SQL PLSQL Interview Questions
Questions Answers Views Company eMail

What is consistency?

708

What is the cause of mutating table error and how can we solve it?

598

What are the different parts of a package?

631

How can we make an if statement within a select statement?

539

is it possible to pass an object or table to a procedure as an argument?

568

How to fix oracle error ora-00942: table or view does not exist

567

What are the different types of joins in sql?

579

What is error ora-01000: maximum open cursors exceeded

600

What is the process of copying data from table a to table b?

596

What is the difference between a database and a relational database?

558

What are triggers and its uses?

593

Define select, insert, create, delete, update, drop keywords

598

What are different categories of sql commands?

632

What is a trigger in sql?

634

What is error ora-12154: tns:could not resolve the connect identifier specified?

587


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Un-Answered Questions { SQL PLSQL }

In a distributed database system, can we execute two queries simultaneously?

567


What is normalisation and its types?

544


How many clustered indexes can be created on a table?

585


How can I change database name in sql?

527


What do you know by pl/sql cursors?

563






What are all the different normalization?

560


What are the different type of joins in sql?

542


What is the main reason behind using an index?

552


What is the difference between null value, zero, and blank space?

556


What are the sql versions?

514


Can we want to pass a parameter payroll_id to this external pl/sql function, how do we do it?

553


how to rename an existing table in mysql? : Sql dba

572


What is the importance of sqlcode and sqlerrm?

845


What does select * from mean in sql?

1986


What port does sql server use?

504