您可以使用一般查詢語法,從 Transact-SQL 語言存取 SQL Server 中的 UDT 功能。 定義UDT資料表和資料行,並操作UDT資料。
In order to use a user-defined type (UDT) in Microsoft SQL Server, you must register it. Registering a UDT involves registering the assembly and creating the type in the database in which you wish to use it. UDTs are scoped to a single database, and cannot be used in multiple database...
This topic provides reference information about user-defined types in SQL Server and PostgreSQL, which is valuable for database administrators and developers migrating from Microsoft SQL Server 2019 to Amazon Aurora PostgreSQL. You can gain insight into how both database systems ...
SQL Server UsageMySQL UsageSummary このページはお客様の言語に翻訳されていません。 翻訳のリクエスト This topic provides reference information about user-defined types and table-valued parameters in Microsoft SQL Server and their compatibility with Amazon Aurora MySQL. It...
User-Defined Type Requirements Coding User-Defined Types Registering User-Defined Types in SQL Server Working with User-Defined Types in SQL Server Accessing User-Defined Types in ADO.NET VB 使用英语阅读 保存 添加到集合 添加到计划 通过 Facebookx.com 共享LinkedIn电子邮件 ...
步骤：1)T-SQL查询自定义数据类型:SELECT * FROM sys.types where is_user_defined=12)创建自定义数据类型语法:-- ===-- Create User-defined Table Type-- ===USE <database_name,sysname,AdventureWorks>GO-- Create the data typeCREATE TYPE <schema_name,sysname,dbo>.<type_name...
User-Defined Table Types In SQL Server 2008, a user-defined table type is a user-defined type that represents the definition of a table structure. You can use a user-defined table type to declare table-valued parameters for stored procedures or functions, or to declare table variables that ...
sql: nested user-defined types (UDTs)#140217 New issue OpenDescription mgartner opened on Jan 31, 2025· edited by cockroach-jira-scripts Edits In Postgres: CREATE TYPE t1 AS ENUM ('foo', 'bar'); -- CREATE TYPE CREATE TYPE t2 AS (a t1, b t1); -- CREATE TYPE SELECT ('foo',...
Database objects that can use the rich programming model provided by the CLR include triggers, stored procedures, functions, aggregate functions, and types. Like the built-in aggregate functions provided in Transact-SQL, user-defined aggregate functions perform a calculation on a set of values and...
How to: Attach a Database File to SQL Server Express How to: Change the Configuration Settings for a Database (SQL Server Management Studio) How to: Create a Database (SQL Server Management Studio) How to: Create User-Defined Data Types (SQL Server Management Studio) How to: Delete a Da...