Hi,
I faced a interview question as belwo.
in a database i need to fetch a a record SALARY from a database SAL TABLE for a employee RAVI. but RAVI is not there in the database, so what will happen to the given SQL QUERY
select MAX(SALARY) from SAL where empname = 'RAVI'
??
pLESE LET ME KNOW
SQL query column functions
Moderators: Kalicharan, Moderator Group
- dbzTHEdinosauer
- Moderator
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read about the MAX function and pay special attention to the comment about empty result sets.
Dick Brenholtz
JCL, SQL and code in programs have an irritating habit of doing what you say,
not what you meant.
JCL, SQL and code in programs have an irritating habit of doing what you say,
not what you meant.
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