IF...ELSE Statement This SQL Server tutorial explains how to use theIF...ELSE statementin SQL Server (Transact-SQL) with syntax and examples. Description In SQL Server, the IF...ELSE statement is used to execute code when a condition is TRUE, or execute different code if the condition ev...
It executes the ELSE statement and prints the message for it. In this case, we have two SQL IF statements. The second IF statement evaluates to false, therefore, it executes corresponding ELSE statement We need to be careful in specifying conditions in multiple SQL IF statement. We might get...
Use the IF statement for control flow, which is unlike theIIf (MDX)function and theCASE Statement (MDX)that can only be used to return values or objects. Examples In the following example, the scope is restricted to the Country level of the Customers Geography hierarchy in the Customers dime...
SqlServer.TransactSql.ScriptDom Microsoft.SqlServer.TransactSql.ScriptDom AbortAfterWaitType AcceleratedDatabaseRecoveryDatabaseOption AddAlterFullTextIndexAction AddFileSpec AddMemberAlterRoleAction AddSearchPropertyListAction AddSensitivityClassificationStatement AddSignatureStatement AdHocDataSource AdHocTableR...
IfStatement 类型公开以下成员。属性展开表 名称说明 ElseStatement Gets the statement that will be executed if the predicate evaluates false. Optional, may be nullnull 引用(在 Visual Basic 中为 Nothing). FirstTokenIndex Gets or sets the first token index. (从 TSqlFragment 继承。) FragmentLength...
This creates start and end columns by doing a CASE WHEN.
Depending on your needs, here are a couple of ways:
This creates start and end columns by doing a CASE WHEN.
In SQL Server there is anIF…ELSE control flow statement. However, it cannot be used inside a SELECT statement. The closest of IF…THEN operation which can be used in SELECT statements is CASE expression or the IIF function. Let us see how to use CASE and IIF using an example. ...
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