適用於:SQL Server 傳回$arg所指定之每個專案的具型別值。 語法 複製 fn:data ($arg as item()*) as xdt:untypedAtomic* 引數 $arg 將傳回具型別值的項目序列。 備註 下列適用於具類型的值: 不可部分完成值的具型別值是不可部分完成的值。 文字節點的具型別值是文字節點的字串值。 批註的具型...
Data Accessor Functions - data (XQuery)Article 11/20/2024 6 contributors Feedback In this article Syntax Arguments Remarks Examples See Also Applies to: SQL Server Returns the typed value for each item specified by $arg. Syntax Copy fn:data ($arg as item()*) as xdt:untypedAtomic*...
Azure SQL 受控執行個體 Azure Synapse Analytics Analytics Platform System (PDW) 本文說明如何使用 Transact-SQL 在 SQL Server 中建立使用者定義的函式 (UDF)。 限制與約束 使用者定義的函式不能用來執行修改資料庫狀態的動作。 使用者定義的函式不得包含具有資料表作為其目標的OUTPUT I...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric Learn about the categories of built-in functions you can use with SQL databases. You can use the ...
Data Accessor Functions Стаття 03.04.2023 Співавторів: 5 Зворотнийзв’язок Змістстатті Understanding fn:data(), fn:string(), and text() In This Section See Also Applies to:SQL Server ...
A Repository API The Repository API that's included exposes repository engine functions and information model definitions through COM interfaces.The Meta Data Browser This tool allows you to browse through registered databases. It can be used from within SQL Server 2000 or as a ...
SqlFunctions.StringConvert 方法 Learn 发现 产品文档 开发语言 主题 登录 .NET 语言 功能 工作负荷 API 故障排除 资源 下载.NET 此主题的部分內容可能由机器或 AI 翻译。 消除警报 版本 .NET Framework 4.8.1 下载PDF 参考 反馈 定义 命名空间: System.Data.Objects.SqlClient...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) This article describes how to create a user-defined function (UDF) in SQL Server by using Transact-SQL. Limitations and restrictions User-defined functions can't be used ...
Linked Server and distributed queries Machine Learning Services (in database) Queries, stored procedures, views, functions, triggers (T-SQL) Detours or similar techniques cause issues Error 556 insert exec failed Improvements in handling some data types and uncommon operations Replication...
In addition to the simple example above, the SQL PIVOT operator can be used in more complex scenarios, such as: Pivoting multiple columns You can pivot more than one column by including additional aggregation functions and pivoted columns in your query. This allows you to analyze multiple attribu...