AND and OR Operator in Sql Server

And & Or:- These Operators are used to further filter the recordset return by SQL queries when more than one conditions...

SUM() function in SQL Server

Sum():- This function is used to get the sum of values of the specified numeric column.

 Syntax:-

 Select Sum (column_name) from tablename

Example:-...

Round() function in SQL Server

Round():-This function is used to round a numeric field to the number of decimals specified.

Syntax:-

    ROUND ( numeric_expression , length [ ,function ]

numeric_expression...

Except command in SQL Server

This function returns the distinct values from the left query that are not also found on the right query. For...

Like() function in SQL Server

Like:- This operator is used in a WHERE clause to search for a specific pattern in the values of the...

Best practices for Database Programming

1. All the tables in the database have properly defined relationship using primary keys and foreign keys . 

2. Indexes should...

Between function in SQL Server

This function is used to select the values within a specified range. These values can be of Int type or...

LEFT() function in SQL Server

Left():- This function returns the specified number of characters from the left part of the given character string.

Syntax:-

Select LEFT ( character_expression...

RIGHT() function in SQL Server

Right():- This function returns the specified number of characters from the Right part of the given character string.

Syntax:-

 Select RIGHT ( character_expression...

Intersection command in SQL Server

This function is used to returns distinct values that are returned by both the query on the left and right...