But from our data model's perspective, there is no unique table we can use to create our foreign key constraint, like the one between TB_RIGHT and TB_PERSON.
但是从我们数据模型的角度来看,我们没有一个惟一的表可以用来创建我们的外键约束,就像TB_RIGHT和TB_PERSON之间那样。
Users can create a SEQUENCE object in the database, just like creating a table object or a view object, and then request the values from the SEQUENCE.
用户可以在数据库中创建一个SEQUENCE对象,就像创建表对象或视图对象一样,然后从SEQUENCE中请求值。
If you create a CGTT table using the like clause (create CGTT like a regular table), the statement will be successful, but the CGTT will not inherit the constraints of the original table.
如果您使用like语句创建cgtt表(像普通表一样创建CGTT),则该语句会执行成功,但CGTT不会继承原始表的约束。
In particular, I don't like that I have to specify the name of the table and the fields each time I create a book.
具体来说,我不愿意每次创建图书的时候都要指定表和字段的名称。
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).
通过在CREATE TABLE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)。
If you create a row with primary key 100 in a customer table, the message will look like "message from DB2: a row with primary key 100 is created".
如果您在customer表中使用主键100创建一个行,对应的消息将与如下所示类似:“MessagefromDB 2:arowwithprimarykey 100is created ”。
The standard Create unit has special sensors for other events, such as when the unit bumps into a wall or object and when the unit is at the edge of a surface like a table.
标准的Create单元还有一些用于其他事件的特殊传感器,例如:当工作单元撞到墙壁的时侯,或者当工作单元位于桌子边缘的时侯。
The actual table will not be created until you run code to create a table, and you also need to define what database engine SQLAlchemy will use. Those two lines of code look like this
在运行创建表的代码之前,将不会创建实际的表,并且,您还需要定义SQLAlchemy 将使用的数据库引擎。
After connecting to the SAMPLE database, we create the newstaff table by issuing the following SQL statement: create table newstaff like staff.
在连接到SAMPLE数据库之后,我们通过发出下面这个sql语句创建newstaff表:create table newstafflikestaff。
A newly adopted technology (like CSS) should allow us to create something better, without losing the design quality of previous table hacks and all-image-based tabs.
一种最近被采用的技术(例如CSS)可以让我们做的更好,同样不失先前提到的那些表格和图片标签的效果。
If you want to use this tree-table model, you'll need to create an instance of it and then pass that instance to the JXTreeTable constructor, like so.
如果您想使用这个树形表模型,您将需要创建一个它的实例,然后将实例传递到JXTreeTable构造器,像这样。
You can see that Dojo provides tree, table, and many other widgets that help you create a desktop-like UI.
可以看到,Dojo提供了树、表和很多其它小部件,以帮助创建类似桌面的UI。
Her stepfather, Jim Lewis, brought some of her furniture back to Palmetto - her dressing table, her entertainment center - and tried to create a room that would feel very much like home to her.
她的继父JimLewis把一些她的家具带回了Palmetto——她的梳妆台,她的娱乐中心——Jim Lewis想为她把房间布置得像家一样。
And if you want to create a table space named MY_SPACE1 in this database, simply execute a create TABLESPACE statement that looks like this.
如果您想创建一个名为MY _ SPACE1的表空间,只需执行如下所示的CREATE tablespace语句。
Some operations like ALTER table require no cursor to be open, while others like CREATE INDEX ONLINE allow cursors on the table.
ALTERTABLE等一些操作要求不打开游标,而CREATEINDEXONLINE等其它操作则允许表上的游标。
The indexfreespace value takes precedence over the value of the PCTFREE parameter that was specified during index creation. create table newemp like employee;
indexfreespace的值比创建索引期间所指定的PCTFREE参数值具有更高的优先权。
The pagefreespace value takes precedence over the value of the PCTFREE parameter for the table, which can be changed through the ALTER TABLE statement. create table newemp like employee;
pagefreespace的值比该表中可由ALTERTABLE 语句来修改的PCTFREE参数值具有更高的优先权。
You will understand the importance of the little rituals in your relationship like dinner-table chitchat (sharing moments of your day, the latest gossip, laughter), and now need to create new ones.
你终于明白了生活中那些维系关系的小仪式的重要性,比如餐桌闲谈,彼此交换每天的趣闻,但你却必须放弃,另寻适合的新方式。
When you create a query, you are retrieving data from a table or other objects structured like tables - views and certain user-defined functions.
创建查询时,实际是在从表或其他表结构对象(视图和某些用户定义的函数)中检索数据。
When you create a query, you are retrieving data from a table or other objects structured like tables - views and certain user-defined functions.
创建查询时,实际是在从表或其他表结构对象(视图和某些用户定义的函数)中检索数据。
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