Example 1: what is sql
Structured Query Language
A language which enables a user to create, modify and
essentially interact with a database.
Two of the most common Database Management Engines are
MySQL: https://www.mysql.com/
PostgreSQL: https://www.postgresql.org/
Example 2: what is sql
SQL stands for:
Structured Query Language
It's language which enables a user to create,
modify and essentially interact with a database.
As a tester we are usually using Data manipulation
language part of SQL
SQL has 2 parts:
1-DATA MANIPULATION LANGUAGE
It is used to add, retrieve or update the data.
= insert, select, update, delete
2-DATA DEFINITION LANGUAGE
It is used to create database schema and can
be used to define some constraints as well.
=create, alter, drop, truncate
create table
create window etc.
Example 3: whats sql
SQL stands for Structured Query Language. It’s the language of choice on today’s web for storing,
manipulating and retrieving data within relational databases. Most, if not all of the websites you visit
will use it in some way.
Using SQL, you are able to interact with the database by writing queries, which when executed,
return any results which meet its criteria.
Example 4: what is sql
SQL is a domain-specific language used in programming and designed for managing
data held in a relational database management system, or for stream processing
in a relational data stream management system.
Example 5: SQL
CREATE TABLE friends (
id INTEGER,
name TEXT,
birthday DATE
);
INSERT INTO friends (id, name, birthday)
VALUES (1, 'Jane Doe', '1990-05-30');
INSERT INTO friends(id , name , birthday)
VALUES(2 , 'APOORV' , '2000-2-2');
UPDATE friends
SET name = 'Jane Srivastava'
WHERE id = 1;
ALTER TABLE friends
ADD COLUMN email TEXT;
UPDATE friends
SET email = '203029@klsafjls'
where id = 1;
UPDATE friends
SET email = '203029@klsafjls'
where id = 2;
DELETE FROM friends
WHERE id = 1;
SELECT *
FROM friends;
Example 6: what is sql
SQL is basically a programming language that lets people manipulate databases.