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₹15000
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Duration: 15 Hours
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Delivery mode: Online
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Group size: 3
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Instruction language:
English,
Tamil
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Certificate provided:
No
SQL (Structured Query Language) is a standard programming language used for managing and manipulating relational databases. Basic SQL training typically targets individuals who are new to SQL or have minimal experience with database management systems.
Course Content:
Introduction to Databases: An overview of databases and their importance in storing and organizing data. Explanation of different types of databases, with a focus on relational databases.
Introduction to SQL: Introduction to the SQL language, its syntax, and its role in querying and manipulating data in relational databases.
Basic SQL Commands:
SELECT: Retrieving data from a database table.
INSERT: Adding new records to a table.
UPDATE: Modifying existing records in a table.
DELETE: Removing records from a table.
Filtering Data: Using the WHERE clause to filter data based on specified conditions.
Sorting Data: Using the ORDER BY clause to sort query results in ascending or descending order.
Aggregating Data: Using aggregate functions (e.g., COUNT, SUM, AVG, MIN, MAX) to perform calculations on groups of data.
Grouping Data: Using the GROUP BY clause to group query results based on one or more columns.
Joining Tables: Understanding different types of joins (e.g., INNER JOIN, LEFT JOIN, RIGHT JOIN) to retrieve data from multiple related tables.
Subqueries: Writing subqueries to perform complex queries or filter data based on results from another query.
Creating and Modifying Tables: Creating new database tables, altering existing tables, and defining constraints (e.g., primary keys, foreign keys).
Indexes and Performance Optimization: Understanding the importance of indexes for improving query performance and optimizing database operations.
Data Manipulation Language (DML): Introduction to DML statements (INSERT, UPDATE, DELETE) for modifying data in database tables.
Data Definition Language (DDL): Introduction to DDL statements (CREATE, ALTER, DROP) for defining and modifying database objects (e.g., tables, views, indexes).
Data Control Language (DCL): Overview of DCL statements (GRANT, REVOKE) for controlling access to database objects and managing user permissions.
Transactions and Concurrency Control: Understanding transactions, ACID properties (Atomicity, Consistency, Isolation, Durability), and techniques for managing concurrent access to data.
Error Handling: Handling errors and exceptions in SQL queries, using error codes and error handling mechanisms.
Basic SQL training course may vary in duration, format (e.g., in-person workshops, online courses), and depth of coverage depending on the expectations of the target audience. It's essential to review the course syllabus and objectives to ensure that it meets your learning goals and requirements.