Table-values parameter(TVP)系列之一:在T-SQL中创建和使用TVP 一.摘要表值参数(Table-valued parameters)简称TVP,是SQL Server2008中引入的一种新特性,它提供了一种内置的方式,让客户端应用可以只通过单独的一条参化数SQL语句,就可以向SQL Server发送多行数据。 二.简介在表值参数出现以前,当需要发送多行数据到...
資料表值參數組成資料行的描述項欄位 發行項 2024/01/10 9 位參與者 意見反應 本文內容 備註 另請參閱 適用於:SQL ServerAzure SQL DatabaseAzure SQL 受控執行個體Azure Synapse AnalyticsAnalytics Platform System (PDW) 本節所述的資料表值參數描述元...
You can significantly reduce the number of round-trips by usingtable valued parametersto stream many records to the stored procedure at once. 关于table valued parameters,例子网站是 http://mikesdotnet.wordpress.com/2013/03/17/inserting-data-into-a-sql-server-database-using-a-table-valued-parameter...
Parameter := User_Variable ( Type_Name [Default_Parameter_Value] | Table_Type | Anonymous_Table_Type). Default_Parameter_Value := '=' function_argument_expression. Table_Type := Identifier. Anonymous_Table_Type := 'TABLE' '(' Column_Definition_List ')'. TVF_Returns The return...
] parameter_data_type [ NULL ] [ = default ] } [ , ...n ] ) RETURNS { return_data_type } [ WITH <clr_function_option> [ , ...n ] ] [ AS ] EXTERNAL NAME <method_specifier> [ ; ] Syntax for CLR table-valued functions. syntaxsql 复制 CREATE [ OR ALTER ] FUNCTION [ ...
使用SQLSetDescField 和 SQLSetDescField以及实现参数描述符(IPD)的句柄操作本部分中介绍的表值参数描述符字段。 注解 SQL_DESC_AUTO_UNIQUE_VALUE 用于表值参数以及其他功能。 特性名类型描述 SQL_DESC_AUTO_UNIQUE_VALUESQLINTEGERSQL_TRUE 指示该列是标识列。
( <table_option> [ ,... n ] ) ] [ ; ] <column_definition> ::= column_name <data_type> [ FILESTREAM ] [ COLLATE collation_name ] [ SPARSE ] [ MASKED WITH ( FUNCTION = 'mask_function' ) ] [ [ CONSTRAINT constraint_name ] DEFAULT constant_expression ] [ IDENTITY [ ( seed ,...
Optional CLR table-valued options order hint. Valid only in case of CLR table-valued function. C# 复制 public Microsoft.SqlServer.TransactSql.ScriptDom.OrderBulkInsertOption OrderHint { get; set; } Property Value OrderBulkInsertOption Applies to 产品版本 Microsoft.SQLServer.DacFx 140.3881...
The coolest way to use the table-valued parameter is from a .Net application. To do so, you need to have .NET 3.5 installed and make sure you are using the System.Data.SQLClient namespace. This gives you a new SQL data type called Structured that you will use when creating the parame...
a matching hint must also be specified as a query hint. Specify the matching hint as a query hint by usingTABLE HINTin theOPTIONclause. This specification preserves the query's semantics. For example, if the query contains the table hintNOLOCK, theOPTIONclause in the@hintsparameter of the ...