SQL PLSQL Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

Does truncate free space?

1009

Can a foreign key be null?

1090

How do you respond to dementia behavior?

969

Can we create clustered index without primary key?

963

How many types of index are there?

1040

Is primary key an index?

991

How do you optimize a query?

998

Is natural join same as inner join?

940

Is left join faster than join?

1053

Does inner join remove duplicates?

940

Can we rollback after truncate?

1031

Can we create a trigger on view?

895

Does truncate release storage space?

1077

Are views faster than queries?

992

Can we perform dml on view?

1044

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Un-Answered Questions { SQL PLSQL }

What is sql resultset?

986

what is the difference between primary key and unique key? : Sql dba

1039

What is cte?

982

What are inner outer left and right joins in sql?

1016

What is the meaning of disabling a trigger?

1182

What are the most important characteristics of pl/sql?

1155

What is spool?

1054

How to display the records between two range in Oracle SQL Plus?

1146

what is 'mysqladmin' in mysql? : Sql dba

1025

What are two statement types in sql?

1104

How can we avoid duplicating records in a query?

982

Why we use pl sql?

959

What is anonymous block in sql?

1120

What are the types of subqueries?

1055

How do you update a value in sql?

1043

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