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 to rename a column in the output of sql query?

1072

What are the types of dbms?

975

Describe sql comments?

1044

What is a record in a database?

1062

How to display the current date in sql?

1077

How to get list of all tables from a database?

1160

Can a table contain multiple foreign key’s?

997

How to rename a table?

1023

What is sql not null constraint?

1038

What is the difference between nvl function, ifnull function, and isnull function?

1113

How to add a column ‘salary’ to a table employee_details?

1012

What is the command used to fetch the first 5 characters of a string?

1209

What is the difference between local variables and global variables?

1125

What are all the different normalization?

1037

What is a field in a database?

1065

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Un-Answered Questions { SQL PLSQL }

Explain the difference between drop and truncate commands in sql?

1053

What is sql resultset?

989

What does stand for in sql?

972

How do I find duplicates in sql?

929

What is user in sql?

1024

What is trigger in sql? Explain

997

How can we store rows in PL/SQL using array?

1220

How many disk partitions should I have?

988

what is the difference between join and union? : Sql dba

1113

What is self-join and what is the requirement of self-join?

1151

What steps server process has to take to execute an update statement?

975

Mention what is the function that is used to transfer a pl/sql table log to a database table?

992

Explain how to use transactions efficiently : transact sql

980

What is the maximum rows in csv?

923

Is sql better than excel?

1155

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