Our SQL Traning Is Avalable for you :)

"Excel Era" offers SQL Training by Professional industry experts, our sql training program covers basic to advance level of SQL. As we all know That SQL is a most demanding technology in analysis field and basically used for query writing.

Why you should join SQL Training Program

* High Speed:SQL Queries can be used to retrieve large amounts of records from a database quickly and efficiently.
* Well Defined Standards Exist: SQL databases use long-established standard, which is being adopted by ANSI & ISO. Non-SQL databases do not adhere to any clear standard.
* No Coding Required: Using standard SQL it is easier to manage database systems without having to write substantial amount of code.
* Emergence of ORDBMS: Previously SQL databases were synonymous with relational database. With the emergence of Object Oriented DBMS, object storage capabilities are extended to relational databases.

SQL Introduction

• Need of SQL as database activity
• Describing the building blocks and standards
• Data Types, Operators and Expressions in SQL

Creating Tables Using SQL

• Create tables with CREATE TABLE in SQL
• Modifying structure of table with ALTER TABLE in SQL
• Adding columns to an existing table in SQL
• Removing table definition with DROP TABLE in SQL

Protecting Data in SQL

• SQL Data integrity and constraints
• Preventing Duplicacy with Primary key constraints
• Enforcing integrity with foreign key constraints
• Imposing rules with check constraints

Improving performance

• Creating indexes in SQL
• Important guidelines for index creation

Manipulating Data

• Adding table data with INSERT
• Updating content with UPDATE
• Removing records with DELETE

Controlling Transactions


SELECT Statement in SQL

• Retrieving data with SELECT
• Accessing Specific column
• Sorting rows with ORDER BY
Working with NULL values

From and Where Clause

• Testing for equality
• Applying wildcard characters
• Avoiding NULL values

Multiple Tables Query in SQL

• Matching rows with INNER JOIN
• Accessing nonmatched rows with OUTER JOIN

Combining results in SQL

• Arrange results with UNION
• Identify matching rows with INTERSECT
• EXCEPT to find nonmatching rows

Functions in SQL

• In Transact-SQL statements such as SELECT
• To define a column in a table
• To define a CHECK constraint on a column
• To replace a stored procedure
• In applications calling the function
• To parameterize a view or improve the functionality of an indexed view
• In the definition of another user-defined function
• Use an inline function as a filter predicate for a security policy

Nested Queries in SQL

• Applying subqueries
• Testing the existence of rows
• Including subqueries in expressions
• Placing subqueries in the column list
• Complex expressions

Developing Stored Views

• Breaking complex problems
• Creating views in a database
• Creating reusable code
• Updateable and non-updateable views

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