FastLoad协议仅支持加入空表。
The FastLoad protocol supports loading only into empty-tables.
使用Import过程将外部数据导入到一个空表中。
Import of external data into an empty table using Import procedures.
由于表是“空”的，那么很显然读取空表比采用索引更简单。
Since the table is "empty," it is obviously easiest to read the entire table rather than trying to use an index.
这就是为什么现在Lua创建不带预分配的存储槽的空表。
That is why currently Lua creates empty tables with no pre-allocated slots.
您应计划处理其他情况，比如成功连接到数据库但发现一个空表。
Plan to deal other conditions, such as successfully connecting to the database but finding an empty table.
通过在CREATETABLE命令中指定LIKE选项，创建一个与现有表结构相同的空表(清单4)。
Creating an empty table with the same structure as an existing table can be done by specifying the LIKE option of the CREATE table command (Listing 4).
原因是这样将进行一次完全刷新(full refresh)，并且应用过程使用INSERTS而不是使用复制表来自动填充空表。
The reason is that this way a full refresh will be made, and the empty tables will be populated automatically by the apply process using INSERTS instead of using the replication tables.
在把sales表的内容复制到IBMDB2SAMPLEREL表空间之前，必须在目标表空间中创建一个空表，此表的结构应该与sales表相同。
Before copying the contents of table SALES to tablespace IBMDB2SAMPLEREL, you have to create an empty table in the destination tablespace that has the same structure as table SALES.
这个空样式表使用了所有缺省模板规则，其作用是将所有标记从XML文件中剥离。
The null style sheet uses all default template rules, with the effect of stripping all markup from any XML file.
这个空样式表使用了所有缺省模板规则，其作用是将所有标记从XML文件中剥离。
The null style sheet USES all default template rules, with the effect of stripping all markup from any XML file.
'COPY '：创建源模式中所有对象的空副本，然后用数据填充每个目标模式表。
'COPY' : Create empty copies of all objects from the source schema, then load each target schema table with data.
' COPYNO '：创建源模式中所有对象的空副本，然后用数据填充每个目标模式表。
'COPYNO' : Create empty copies of all objects from the source schema, then load each target schema table with data.
通过将其他字段保留为空，此连接将成为数据库的通用DB 2连接，从而允许此连接文档提供对数据库中所有可用表的访问权。
By leaving the other fields empty, this becomes a generic DB2 connection to your database, allowing this connection document to provide access to all of the tables available in the database.
这里，我们新建一个空的DB 2数据库(ISSWWPS)，然后让概要向导在其中为我们创建模式和表。
Here, we created a new and empty DB2 database (ISSWWPS) and then let the profile wizard create the schema and the tables for us in it.
若是创建一个模式来预测将会出现什么数据字段，结果很可能会得到内含大量空字段的表或大量的映射表。
If you were to create a schema to predict what's coming down the pike at you, you'd end up with tables that have lots of empty fields or lots of mapping tables.
到目前为止，只在目标数据库mysample中创建了sales表的空拷贝。
Until now, only an empty copy of table SALES in the target database MYSAMPLE has been created.
在事件浏览器中的查询结果表中，应该被禁止公开的数据必须显示为空的单元，见图10和图 12。
The data that is supposed to be suppressed must appear as empty cells in a query result table within the event browser, as shown in Figures 10 and 12.
优点包括数据表比较紧凑(没有不需要的可空字段)，数据跨三个子类的表进行分区，容易使用超类的表与其他表进行关联。
The pros include compact tables (no unnecessary nullable columns), data partitions across three subclass tables and easy association with other tables using the top super class table.
对于表中与谓词不匹配的每一行，返回一个包含空的xml序列的行。
For each row in the table which doesn't match the predicate, a row containing an empty XML sequence is returned.
即使数据库是新创建且仍然为空的，也总是会带有系统表和视图，因此，您可以按以下方法使用它们。
Even if the database is newly created and still empty, system tables and views are always present, so you can use them as follows.
表中的页数和非空的页数。
The number of pages in a table and the number of pages that are not empty.
它使用FastLoad实用工具并提供了将批量数据加载到空数据库表中的功能。
It USES the FastLoad utility and provides the function of loading bulk data into an empty database table.
空pivot表的屏幕截图，其中有一些区域用来接收拖放的行字段、列字段和数据条目
Screen capture of empty pivot table with regions ready to receive dropped row fields, column fields, and data items
默认情况下，该类为空，因为Rails将根据来自数据库的表元数据推断该类的属性。
The class is empty by default, as Rails infers the attributes of the class based on table metadata from the database.
可以通过执行ALTERTABLE语句并指定ADDPARTITION选项来向一个分区表增加一个新的空分区，使用的语法如下所示
A new, empty partition can be added to a partitioned table by executing the ALTER TABLE statement with the ADD PARTITION option specified; the syntax used looks like this
通常情况下，首先会创建一个空数据库，然后WebSphereProcessServer向导将创建所有必要的表。
Typically, an empty database is created first, then a WebSphere Process Server wizard creates all the necessary tables.
这样，如果您想添加一个分区表名为SALES的空分区，可以执行一个与下面类似的ALTERtable语句。
Thus, if you wanted to add an empty partition to a partitioned table named SALES, you could do so by executing an ALTER table statement similar to this.
但是ElectricityDeal有太多自己的属性，因此有很多电相关的可空字段加入了Deal表。
However ElectricityDeal had too many of its own properties. Accordingly many electricity-specific nullable columns were added to the Deal table.
在表1中，与键(000002,contact：http,t4)关联的单元为空。
In Table 1, the cell associated with the key (000002, contact: HTTP, t4) is empty.
在表1中，与键(000002,contact：http,t4)关联的单元为空。
In Table 1, the cell associated with the key (000002, contact: HTTP, t4) is empty.
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