What Is SQL? It is the abbreviated form of Structured Query Language Types. SQL is also known as Oracle’s default language. It helps create and operate relational databases where data is stored in tabular form. It performs the task of updating and retrieving data from a database. Although it is easy to learn SQL compared to other programming languages, students face many challenges while doing their SQL assignments. The language becomes complex with each stage, and doing an assignment without a deep understanding becomes difficult.
Students often seek SQL assignment help when they are stuck in between.
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What are the types of SQL?
There are commonly four types of SQL, as stated below:
Data Definition Language
It is used to determine the type, size, length and domain of the data that has to be stored in the database. It also provides ways to check errors and ensures only correct data is stored in the database.
Data Manipulation Language
It adds, changes, views, or deletes records from a data table.
Transaction Control Language
helps to do or undo the transactions on the database table.
Data Control Language
It helps to grant access or remove access to objects that belong to one user.
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What are the best features of SQL?
SQL is flexible, stable and scalable. This makes it so popular and useful for programmers. Some of the best features of SQL are discussed below:
Accessibility
SQL has good compatibility with most databases, and it can also be used to create application extensions for programming.
Scalability
helps you create or drop tables to new databases at your convenience. This feature of SQL makes it highly popular among programmers.
Massive transactional support
SQL can support huge records and easily manage multiple data simultaneously.
It is highly secure
The provision and verification of permission are easy with SQL. It keeps your data highly secured and safe. This feature of SQL makes it quite useful for the financial sector, where data security is a high priority.
SQL is suitable for any organisation
Since SQL is scalable. It can easily fit into all the future growth, from the finance industry to social media. SQL can support any field.
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