what are the differences between procedure-oriented languages and object-oriented languages? : Sql dba
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7. Where would you look for errors from the database design?
source destination distance chennai bangalore 500 bangalore chennai 500 hyd delhi 1000 delhi hyd 1000 bangalore hyd 800 Here chennai to bangalore and bangalore to chennai is same distance. and hyd and delhi also same criteria. Based on the distance i want to display only one row using sql query?
What is example of database?
Can we use views in stored procedure?
What is the difference between union and union all command?
Can we rollback truncate?
consider a table which contain 4 columns,ename,eno,sal and deptno, from this table i want to know ename who having maximum salary in deptno 10 and 20.
How to fetch alternate records from a table?
using subquery how can i calculate working days in a month?
what is a unique key ? : Sql dba
Is sql free?
What is primary key and unique key?
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