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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

Define commit?

992

Define union, minus, union all, intersect ?

996

How can we avoid duplicating records in a query?

974

How many types of relationship are there?

1025

State some properties of relational databases?

1048

Define a temp table?

1016

What are transaction and its controls?

1034

What are actual parameters and formal parameters?

1101

What are expressions?

1002

Explain unique key in sql.

1001

How to use distinct and count in sql query? Explain

1011

What is the difference between having and a where in sql?

1095

Explain the components of sql?

1053

Explain normalization and what are the advantages of it?

947

Explain clause in sql?

1024

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Un-Answered Questions { SQL PLSQL }

What are types of exception?

916

how to calculate expressions with sql statements? : Sql dba

1032

What is the use of count (*) in sql?

1047

Write an sql query to select all records from the table?

1014

What does <> sql mean?

1075

Is record in oracle pl sql?

956

How many types of normalization are there?

955

Mention what are the benefits of pl/sql packages?

1073

What is sqlca in powerbuilder?

1000

What are different clauses used in sql?

1112

What is bulk collect in pl sql?

1086

Why are aggregate functions called so?

943

describe transaction-safe table types in mysql : sql dba

999

What kind of join is join?

957

Why do we need view in sql?

979

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