Updating a view in sql
Views cannot be used as a mechanism to override any constraints, rules, or referential integrity defined in the base tables.
You can insert, update, and delete rows in a view, subject to the following limitations: You may have noticed in Access that placing criteria on the Record Source query of a form limits the records that are displayed in the form when you open it, but it doesn't limit what records can be added in the form.
The following view selects the CREATE TRIGGER trig Union ON vw Union Customer Supplier INSTEAD OF UPDATE AS BEGIN SET NOCOUNT ON DECLARE @Del Name nvarchar(50) IF (SELECT inserted.VIEW_METADATA Specifies that the instance of SQL Server will return to the DB-Library, ODBC, and OLE DB APIs the metadata information about the view, instead of the base table or tables, when browse-mode metadata is being requested for a query that references the view.Browse-mode metadata is additional metadata that the instance of SQL Server returns to these client-side APIs.For more information about updatable views, see Remarks.A view can be created only in the current database. City = ' Seattle' WITH CHECK OPTION ; GO --Create the tables and insert the values. SUPPLY1 ( supply ID INT PRIMARY KEY CHECK (supply ID BETWEEN 1 and 150), supplier CHAR(50) ); CREATE TABLE dbo.