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Tuesday 10 April 2012

TSQL 2012 some new features

Here are some new features of TSQL 2012 demonstrated :
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3 types of casting
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SELECT TRY_PARSE('4000' as int) as CInt SELECT TRY_PARSE('4000a' as int) as CInt-- though TRY_CAST is not a recognized built in function name, it still worksSELECT TRY_CAST('4000' as int) as CInt SELECT TRY_CAST('4000a' as int) as CIntSELECT try_convert(int, '4000') as CIntSELECT try_convert(int, '4000a') as CInt 

Get End Of Month, given a date
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/*****SELECT EOMONTH(getdate());SELECT EOMONTH('2012-02-01'); 

Log function
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/********-- Log to the base e also referred as lnSELECT Log(10) ;-- Log to the base 10 or any other numberSELECT Log(10,10) ;
Concatination
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/********-- used instead of "+"SELECT Concat('Abcd', ' , ', 'efgh', ' - ', 'ijkl', ' + ', 'mnop', '....');-- major benifit of using Concat over "+"SELECT 'Abcd' + ' , ' + 'efgh' + ' - ' + 'ijkl' + null + ' + ' + 'mnop' + '....' ;-- Returns NULLSELECT Concat('Abcd', ' , ', 'efgh', ' - ', 'ijkl', null,' + ', 'mnop', '....');-- returns result eleminating NULL 
 
 
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Culture sensitive date format
-- first param : calue
second param : d for date , t for time, '' for date time
third param culture info
for all the culture info, refer to
http://msdn.microsoft.com/en-us/library/system.globalization.cultureinfo(VS.80).aspx
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select FORMAT(getdate(),'d','en-US')select FORMAT(getdate(),'d','hi')select FORMAT(getdate(),'d','en-GB')select FORMAT(getdate(),'d','kok')select FORMAT(getdate(),'d','sa-IN')select FORMAT(getdate(),'d','ta') select format( 199.991, '$0.00', 'en-GB');

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