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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

What is the difference between sql and mysql?

1113

When can we use the where clause and the having clause?

1016

What is an example of translating a date into julian format?

1112

What are the different types of constraints?

1169

What is data control language (dcl)?

1131

How can we implement rollback or commit statement in a trigger?

1026

Why is there a need for sqlcode and sqlerrm variables?

1044

What is auto increment feature in sql?

1117

What is the basic structure of an sql?

1098

What is data definition language?

1087

How can we solve sql error: ora-00904: invalid identifier?

1244

Name the different types of indexes in sql and define them.

1140

What is hibernate and its relation to sql?

1117

What are the various restrictions imposed on view in terms of dml?

961

What are the differences between in and exists clause?

1106

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Un-Answered Questions { SQL PLSQL }

what is denormalization. : Sql dba

1104

How do I count duplicates in sql?

1098

Explain character-manipulation functions?

1118

ERROR:Insert or update on table"accnt" violates foreign key constraints "acct_to_curr_symbol" DETAILS:KEY(accnt_curr_id)(-2)is not present in the table "curr_symbol" ......solve The Problem..

2490

What are different types of indexes?

1004

What is varchar example?

1022

Are stored procedures compiled?

914

What are the packages in pl sql?

1009

What is schema in sql?

941

what is a join? : Sql dba

1025

How do rank () and dense_rank () differ?

1042

Is join an inner join?

961

What is the difference between the repeatable read and serializable isolation levels? : Transact sql

1092

What are the types of subqueries?

1053

What is the purpose of primary key?

1013

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