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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

How can you fetch first 5 characters of the string?

973

How can you fetch common records from two tables?

1018

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

872

What are joins in sql?

975

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

1046

What are its different types of dbms?

972

Explain the working of foreign key?

1009

What is primary key and unique key?

1070

Why do we need databases?

999

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

938

What are the different types of dbmss?

979

What are the advantages of normalization?

1047

What are the different types of dbms?

975

Explain the working of primary key?

1055

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

1072

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Un-Answered Questions { SQL PLSQL }

List different type of expressions with the example.

907

What is primary key and foreign key?

927

What is the difference between subquery and correlated query?

1000

What is an alias command?

1020

Is and as keyword in pl sql?

922

How do you create a db file?

969

How you improve the performance of sql*loader? : aql loader

965

What is the difference between delete, truncate and drop command?

1083

what is the difference between undefined value and null value? : Sql dba

1052

Sql technical questions

1221

Which one is better subquery or joins?

1026

What are the ddl commands?

972

How do I view stored procedures?

924

What are all the different normalizations?

987

How much does a sql dba make? : SQL DBA

899

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