LOWER() function in SQL Server
LOWER():- This function is used to convert the value of a column to lower case Syntax:- Select LOWER (string) […]
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LTRIM() function in SQL Server
LTRIM ():- This function is used to get the string after the removal of leading blank spaces. Syntax:- LTRIM (
LTRIM() function in SQL Server Read Post »
Substring() function in SQL Server
Substring():- This function is used to return the specified number (third argument “len”) of characters from a given string(first argument)
Substring() function in SQL Server Read Post »
Max() function in SQL Server
Max():- This function gives the maximum value of the selected column Syntax:- Select Max (col1) from table_name In this article,
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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
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RTRIM() function in SQL Server
RTRIM():-This function is used to get the string after the removal of all trailing blanks. Syntax:- RTRIM ( character_expression )
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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)
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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
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Except command in SQL Server
Except command in SQL Server returns the distinct values from the left query that are not also found on the
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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
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Best practices for Database Programming
1. All the tables in the database have properly defined relationship using primary keys and foreign keys . 2. Indexes
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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
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Question of the Week -08/04/2014
Suppose we need to find out the name of all the months in a given year (Year will be given
Question of the Week -08/04/2014 Read Post »
Answer – Objective Question (How many Null values in an unique constraint can be inserted in SQL Server)
Question:- How many NULL value allowed in a column in which Unique constraint is defined in SQL Server? Options:- a) 1
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