2023年5月10日 · After you define a view, you can modify its definition in the SQL Server Database Engine without dropping and re-creating the view by using SQL Server Management Studio or Transact-SQL.

2024年9月3日 · Modifies a previously created view. This includes an indexed view. ALTER VIEW does not affect dependent stored procedures or triggers and does not change permissions. Transact-SQL syntax conventions. Syntax

2020年3月5日 · This article is about creating and modifying views in SQL Server using the CREATE VIEW SQL statement with an explanation of the ALTER VIEW command used to modify an existing view and change the output

In SQL, a view is a virtual table based on the result-set of an SQL statement. A view contains rows and columns, just like a real table. The fields in a view are fields from one or more real tables in the database. You can add SQL statements and functions to a view and present the data as if the data were coming from one single table.

2024年11月19日 · You can modify the data of an underlying base table in SQL Server by using SQL Server Management Studio or Transact-SQL. See the section 'Updatable Views' in CREATE VIEW (Transact-SQL). Requires UPDATE, INSERT, or DELETE permissions on the target table, depending on the action being performed.

2025年1月21日 · In SQL Server, you can use the ALTER VIEW statement to modify or alter a view. The general syntax of the ALTER VIEW statement is: ALTER VIEW <view name> AS <SELECT statement>

In SQL, the ALTER VIEW statement is used to modify an existing view in a database. A view in SQL is a virtual table that is based on the result of a SELECT query. It does not store the data itself but provides a way to represent the data from one or more tables in a structured manner.

2010年6月27日 · Any modifications, including UPDATE, INSERT, and DELETE statements, must reference columns from only one base table. The columns that are being modified in the view must reference the underlying data in the table columns directly. They cannot be derived in any other way, such as through:

2015年7月18日 · Altering a view could be accomplished by dropping the view and recreating it. Use the following to drop and recreate your view. IF EXISTS (SELECT NAME FROM SYS.VIEWS WHERE NAME = 'dbo.test_abc_def') DROP VIEW dbo.test_abc_def) go CREATE VIEW dbo.test_abc_def AS SELECT VCV.xxxx, VCV.yyyy AS yyyy ,VCV.zzzz AS …

2024年7月18日 · The ALTER VIEW statement in MySQL is a powerful tool that allows users to modify the definition of an existing view without the need to drop and recreate it. This statement is particularly useful for changing the query or structure of a view to better help the needs of the application or database design.