SQL PLSQL Interview Questions
Questions Answers Views Company eMail

How can you fetch first 5 characters of the string?

528

How can you fetch common records from two tables?

565

List the ways to get the count of records in a table?

487

What are joins in sql?

510

What is the main difference between sql and pl/sql?

539

What are its different types of dbms?

513

Explain the working of foreign key?

522

What is primary key and unique key?

519

Why do we need databases?

544

What are primary key and foreign key and how they work?

523

What are the different types of dbmss?

533

What are the advantages of normalization?

533

What are the different types of dbms?

522

Explain the working of primary key?

580

What are sql functions? Describe the different types of sql functions?

530


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Un-Answered Questions { SQL PLSQL }

how would concatenate strings in mysql? : Sql dba

544


Explain the the delete statements in sql?

563


What is embedded sql with example?

517


how to see the create table statement of an existing table? : Sql dba

497


What is the difference between distinct and unique in sql?

453






What is secondary key?

490


What is graph sql?

506


How many developers work on postgresql?

540


How do I start sql profiler?

532


Which table is left in join?

499


What are the possible values that can be stored in a boolean data field?

491


What is the starting oracle error number?

546


What is user defined functions?

554


What is offset in sql query?

565


How do I kill a query in postgresql?

525