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 foreign key and example?

894

Can you have a foreign key without a primary key?

910

Can you have more than one key in a database?

895

Does asenumerable execute the query?

994

How do you write a subquery?

973

What is asqueryable?

907

What is a parameter query?

1030

What is compiled query?

963

What is query syntax?

917

What is the difference between subquery and correlated query?

996

Which one is faster ienumerable or iqueryable?

874

Why do we use subquery?

949

Why we use stored procedure instead of query?

958

What is sql and its types?

1122

What is sql key?

931

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Un-Answered Questions { SQL PLSQL }

Why indexing is needed?

949

How do you remove duplicates without using distinct in sql?

927

What is forward declaration in pl sql?

1012

What are pl sql procedures?

973

What is the difference between an inner and outer join?

967

Where the sql database files are stored?

962

What are tables and fields in the database?

1033

How do I run a sql trace?

916

how to use regular expression in pattern match conditions? : Sql dba

975

What is pivot in sql?

879

What is input buffer in sql*plus?

1136

Explain lock escalation? : Transact sql

1154

describe transaction-safe table types in mysql : sql dba

957

What port does sql server use?

1004

How do you create a db file?

963

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