Table-Valued函數運算式 (U-SQL) 發行項 2023/08/29 5 位參與者 意見反應 本文內容 摘要 Syntax 備註 另請參閱 摘要U-SQL 允許將資料表值函式 (TVF) 呼叫為主要資料列集運算式,即使 SELECT 的FROM 子句之外也一樣。 請注意,組成 U-SQL 資料表值函式定義的語句一律會內嵌在呼叫的位置,同時保留內容...
U-SQL views U-SQL functions Introduction to functions U-SQL table-valued functions Introduction to functions CREATE FUNCTION - table-valued function DROP FUNCTION U-SQL packages U-SQL procedures U-SQL assemblies U-SQL credential objects U-SQL data sources User-defined U-SQL types Data modification...
Public Shared Sub FillRow ( <Out()> ByRef value As SqlInt32) Define a table-valued function in Transact-SQL The syntax for defining a CLR table-valued function is similar to that of a Transact-SQL table-valued function, with the addition of the EXTERNAL NAME clause. For example: SQL ...
--NOTE: Currently Flink doesn't support evaluating individual window table-valued function,--window table-valued function should be used with aggregate operation,--this example is just used for explaining the syntax and the data produced by table-valued function.>SELECT*FROMTABLE( HOP(TABLEBid, D...
自定义函数(User-Defined Function)有两种,一种是标量UDF(Scalar-valued Functions)和表值UDF(Table-valued Functions),前者只返回单个数据值,而后者则返回一个表。前面演示了标量自定义函数,javascript:void(0),现在下面两个实例均演示表值自定义函数,
the syntax and the data produced by table-valued function.Flink SQL>SELECT*FROMTABLE( TUMBLE(TABLEBid, DESCRIPTOR(bidtime), INTERVAL'10'MINUTES));--or with the named params--note: the DATA param must be the firstFlink SQL>SELECT*FROMTABLE(...
CREATE FUNCTION [dbo].[F_CM_Split] (@text VARCHAR(MAX), @delimiter VARCHAR(1)=' ')RETURNS @Strings TABLE( ITEM_VALUE VARCHAR(MAX))ASBEGIN DEC.
B. Create an inline table-valued function The following example returns an inline table-valued function. It returns three columns ProductID, Name, and the aggregate of year-to-date totals by store as YTD Total for each product sold to the store. SQL Copy USE AdventureWorks2022; GO IF OBJE...
Table-valued Function运算符计算表值函数(Transact-SQL 或 CLR)并将结果行存储在tempdb数据库中。 当父迭代器请求这些行时,Table-valued Function将返回tempdb中的行。 调用表值函数的查询生成具有Table-valued Function迭代器的查询计划。 在SQL Server 2000 中,计算Table-valued Function时使用计划中的常量参数(表值...
Learn more about the Microsoft.SqlServer.Management.SqlParser.Metadata.IResolvedTableValuedFunctionSynonym.TargetObject in the Microsoft.SqlServer.Management.SqlParser.Metadata namespace.