Скачать или смотреть Database System | DBMS| Create Database and Drop through coding and graphically| Lab 1 | SQL

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Database System
Database Systems or DBMS is software that caters to the collection of electronic and digital records to extract useful information and store that information is known as Database Systems/ Database Management Systems or DBMS. The purpose of a standard database is to store and retrieve data.

What is SQL Query?
A query is a request for data or information from a database table or combination of tables. In the context of queries in a database, it can be either a select query or an action query.

What is SQL in DBMS?
Structured query language (SQL) is a programming language for storing and processing information in a relational database. A relational database stores information in tabular form, with rows and columns representing different data attributes and the various relationships between the data values.

What are the 5 queries in database?
Consider the top most commonly used SQL queries:

Creating a table (CREATE TABLE) ...
Inserting records in a table (INSERT INTO) ...
Viewing all records from a table (SELECT) ...
Arranging the records in a table (ORDER BY) ...
Viewing only selected records from a table (SELECT COUNT) ...
Deleting records from a table (DELETE)

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