Chủ đề: Concurrency database

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Which of the following engines are classified as relational databases on AWS?
Which of the following engines are classified as relational databases on AWS?

The information a company collects about its customers, its operations, its products and services is vital not only to its efficient day-to-day running, but its survival.Being able to properly store, ...

Which of the following is a NoSQL database service?
Which of the following is a NoSQL database service?

In this article, we will explain in brief the different types of NoSQL databases. Besides that, you will also get to know what NoSql databases are and their features. What is a NoSQL Database?In ...

Relational databases consist of multiple tables of information that are related through:
Relational databases consist of multiple tables of information that are related through:

Stay organized with collections Save and categorize content based on your preferences. Topics What is a relational database? A relational database is a collection of information that organizes ...

What is the purpose of using a form for data entry?
What is the purpose of using a form for data entry?

Watch the Video on Using Data Entry Forms in ExcelBelow is a detailed written tutorial about Excel Data Entry form in case you prefer reading over watching a video.Excel has many useful features when ...

Which of the following queries will change the data type of an existing column phone to the varchar data type?
Which of the following queries will change the data type of an existing column phone to the varchar data type?

If you want to change all columns of a certain type to another type, you can generate queries using a query like this:select distinct concat(alter table , table_name, ...

What is a group of computers connected to each other in a small area such as building, office?
What is a group of computers connected to each other in a small area such as building, office?

A network consists of two or more computers that are linked in order to share resources (such as printers and CDs), exchange files, or allow electronic communications. The computers on a network may ...

Which AWS service is the best option to use if you need a NoSQL database that is serverless?
Which AWS service is the best option to use if you need a NoSQL database that is serverless?

Serverless is the future! It is the next-generation approach that lowers the efforts needed to manage and streamline development operations while delivering massive value for business applications. ...