If you are looking for MS SQL Server Homework Help you have come to the right place. We offer the best Homework Help for SQL Server.
In many ways most of the databases are the same i.e., in terms of all of them being based on SQL queries to retrieve the required information.
SQL Server is a Microsoft database product and is widely used in the corporate world. Our Microsoft SQL Server Assignment help service is geared towards students who are weak in database course and need help. We have recruit and retain the best and brightest professionals in the database industry to provide you with excellent SQL Server Homework Help.
What is SQL Server
SQL Server is a relational database management system (RDBMS) developed and marketed by Microsoft. As a database server, the primary function of the SQL Server is to store and retrieve data used by other applications.
Features of MS SQL Server
MS SQL Server is implemented from the specification of RDBMS.
MS SQL Server is highly scalable.
MS SQL Server is platform independent.
MS SQL Server can be run on a single laptop or a network of cloud servers.
MS SQL Server is both a GUI and command based software.
SQL Server Assignment Help Topics
Querying data
how to query data from the SQL Server database from simple query that allows you to retrieve data from a single table.
Select – show you how to query data against a single table.
Sorting data
Order by – sort the result set based on values in a specified list of columns
Limiting rows
OFFSET FETCH: limit the number of rows returned by a query.
SELECT TOP – limit the number of rows or percentage of rows returned in a query’s result set.
Filtering data
Distinct
where
and
or
In
Between
Like
etc.
Joining tables
Inner Join
Left Join
Right Join
Cross Join
Self Join
Grouping data
Group By– group the query result based on the values in a specified list of column expressions.
Having – specify a search condition for a group or an aggregate.
Cube – generate grouping sets with all combinations of the dimension columns.
Roll Up – generate grouping sets with an assumption of the hierarchy between input columns.
Subquery
Explain the subquery concept and show you how to use various subquery type to select data and correlated subquery
Exists – test for the existence of rows returned by a subquery.
Any – compare a value with a single-column set of values returned by a subquery and return TRUE the value matches any value in the set.
All – compare a value with a single-column set of values returned by a subquery and return TRUE the value matches all values in the set.
Set Operators
Set operators including union, intersect, and except to combine multiple result sets from the input queries.
Union – combine the result sets of two or more queries into a single result set.
Intersect – return the intersection of the result sets of two or more queries.
Except – find the difference between the two result sets of two input queries.
Common Table Expression (CTE)
CTE – use common table expressions to make complex queries more readable.
Recursive – query hierarchical data using recursive CTE.
Pivot
convert rows to columns
Modifying data
The SQL commands for modifying data such as insert, delete, and update are referred to as data manipulation language (DML).
Insert – insert a row into a table
Insert Multiple Row– insert multiple rows into a table using a single INSERT statement
Insert into Select – insert data into a table from the result of a query.
Update – change the existing values in a table.
Update Join – update values in a table based on values from another table using JOIN clauses.
Delete – delete one or more rows of a table.
Merge – the steps of performing a mixture of insertion, update, and deletion using a single statement.
Expressions
CASE: – add if-else logic to SQL queries by using simple and searched CASE expressions.
COALESCE: handle NULL values effectively using the COALESCE expression.
NULLIF: return NULL if the two arguments are equal; otherwise, return the first argument.
Microsoft SQL Server Assignment Help
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Different Versions & Editions of SQL Server:
Microsoft SQL Azure Database – Cloud based version of SQL Server
Compact (SQL CE)
SQL Server Developer Edition
SQL Server 2005 Embedded Edition
SQL Server Evaluation Edition
SQL Server Fast Track – Used for Entreprise scale data warehousing storage & Business intelligence processing
Massively Parallel Processing (MPP) SQL Server
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