in the cursor statement does not have a unique index.

游标语句涉及到的表中有一个没有唯一索引。

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When a primary key constraint is defined, the federated system automatically creates a unique index specification.

当定义一个主键约束时，联邦系统自动创建一个惟一的索引规范。

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Thus, species diversity could not be regarded as a unique index for measuring the effect of vegetation ecological restoration.

因此，物种多样性并非是衡量植被生态恢复效果的唯一指标。

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You tried to enter a duplicate value in a field that is a primary key or that has a unique index.

试图在主键字段或含有唯一索引的字段中输入重复值。

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The view used in the cursor statement does not include all the unique index columns of the underlying tables.

游标语句中使用的视图不包括基础表中的所有唯一索引列。

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On a federated system, unique index information might be required to perform an UPDATE/ DELETE operation for some data sources.

在一个联邦系统上，为了为某些数据源执行UPDATE/DELETE操作，需要惟一的索引信息。

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Single-row update/ delete affected more than one row of a linked table. Unique index contains duplicate values

单行更新或删除影响链接表中的多行。唯一的索引包含重复数值

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You can't create a unique index on this field because it contains duplicate values. Do you want to keep the existing index?

不能在该字段上创建唯一索引，因为字段中含有重复值。是否还用现有的索引？

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An index specification that defines a unique index also conveys information about the uniqueness of the index columns to the federated system.

定义惟一索引的索引规范还将关于索引列惟一性的信息传递给联邦系统。

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Column '% s' cannot be excluded from the vertical partitioning because there is a unique index accessing this column.

不能从垂直分区操作中排除列''%1！''，因为有一个唯一索引正在访问该列。

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The "name" column will be a CHAR ( 30), set to NOT NULL, and have a unique index on it.

“name”列的类型是CHAR（30），不允许为空，而且根据此列建立了一个索引。

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Make sure that you use the right keys in the WHERE clause, which should preferrably be either the primary key or a unique index.

要确保在WHERE子句中使用正确的键，这个键最好是主键或惟一索引。

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In a multi-partition database partition group, you can only create a unique index if it is a superset of the partitioning key.

在多分区数据库分区组中，如果索引是分区键的超集，那么只能创建一个惟一的索引。

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Cannot insert duplicate key row in object '%. ls' with unique index '%. ls'.

不能在具有唯一索引''%3！''的对象''%1！''中插入重复键的行。

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