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Specifies the condition to be met for the rows to be updated. If ANSI_PADDING is set to OFF, all trailing spaces are removed from data inserted into varchar and nvarchar columns, except in strings that contain only spaces. If ANSI_PADDING is set to ON, trailing spaces are inserted.
The search condition can also be the condition upon which a join is based. The Microsoft SQL Server ODBC driver and OLE DB Provider for SQL Server automatically set ANSI_PADDING ON for each connection.
All other references to the object in the FROM clause must include an object alias. Table1 (c1 int PRIMARY KEY NOT NULL, c2 int NOT NULL); GO CREATE TABLE dbo. Table2 WHERE CURRENT OF abc; GO SELECT c1, c2 FROM dbo.
A view with an INSTEAD OF UPDATE trigger cannot be a target of an UPDATE with a FROM clause. Table2 (d1 int PRIMARY KEY NOT NULL, d2 int NOT NULL); GO INSERT INTO dbo. Table2 VALUES (1, 20), (2, 30); GO DECLARE abc CURSOR LOCAL FOR SELECT c1, c2 FROM dbo. Table1; GO Support for use of the READUNCOMMITTED and NOLOCK hints in the FROM clause that apply to the target table of an UPDATE or DELETE statement will be removed in a future version of SQL Server.
FROM Specifies that a table, view, or derived table source is used to provide the criteria for the update operation. If the object being updated is the same as the object in the FROM clause and there is only one reference to the object in the FROM clause, an object alias may or may not be specified.
If the object being updated appears more than one time in the FROM clause, one, and only one, reference to the object must not specify a table alias.
But if there is no way to build a unique identifier of a row, the query won't work and you'll have to make your update another way.
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NET webforms application where user clicks on Edit button of a particular row, modify data and clicks update to save the changes in database.
Note Any call to OPENDATASOURCE, OPENQUERY, or OPENROWSET in the FROM clause is evaluated separately and independently from any call to these functions used as the target of the update, even if identical arguments are supplied to the two calls. Avoid using these hints in this context in new development work, and plan to modify applications that currently use them.
In particular, filter or join conditions applied on the result of one of those calls have no effect on the results of the other. Table2; USE Adventure Works2012; GO IF OBJECT_ID ('dbo. All char and nchar columns are right-padded to the defined length.