You asked: What are the advantages and disadvantages of PL SQL?

What are the advantages of PL SQL explain?

PL/SQL gives high productivity to programmers as it can query, transform, and update data in a database. PL/SQL saves time on design and debugging by strong features, such as exception handling, encapsulation, data hiding, and object-oriented data types. Applications written in PL/SQL are fully portable.

Which one is true for advantage of PL SQL?

The Advantage of PL/SQL is –

PL/SQL provides high security level. PL/SQL provides access to predefined SQL packages.

What are the advantages and disadvantages of stored procedure?

Portability –

Advantages Disadvantages
It is faster. It is difficult to debug.
It is pre-compiled. Need expert developer, since difficult to write code.
It reduces network traffic. It is database dependent.
It is reusable. It is non-portable.

Which is better SQL or PL SQL?

PL/SQL stands for “Procedural language extensions to SQL.” PL/SQL is a database-oriented programming language that extends SQL with procedural capabilities.

Comparisons of SQL and PLSQL:

SQL PLSQL
It directly interacts with the database server. It does not interacts directly with the database server.

Who uses PL SQL?

The companies using PL/SQL are most often found in United States and in the Computer Software industry. PL/SQL is most often used by companies with 10-50 employees and 1M-10M dollars in revenue. Our data for PL/SQL usage goes back as far as 6 years.

Who uses PL/SQL?

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Company QA Limited
Revenue 10M-50M
Company Size 50-200

What is the purpose of trigger?

Triggers are used to maintain the referential integrity of data by changing the data in a systematic fashion. Each trigger is attached to a single, specified table in the database. Triggers can be viewed as similar to stored procedures in that both consist of procedural logic that is stored at the database level.

What are the pros and cons of Oracle?

Oracle is independent and portable platform. Easy to maintain backup and recovery for future use.

Security and advanced user and roles management.

  • Complexity of its usage for non-technical users.
  • License cost is high.
  • Recursive processing consumes a lot of resources and impacts performance.

Why Is Oracle the best database?

It is easy to network and interact with other services and databases with Oracle DB in place using its networking stack. It is a cross-platform service; hence it supports multiple hardware and various operating systems. Oracle’s data dictionary enables easy administration and maintenance.

What are disadvantages of stored procedures?

Drawbacks of Stored Procedures

  • Testability. First and foremost business logic which is encapsulated in stored procedures becomes very difficult to test (if tested at all). …
  • Debugging. …
  • Versioning. …
  • History. …
  • Branching. …
  • Runtime Validation. …
  • Maintainability. …
  • Fear of change.

Why you should not use stored procedures?

Stored procedures are inflexible. … Stored procedures are difficult to unit test. With an ORM, you can mock your database code so as to be able to test your business logic quickly. With stored procedures, you have to rebuild an entire test database from scratch.

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