Why is sql important?
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What is the usage of nvl function?
What is trigger and stored procedure in sql?
What is data control language (dcl)?
How do you create a unique index?
need to split a string into seperate values. eg. col1 col2 ---------- 100 - 'a,b,c' 200 - 'a,x,b,d,e' 300 - 'c' result: value count ------------- a - 2 b - 1 c - 2 etc.
Is there any problem if we use commit repeatedly after each dml statement in a plsq procedure ? (eg. there are 10 update stmt and using 10 commit stmt after each update stmt)
what is cursor procedure
Why does %isopen return false for an implicit cursor?
Is left join and outer join same?
What is database migration?
what are the advantages and disadvantages of cascading style sheets? : Sql dba
Is drop table faster than truncate?
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