What is the use of index in sql?
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What is count * in sql?
What is the use of index in sql?
Explain autonomous transaction.
What are aggregate and scalar functions?
What is a join query?
What is the difference between left outer join and left join?
Is left join same as inner join?
Q1.all the depts which has more then 10 empls? Q2.all the dept which does not have any emply? Q3 all the emp which does not have any dept? Q4 get all the emply detais with the dept details it dept is exit otherwise any emp details? Q5 how to debugg the dynamic sql and packages?
Why having clause is used in sql?
how view used for security purposes?
What is the use of stored procedures?
how to get a list of columns in an existing table? : Sql dba