• What is multi-row fetch?

    什么是多行获取?

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  • If DB2 does not need to sort, then all of the work for finding a qualified row (or rows with multi-row FETCH) will be done at each FETCH.

    如果DB 2不需要排序,那么所有寻找一个符合条件的行(或者有多行FETCH的行)的工作在每个FETCH中就可以完成。

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  • T2zos does not know if the cursor returned from a stored procedure is rowset or not, thus the t2zos driver allows only single row fetch for a stored procedure.

    t2zos不知道从存储过程返回的游标是不是一个行集,因此t2zos驱动程序仅允许对存储过程执行单行获取。

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  • The default value for this property is true, which means the driver will always try to use multi-row fetch (MRF) for scrollable cursors if the server supports it.

    该属性的默认值是true,这意味着在服务器支持的情况下,驱动程序将尝试对可滚动游标使用多行获取(MRF)。

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  • In many cases, a separate disk access must be made to fetch the page for each row located through an index.

    大多数情况下,对于通过索引定位的每一行,都必须进行单独的磁盘访问来读取该页。

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  • ORACLE implicitly repeats the FETCH until all the rows from the cursor are consumed and stores each row in an element of the array.

    ORACLE隐式重复FETCH,直到使用了来自游标的所有行并将每一行存储在阵列的一个元素中。

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  • Given a matching index, a single index fetch will pin down the row to be retrieved.

    给定一个匹配的索引,通过一个单独的取索引操作就可以得到要检索的行。

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  • Next, fetch values from the result set row and set the values in the input form fields.

    接下来,从结果集行中取值,设置输入表单字段中的值。

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  • It allows applications to specify the starting row of the fetch and the number of rows to be fetched from the database.

    它允许应用程序指定从数据库中所取的起始行,以及所取的行数。

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  • For each row ID, the FETCH operator reads the corresponding row from the table.

    对于每一个行id,fetch操作符将读取表中相应的行。

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  • Normally, there is a loop that continues to fetch each row until the end of the data is reached.

    通常用一个循环连续获取每一行,直到到达数据的末尾。

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  • Within the child thread, open a new connection to DB2 and fetch a row from the lock table for the requested resource ID.

    在子线程中,打开新的DB 2连接,在锁表中获取具有所请求的资源ID的一行。

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  • In essence, the OPEN positions into the index and the FETCH first will retrieve the first row based on the RRN provided by the index.

    本质上,OPEN定位到索引中,FETCHFIRST将基于索引提供的rrn检索第一行。

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  • After the FETCH, the program does "before and after" checking to see if anything on the row was changed by a different user while our user was staring at the screen display.

    FETCH之后,程序进行“前后”检查,来查看在进行屏幕显示时,是否有不同用户对该行做了改动。

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  • When the FETCH cursor statement fails and does not find another row to retrieve, the value of SQLSUCCESS is set to 0 and the WHILE LOOP ends.

    当FETCH游标语句失败并且没有找到另一个要检索的行,SQLSUCCESS的值被设置为 0 并且WHILE LOOP 结束。

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  • It can only fetch one row at a time from the web service response.

    它每次仅能从Web服务响应获取一行。

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  • Thus the UPDATE fails to find the specified row. A message "SQL0100W No row was found for FETCH, UPDATE or DELETE; or the result of a query is an empty table.

    因此UPDATE无法找到指定的行,返回消息 “SQL0100W NorowwasfoundforFETCH, UPDATEorDELETE; ortheresultof aqueryisan empty table.

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  • In the second set of stored procedures, strings were used in place of arrays, and cursors were heavily used to fetch rows from multi-row result sets.

    在第二组存储过程中,使用字符串替代了阵列,且大量使用光标以便从多行结果集合中提取行。

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  • With PEAR installed, the script can query the current messages, fetch each row, and output the user name and the comment text.

    PEAR安装后,脚本可以查询当前的消息,检索每一行,输出用户名和消息文本。

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  • The row ID scan (RIDSCN) operator then scans these row IDs, triggers row prefetching, and passes the row IDs to the fetch operator.

    然后行id扫描(RIDSCN)操作符将扫描这些行,触发行预取,并将行id传递到fetch操作符。

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  • Fetch just one row from that result set using odbc_fetch_row , which takes in the result set as a parameter.

    使用odbc_fetch_row仅从结果集中提取一行结果,该函数接受作为参数的结果集。

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  • When results of a query are sent back to a requesting application, they can be sent a-row-at-a-time every time a requesting application issues a FETCH request.

    在将查询的结果发送回发出请求的应用程序之后,每当应用程序发出FETCH请求时,可以将结果逐行返回。

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  • The fetch() function returns TRUE if the requested row exists and FALSE if the requested row does not exist.

    如果被请求的行存在,则 fetch()函数返回TRUE,如果被请求的行不存在,则返回FALSE。

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  • If fetch returns FALSE, the result set is empty, thus a catalog table row for the catalog id value is not defined in the database table.

    如果fetch返回FALSE,则结果集为空,表明数据库表中还没有为catalogid值定义一个catalog表行。

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  • The fetch function sets the result set pointer to the next row.

    fetch函数将结果集指针指向下一行。

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  • Listing 19 lists the plan showing the efficient use (FETCH (8)) of ORDER BY and FETCH FIRST 1 ROW ONLY discussed above.

    清单19列出的计划展示了使用前面讨论的ORDER BY的(FETCH(8))和FETCHFIRST1ROWONLY的效率。

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  • With Committed read isolation, it will give this error: 244: Could not do a physical-order read to fetch next row.

    如果使用Committedread隔离级别,则会发生以下错误:244:couldnotdoaphysical - orderreadto fetch next row。

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  • Therefore, the Catalog Id value added in the input form is not valid. If the fetch() method returns a row, set the innerHTML of the validationMessage div to "Catalog Id is not Valid"

    因此,输入表单中添加的CatalogId值是无效的。

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  • Does the "Fetch user info" stage mean that we take the user info from the site which is logged in, and create a new user (row) automatically in the other site?

    “抓取用户信息”阶段是指我们从已登录的网站获取用户信息,并在其他网站自动创建新用户(行)?

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  • The provider ran out of memory and could not fetch the row.

    提供程序用尽了内存,未能提取行。

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