tuples
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例句
You use the for clauses to specify a set of Cartesian tuples on which the rest of the expression will be evaluated, shown in Listing 1.
如清單1所示，使用for子句來指定一組笛卡爾元組，表達式的其余部分將對該元組求值。
The Head function returns the specified number of tuples from the beginning of the specified set.
Head函數從指定集的開始處返回指定的元組數目。
This output is emitted as a file of tuples, representing the word and the number of times it appeared in the input.
輸出是一個包含元組的文件，元組表示單詞和它在輸入中出現的次數。
Performs a string operation that concatenates two or more character strings, tuples, or a combination of strings and tuples.
執行一個字符串運算，連接兩個或更多字符串、元組，或連接字符串和元組的組合。
A table contains a collection of rows, also referred to as records or tuples, and columns, also referred to as attributes.
表中包含行（也稱為記錄或元組）和列（也稱為屬性）的集合。
Tuples are not a game-changing feature, just another one of those "niceties" that makes Scala a powerful language to use.
元組并不是一個非常具有變革性的特性，它只不過是又一個使Scala成為強大語言的優秀特性。
Alternatively, this function also drills down on a set of tuples.
另外，此函數也可對元組集進行深化。
Alternatively, this function drills down on a set of tuples.
另外，此函數可對元組集進行深化。
The child list is more subtle: Strings can be interleaved with tuples in the list, indicating a mixed content element.
子列表更為精巧：在列表中字符串可以與元組交錯，表示混合的內容元素。
Googles new datastore defines a data model that lies between the abstract tuples of an RDBMS and the concrete row-column storage of NoSQL.
Google新的數據存儲定義了一種介于RDBMS抽象元組和NoSQL具體的行列存儲之間的一種數據模型。
The where clause directs the program to discard particular tuples if they do not meet particular conditions.
如果特定的元組不能滿足特殊條件，那么where子句命令程序廢棄這些元組。
Now when a query like this is executed, the DBMS can use the functional index ucnameIndex to determine which tuples satisfy the query.
當執行這種查詢時，DBMS可以使用函數索引判斷哪些元組元組（tuple）滿足查詢。
Performance benefits are realized when an index reduces the number of rows (or tuples) examined by the DBMS during query execution.
索引可以減少DBMS在執行查詢時檢查的行（或元組）數量，從而獲得性能增益。
The ideal value for this setting will vary on a per environment basis, however a good starting point would be 10000 tuples.
該設置的理想值會隨環境而變化，不過一個好的起點是10000個元組。
This does not mean that all tuples up to 150, 000, 000 will be stored in the cache as other heuristics are also considered by the engine.
這并不意味著所有達到150,000,000的元組都將存儲在緩存，因為其他探試程序也是該引擎所考慮的。
If the specified number of tuples is less than 1, the Head function returns an empty set.
如果指定的元組數目小于1，則Head函數返回空集。
For the minimum, the approach filtered possible inconsistent tuples and discarded the possible values to obtain the consistent values.
對于最小值，過濾掉可能不一致的元組，去掉可能值，得到一致性值；
A valid numeric expression that specifies the number of tuples to be returned.
指定要返回的元組數目的有效數值表達式。
If the number of tuples, calculated by using the Cartesian product, exceeds the set threshold; the NON EMPTY clause is applied to the query.
如果通過使用Cartesian產品計算的元組數超過設定的閾值，將NONEMPTY子句應用于查詢。
You can declare tuples with the const qualifier, in which case the get call to access a particular element returns a reference to const.
可以使用const限定符來聲明元組，在這種情況下，用于訪問特定元素的get調用將返回對const的引用。
Note the extractor used here to sum the tuples: the @count extractor to grab the number of lengths captured (packet counts).
注意，這里使用提取器來相加元組：@count提取器獲取捕獲到的長度（包計數）。
Sorts a set in ascending order, and returns the specified number of tuples in the specified set with the lowest values.
按升序對集進行排序，并返回指定集中具有最小值的指定數目的元組。
A set is an ordered set of tuples with the same dimensionality .
集是具有相同維數的有序元組集。
If the specified number of tuples exceeds the number of tuples in the set, the function returns the original set.
如果指定的元組數目超過了集中的元組數目，則此函數返回原始集。
XML's structure was applied to express the aggregation relationship between tuples in data cubes.
用XML本身的層次結構來體現數據倉庫中元組之間的聚集關系。
This dissertation presents a method on extracting bilingual translation tuples from a comparable corpus.
本文提出的從大規模網頁中抽取雙語翻譯對的方法是基于可比較語料的。
Conceptually, rows of relational data (tuples) flow through the operation nodes in the query plan from bottom to top.
從概念上來說，關系數據行（元組）按照自下向上的方式流過查詢計劃中的操作節點。
Sorts a set in ascending order, and returns the specified number of tuples with the lowest values.
按升序對集進行排序，并返回指定數目的最小值元組。
Tuples are a composite data type and are used to store collections of items.
元組是復合的數據類型，用于存儲數據項的集合。
Like lists and tuples , the process is a bit more complex than it is for numbers and strings.
與列表和元組一樣，這個過程比數字和字符串的比較更復雜些。
Table functions declare variable sets and employ a procedure body and cursor to access tables, iterative output tuples.
表函數聲明變量集合，使用過程體和游標循環訪問表，迭代輸出元組。
No specialized Python classes are used in the representation -- just tuples, dicts, lists, and strings (and None in the reserved position).
表示中沒有使用專門的Python類——只使用了元組、字典、列表和字符串（以及保留位置上的None）。
The resulting list of RIDs contains exactly those tuples that will join, which makes the join efficient.
由此產生的RID列表正好包含那些將要連接的元組，這就使得連接更加有效。
The operators work by comparing each individual element of the two participating tuples from left to right (see Listing 6).
這些運算符的工作原理是從左到右地比較兩個參與元組的每個單獨的元素（請參見清單6）。
Returns a set of tuples from extracted hierarchy elements.
返回由提取的層次結構元素中的元組構成的集。
Returns the number of distinct, nonempty tuples in a set.
返回集中非重復的非空元組的數目。
For each tuple in the specified set, the members of the specified hierarchies are extracted into new tuples in the result set.
對于指定集中的每個元組，將指定層次結構的成員提取到結果集中的新元組。
What makes dictionaries different from sequence type containers like lists and tuples is the way the data are stored and accessed.
字典類型和序列類型容器類（列表、元組）的區別是存儲和訪問數據的方式不同。
Sometimes a query can be satisfied by examining the index only, without fetching any tuples from the table.
有時，僅通過搜索索引即可完成查詢，而不需要從表中取回任何元組（tuple）。
For more information about member names and member keys, see Working with Members, Tuples, and Sets (MDX).
有關成員名稱和成員鍵的詳細信息，請參閱使用成員、元組和集（MDX）。
