ABOUT THE COURSE
SQL is Structured Query Language, which is a computer language for storing, manipulating and retrieving data stored in a relational database.
It is the standard language for Relational Database System. All the Relational Database Management Systems (RDMS) like MySQL, MS Access, Oracle, Sybase, Informix, Postgres and SQL Server use SQL as their standard database language. In this tutorial i’m going to be making use of mysql relational database management system in teaching.
WHY YOU NEED TO KNOW SQL
SQL is widely popular because it offers the following advantages −
- Allows users to access data in the relational database management systems.
- Allows users to describe the data.
- Allows users to define the data in a database and manipulate that data.
- Allows to embed within other languages using SQL modules, libraries & pre-compilers.
- Allows users to create and drop databases and tables.
- Allows users to create view, stored procedure, functions in a database.
SECTION 1
SECTION 2
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5
SQL show statement -
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SQL SELECT queryIn this video we will be looking in one of the major statements in SQL,SELECT statement is used to select data from a database.
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Giving your SELECT result set distinct and limitThe SELECT DISTINCT statement is used to return only distinct (different) values
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Result sorting using ORDER BY clause
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QUIZ
SECTION 3
SECTION 4
SECTION 5
SECTION 6
SECTION 7
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28
SQL INSERT INTO statementThe INSERT INTO statement is used to insert new records in a table.
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Inserting multiple rows in a table
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SQL Update clauseThe UPDATE statement is used to modify the values of one or more columns in selected rows of a single database table.
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SQL Delete clauseThe DELETE statement is used to remove selected rows of data from a single table in a database.
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Creating a table with SQLwe will be creating tables in this video which is what holds the data in a database
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33
QUIZ
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