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rajani
Constraint Violating Yak Guru
367 Posts |
 Posted - 2006-04-12 : 22:49:51
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| Hi friendshow to write a sql statement tht return count unique recordsi mean if have value like below101012121my sql stmt should return 3 (i.e. two 10s + two 12s + one 1)Thanks for the help.Cheers |
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khtan
In (Som, Ni, Yak)
17689 Posts |
Posted - 2006-04-12 : 22:52:32
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[code]select count(distinct yourcolname) from yourtable[/code]
KH |
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rajani
Constraint Violating Yak Guru
367 Posts |
Posted - 2006-04-12 : 22:56:21
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| oops .Thanks KH .tht worked nicely.actually i've benn tryingselect count(distinct yourcolname) from yourtable group by yourcolnamedamn!!Cheers |
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madhivanan
Premature Yak Congratulator
22864 Posts |
Posted - 2006-04-13 : 05:14:12
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| If you use Group by then Distinct is not required and vice versaMadhivananFailing to plan is Planning to fail |
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rajani
Constraint Violating Yak Guru
367 Posts |
Posted - 2006-04-17 : 17:00:57
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| Thanks Madhivanan.understoodCheers |
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how to count unique records