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  • The select statement.

    选择语句。

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  • Figure 31: Create new select statement.

    图31:创建新的select语句。

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  • You can confirm that with the select statement in Listing 3.

    可利用清单3其中的select语句进行确认。

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  • The select statement for this method would normally look as follows.

    这个方法的select语句通常如下所示。

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  • Next, create a simple SQL select statement that returns an employee record.

    接下来,创建一个简单的SQLselect语句,该语句返回一个雇员记录。

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  • This function takes a string value as input which is a valid SQL full select statement.

    此函数将一个字符串值作为输入,该字符串是一个有效的SQL全选择语句。

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  • The final select statement shows the stock_num column with the original set of data.

    最后一个select语句展示了包含原始数据集的 stock_num列。

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  • An SQL select statement that will be executed to retrieve several rows from the database.

    一个SQL选择语句,它从数据库中获取几行。

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  • The second performs a select statement, using the alternative question mark placeholders.

    而第二个例子使用问号占位符执行一条select语句。

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  • Note: The select statement specified in this example has a parameter marker called: empno.

    注意:这个例子中指定的select语句有一个名为:empno的参数占位符。

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  • Using a select statement to select from a data source into an external table (see Listing 3).

    使用select语句从一个数据源选择构成外部表的数据(参见清单3)。

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  • In the example, this is represented by the outermost select statement, which USES S1 as a subquery.

    在这个示例中,这由最外层的选择语句表示,这个语句将S1用作子查询。

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  • Selecting HPL query brings up a small SQL select statement panel that shows a select query for the table in use.

    选择HPLquery将弹出一个小的SQL选择语句面板,此面板显示正在使用的表的选择查询。

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  • The row specifying the column is used to populate the select, FROM and ORDER BY clauses of the SQL select statement.

    指定列的行用来组成SQLselect语句的select、FROM和ORDERBY子句。

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  • The next example is executing a select statement and working with the set of results returned by the database server.

    下一个例子是执行一条select语句,并处理由数据库服务器返回的结果集。

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  • This second select statement is joined with the Common Table Expression (CTE) itself by linking parent to child data.

    第二个SELECT语句通过将父数据链接至子数据与公共表表达式 (CTE) 联接。

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  • When you run Listing 2, you should see the same results as in Listing 3. Listing 3 shows the result from the select statement.

    运行清单2时,您应该能看到与清单3相同的结果。

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  • Because both of these views are defined with a single SQL select statement on the underlying table, the query performance will not suffer.

    因为这两个视图都是在下面的表格上使用单独的SQL选择语句进行定义,所以不会影响查询性能。

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  • This article introduced the select statement and demonstrated how to use it properly with Apache Derby to select and extract data from a database.

    本文介绍了select语句,并展示了如何恰当地将它与ApacheDerby结合使用来选择和提取数据库中的数据。

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  • In the first select statement that was generated, change the name of the table to an invalid value. (This example changes PROJECT table to PROJECT1.)

    在生成的第一个选择语句中,把表名改为无效的值(这个示例把PROJECT表改为PROJECT1)。

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  • A separate select statement will be needed to properly calculate each set of measures that share the same number and dimensional order of aggregations.

    对于每一组具有相同数量和维次序的聚合的度量,需要用单独的选择语句来正确地计算。

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  • For example, some databases provide special syntax on the select statements to declare the intentions of updating the rows selected by the select statement.

    例如,有些数据库在select语句上提供了特殊的语法,声明用来更新select语句所选中的行。

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  • The result of the current iterative select statement is merged with the result of the initial select statement and all results returned by the previous iterations using a UNION ALL clause.

    使用UNIONALL子句,可将当前的迭代SELECT语句的结果与初始 SELECT 语句的结果以及之前的迭代返回的所有结果合并在一起。

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  • Data values from example SELECT statement.

    来自select语句示例中的数据值。

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  • The rest of the SELECT statement is optional.

    select语句的其他部分都是可选的。

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  • Step 3: Results from attempting a SELECT statement.

    Step3:尝试执行一个select语句的结果。

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  • For example, consider the following SELECT statement.

    例如,考虑下列SELECT语句。

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  • Listing 11 shows the access plan for the SELECT statement.

    清单11展示了select语句的访问计划。

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  • The CDR remaster command accepts only one SELECT statement.

    cdrremaster命令只接受一个SELECT语句。

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