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SQLTutorials TopicsSQL FormatDateTime Function
SQL FormatDateTime Function is use to format a different type of date time format like
YYYY-MM-DD, LONGDATE and others...
SQL ROWCOUNT statement gives administrators some control over the execution of "runaway" queries issued by naive users of SQL. This statement stops the execution of a query as soon as a specified number of rows has been retrieved. In this way, system resources are not wasted, but users can see at least a partial result set. An informational message is displayed after the result set, indicating that SET ROWCOUNT is in effect. If a fully executed query happens to return the exact number of rows specified by the ROWCOUNT value, the query-termination message is still displayed...
SQL Split Function
This SQL Split Function is use to SPLIT a sentences based on the Delimeter. Delimeter is a string character used to identify substring limits...
SQL Alternative Count
Both SQL Query below returns same result but the speed of retrieving data are different...
SQL Server DataType
All Sql DataType together with the data type description...
SQL WHILE Statement
SQL While sets a condition for the repeated execution of an SQL statement or statement block. The SQL statements are executed repeatedly as long as the specified condition is return TRUE. The WHILE loop can be controlled from inside the loop with the CONTINUE, BREAK and GOTO keywords...
SQL CASE Function
SQL Case evaluates a list of conditions and returns one possible result expressions.
CASE has two formats:
1. Simple CASE Function - Compares an expression to determine the result.
2. Searched CASE Function - Evaluates a set of Boolean expressions to determine the result.
SQL IF...ELSE Statement
SQL IF...ELSE Statement used to test a condition. IF...ELSE Statement using in execution of a Transact-SQL statement (Store Procedure or T-SQL) and Trigger. IF tests can be nested after another IF or following an ELSE. There is no limit to the number of nested levels...
SQL First and Last Day Of a Month
In This SQL Tutorial show you retrieve First Day and Last Day for a month using SQL Query.
It can dynamically to retrieve First Day and Last day for a month using SQL Query...
SQL Statement - get Total Working Day in a month
SQL Statement below show you how to using SQL to get total working day in a month.
SQL Total working day in this SQL Statement is exclude saturday and sunday as working day...
Using a subquery to test for the existence of rows.
If it Exists Operators return a row, then the outer query proceeds. If not, the outer query does not execute or return any result or row...
You also can use the result of Subquery as a search condition for using in the IN( ) function or EXISTS operator.
Comparison Operator such as =, >, <, >=, <=, LIKE, IN
SQL UNION ALL
SQL UNION ALL is combine the results of two queries together without filter out the same value(no distinct behavior).
The difference between UNION ALL and UNION is UNION only selects distinct values and UNION ALL selects all values...
SQL UNION is to join the results of two queries.
UNION only corresponding columns need to be same data type and when using SQL UNION, only distinct values are selected (is similar to SELECT DISTINCT SQL Statement)...
SQL Mathematic Functions
It perform a calculation, usually based on input values and return a numeric value.
Below is All built-in Sql Mathematic Function :
ABS, DEGREES, RAND, ACOS, EXP, ROUND, ASIN, FLOOR, SIGN, ATAN, LOG, SIN, ATN2, LOG10, SQUARE, CEILING, PI, SQRT, COS, POWER, TAN, COT, RADIANS
SQL String Functions
Sql string function is a built-in string function.
It perform an operation on a string input value and return a string or numeric value...
SQL CAST and CONVERT for datetime and string
It converts an expression from one data type to another like datetime and string. CAST and CONVERT have similar functionality...
MySql Total Day of Month
SQL Statement below is for MySql Database to get the total day of month.
SQL DATEDIFF Function
SQL DATEDIFF Function Returns the number of date and time boundaries crossed between two dates
In this tutorials, I will show how to use the SQL DATEDIFF Function to calculate number of different dates you might need to use in your Sql Query...
SQL Dateparts and Abbreviations
Table below lists the dateparts and abbreviations recognized by Microsoft SQL Server(MS SQL).
Datepart below is suitable using in DATEADD, DATEDIFF, DATENAME and all Date related function...
Returns a new datetime value based on adding an interval to the specified date...
SQL Statement Last Day of a month
SQL Statement below show the Sql query to get the last day of a month value by using sql DATEADD.
Example of SQL Statement to get last day of a month...
SQL Aggregate Function - Syntax and Example
SQL Aggregate Function is built-in functions for counting and calculation (perform a calculation on a set of values and return a single value)
Syntax for built-in SQL functions is - SELECT function(column) FROM table
SQL DATENAME Function - Year, Quarter, Month, Day
It return specifies the part of the date name and the DATENAME for Date Time such as Year, Quarter, Month, Day, Hour, Minute and Milisecond...
SQL Inner Join, Left Join and Right Join
Get Number of Row in Select Statement
For SQL Server 2000, you can using below SQL Query or SQL statement to get number of row for a SELECT Statement...
Select Statement for Get Number of Days in a Month
Using SQL statement or SQL Query to calculating the Number of Days in a Month
select datepart(dd,dateadd(dd,-1,dateadd(mm,1,cast(cast(year(getdate()) as varchar)+'-'+cast(month(getdate()) as varchar)+'-01' as datetime))))
SQL Statement Example for SELECT, UPDATE and DELETE
Below is Sql Statement with Example provided. It will help SQL beginner more understanding about the usage of SQL statement. For more information about SQL Syntax, click here...
SQL Statement Example for UPDATE and DELETE
UPDATE statement is used to edit and modify the data in a table. Below showing the example for Update and Delete Statement...
Delete row using delete statement...
SQL Syntax - SELECT,UPDATE and DELETE
Below is the Lists of possible syntax for SELECT,UPDATE and DELETE...
What is SQL?
SQL (Structured Query Language) is a computer language used to create, retrieve, update and delete data from relational database management systems. SQL works with database programs like MS SQL Server, MS Access, MSDE, MySQL, DB2, Informix, MS SQL Server, Oracle, Sybase, etc...