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SQL Tutorial for Beginners

SQL tutorial provides basic and advanced concepts of Structured Query Language and how you deploy SQL to work with a relational database system. Our SQL tutorial is designed for beginners and professionals.

SQL (Structured Query Language) is used to perform operations on the records stored in a database such as updating records, deleting records, creating and modifying tables, views etc.

Structured Query Language (SQL) is one of the most enduring technologies around. It's so successful that many non-relational, "NoSQL" databases are scrambling to add SQL interfaces.

SQL Tutorial Index

SQL Database

SQL Table

SQL SELECT

SQL Clause

SQL INSERT

SQL JOIN

SQL OPERATOR

Difference

MISC

How To


Related Topics

SQL Between Operator

SQL Between operator is a logical operator in the Structured Query Language. The Between operator is used to retrieve data within the range specified in the condition in the query. The...

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SQL Cast Operator

While writing SQL queries, we can see many values which are to be converted into another datatype for accessing them. In SQL this conversion is generally done by CAST function. CAST...

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Trigger in SQL

In this article, we will learn about the concept of trigger in SQL and its implementation with the help of an example. A Trigger in Structured Query Language is a set...

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SQL KEYS

SQL KEYS are single or multiple attributes used to get data from the table according to the requirement or condition. They can also be used to set up relationships amongst...

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SQL Wildcards

SQL WILDCARD CHARACTERS: SQL wild card character is used to substitute zero or more characters of a string. These characters are used with the “LIKE” operator. Wild Card Characters in SQL: %_[]^- “%” : It is...

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WEB SQL

What is Web SQL? In SQL we can create databases, read the data in the databases, insert the records into the databases, and delete the records from the databases. For storing...

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SQL CROSS Join

In this tutorial, we will help you understand the concept of the SQL CROSS Join clause with the few examples. The SQL CROSS Join query is used to join one or...

5 minutes read.

How to use LIKE in SQL

In this SQL article, we will learn and understand how to use LIKE to the columns in the SQL tables. What is Like? Like is an operator in the SQL. It is...

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SQL Insert multiple rows

This article will deal with a new insertion method in SQL which inserts multiple rows at a time. Multiple records can be inserted at a time into a specific table with...

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Codd’s Rules in SQL

Codd’s Rules Dr. Edgar F. Codd, in 1985, laid down 13 fundamental rules after doing large-scale research on the Relational Model of databases. According to him, every database must follow these...

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How to use INNER JOIN in SQL

In this article, we will learn about the INNER JOIN concept and how to use it in SQL with the WHERE clause. What is INNER JOIN in SQL? Inner Join is a...

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SQL Truncate

This command deletes all records from table. Truncate is a DDL command. Syntax: TRUNCATE table table_name; Example: Truncate table teacher; ORDER BY The ORDER BY clause arranges the table or column in ascending...

5 minutes read.

SQL DROP Table

In this tutorial, we will help you to understand how to delete the table from the database in SQL with the help of examples. The DROP TABLE query is used to...

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SQL Queries

In a database, queries are used to request the result set of data from the table or action on the records. A Query can answer your simple or complicated question, perform...

5 minutes read.

SQL FULL JOIN

In this section, we will help you understand the concept of the SQL FULL Join clause with a few examples. The SQL FULL Join query is executed to display the integrated...

3 minutes read.

SQL DELETE

In this tutorial, you will learn about the SQL DELETE concept by using examples. In Structured Query Language (SQL), we fetch the data from the database table using SELECT Statement and...

3 minutes read.

SQL CREATE TABLE

In SQL tutorial, we learned and created different databases. To stores data in databases, we need to create a table. To create the table, we need to use CREATE TABLE...

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SQL CRUD Operation

In any computer language, CRUD operation is a foundation. CRUD operation rules are applied in databases as well. These operations are the basic operations used to perform with any database...

7 minutes read.

SQL Create Database

This tutorial will help us understand how to CREATE a Database in SQL with a few examples. The first step for storing structured records in the database is creating the databases. We...

4 minutes read.

SET Operators in SQL

The operator used to join or combine two queries is none other than SET operators. Operators categorized into SET operators are as follows: UNION Operator.UNION ALL’ Operator.INTERSECT Operator.MINUS Operator. Rules to be...

8 minutes read.