SQL (Structured Query Language) is a programming language used to manage and manipulate relational databases. Here are some common use cases for SQL:
SQL is used for
- Data retrieval: SQL is commonly used to retrieve data from a database. With SQL, you can write queries to extract specific data or perform complex data analysis.
- Data manipulation: SQL can be used to manipulate data in a database. You can add, update, or delete records from a database using SQL commands.
- Database administration: SQL can be used to create, modify, and manage databases. SQL commands can be used to create tables, indexes, and other database objects.
- Data analysis: SQL can be used to analyze large datasets. SQL commands can be used to join tables, group data, and perform calculations.
- Business intelligence: SQL is often used in business intelligence applications. SQL queries can be used to extract data from a database and generate reports and dashboards.
- Web development: SQL can be used to interact with databases in web applications. SQL commands can be embedded in web pages to retrieve or update data in a database.
- Overall, SQL is a powerful tool for managing and manipulating relational databases, and is essential for many businesses and organizations that rely on data-driven decision making.
Training Objective
In this hands-on self-paced course, you will learn:
Understanding Entity , Entity relationship ,rows , columns, data types in SQL,
Converting ER diagram into relational database objects .Creating table understanding DDL, DML, DCL, TCL & various aggregate function. Writing stored procedure,indexes,joins, tigers,cursors,function,views and transaction handling in SQL database.