Oracle Case Kullanımı. Where labelname is a label that defines the target statement. This is very helpful for reporting and also queries where data has to be viewed as cross table.
The syntax of the plsql goto statement is as follows. The oracle plsql case statement has the functionality of an if then else statement. The coalesce function is more concise than a case expression that involves null evaluations.
This oracle tutorial explains how to use the oracle plsql case statement with syntax and examples.
Select id case count distinct componenta when 0 then none when 1 then one else several end as componenta from tablea group by id order by id. Sonrasında sorgulanacak değer hakkında kararlar alır. Oracle case expression allows you to add if else logic to sql statements without having to call a procedurethe case expression evaluates a list of conditions and returns one of the multiple possible results. Case statement uses selector rather than a boolean expression to choose the sequence.