Search results
Learn various topics such as SAP, Big Data, AI, Web Testing, Python, SQL, and more from pro teachers. Explore interactive tutorials, quizzes, and software reviews on Guru99.
- Software Testing
Software Testing Tutorial - Software testing helps to...
- SAP
This Free SAP Online Training Course is created by seasoned...
- Selenium
Selenium Tutorial Summary. Selenium is a popular open-source...
- SQL
This SQL basics tutorial is designed for anyone planning to...
- Ethical Hacking
This ethical hacking tutorial covers hacking basics...
- Java
👉 Lesson 1: Prime Number Program in Java — Check whether...
- Must Learn
Prerequisites for learning DAA Tutorial. For learning this...
- Big Data
Class Summary BigData is the latest buzzword in the IT...
- Software Testing
May 22, 2024 · Guru99 offers free online video tutorials on software testing for beginners and professionals. Learn testing fundamentals, types, techniques, tools, domains, and more with real-life examples and templates.
- What Is A DBMS?
- What Is Sql?
- What Is query?
- SQL Process
- SQL Optimization
- What Will You Learn in This SQL Course?
- Why Should You Learn Sql?
- GeneratedCaptionsTabForHeroSec
A database management system (DBMS) is a software used to store and manage data. It guarantees the quality, durability, and confidentiality of information. The most popular type of DBMS are Relational Database Management Systems, or RDBMSs. Here, the database consists of a structured set of tables and each row of a table is a record.
Structured Query Language (SQL) is the standard language for data manipulation in a DBMS. In in simple words its used to talk to the data in a DBMS. Following are types of SQL Statements 1. Data Definition Language (DDL) allows you to create objects like Schemas, Tables in the database 2. Data Control Language (DCL) allows you to manipulate and man...
A Query is a set of instruction given to the database management system. It tells any database what information you would like to get from the database. For example, to fetch the student name from the database table STUDENT, you can write the SQL Query like this:
When you want to execute an SQL command for any DBMS system, you need to find the best method to carry out your request, and SQL engine determines how to interpret that specific task. Important components included in this SQL process are: 1. SQL Query Engine 2. Optimization Engines 3. Query Dispatcher 4. Classic Query Engine A classic query engine ...
Knowing how to make queries is not too difficult, but you need to really learn and understand how data storage works, and how queries are read in order to optimize SQL performance. Optimizations are based on two key factors: 1. Making the right choices when defining the database structure 2. Applying the most appropriate methods to read the data.
This SQL basics tutorial is designed for anyone planning to work with databases, especially in the roles of system administrators and application developers. The tutorials help beginners learn the basic SQL commands, including SELECT, INSERT INTO, UPDATE, DELETE FROM, and more. Each SQL command comes with clear and concise examples. In addition to ...
SQL is an easy-to-learn language specifically designed to work with databases. There is a growing demand for professionals who can handle databases. Almost every big company is using SQL. It is widely used in various sectors like ticket booking, banking, social media platforms, data sharing, eCommerce, etc., so there are vast opportunities availabl...
Guru99 offers a comprehensive SQL course for beginners, covering database fundamentals, SQL basics, functions, queries, joins, views, indexes, and more. Learn SQL with examples, quizzes, and free resources.
At Guru99 you learn by Practical examples. We have unique videos for topics related to Software Engineering. We have Multilanguage videos, so everyone can learn!
Guru99 offers free online tutorials on various topics such as AI, web development, ethical computing, and software testing. Learn from experts and stay updated with the latest tools and tech trends on Guru99.com.
Guru99.com is a public company that provides free online tutorials for various topics such as software testing, artificial intelligence, SAP, big data, web development, ethical hacking, and more. Learn by practice, get certified, and access live projects with Guru99.com.
Mar 16, 2024 · Guru99 offers a free online course to learn Selenium, a popular open-source web-based automation tool. The tutorial covers Selenium concepts, WebDriver basics, TestNG framework, Grid, Python, C#, and more.
