Using CASE Statements In A SQL UPDATE Query - Ben Nadel 30 Aug 2007 ... UPDATE TABLE SET. A (only if its null)= B.a ,X= B.x ... I want to set the age to Null if it is less than 18
I want to use CASE statement to update some records in sql ... 2013年4月2日 - I want to use CASE statement to update some records in sql server 2005 ... TestStudents SET LASTNAME = ( CASE WHEN (LASTNAME ...
T-SQL: Using a CASE in an UPDATE statement to update ... 2011年1月28日 - UPDATE table SET (CASE (CONDITION) WHEN TRUE THEN ... The only way to do specifically what you're asking is to use dynamic SQL.
Use CASE in the UPDATE statement : Case « Select Query ... p1 Search Engine 120000 p2 Programming 95000 p3 SQL 186500 (3 rows affected) 1> 2> -- Use CASE in the UPDATE statement. 3> 4> UPDATE project SET ...
CASE (Transact-SQL) - MSDN - Microsoft CASE 可以用在允許有效運算式的任何陳述式或子句中。 例如，您可以在SELECT、UPDATE、DELETE 和SET 之類的陳述式，以及select_list、IN、WHERE、ORDER ...
UPDATE (Transact-SQL) WHERE Specifies the conditions that limit the rows that are updated. There are two forms of update based on which form of the WHERE clause is used: Searched updates specify a search condition to qualify the rows to delete. Positioned updates use the ...
Cumulative update package 4 for SQL Server 2008 Service Pack 1 How to obtain Cumulative Update 4 for SQL Server 2008 Service Pack 1 A supported cumulative update package is now available from Microsoft. However, it is intended to correct only the problems that are described in this article. Apply it only to systems t
Cumulative update package 2 for SQL Server 2012 Service Pack 1 How to obtain Cumulative Update 2 for SQL Server 2012 SP1 A supported cumulative update package is now available from Microsoft. However, it is intended to correct only the problems that are described in this article. Apply it only to systems that are exp
SQL Server: Use a CASE Expression in an Update Statement ... We can use various DML statements like INSERT, SELECT, DELETE and UPDATE with a CASE statement. ... If it is NULL, then update the value with the sal column of the employee ...
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