Group By Problem

2011-02-08 Thread Adarsh Sharma

Dear all,

I stuck around one more simple problem today.

I have a table named *event_loc* having below data : ( It has many 
columns but I show you main columns that I needed )


_*Tables Data :-*_

*source_idevent_text*

1233 meet
1233 meet
1345ends
1345ends
performs
13456  Minister
1233Argentina
1233meet
1345ends
1555is

As described above there are more than 10 rows and I want my output as :

_*Output Needed :-*_

*source_id event_text Count*

1233  meet  3
1233  Argentina   1
1345   ends3
  performs  1
13456 Minister  1


I tried the below query :

*select source_id ,event_text,count(*) from event_loc group by 
source_id,obj_text ;*


But displays only unique record_id rows but I want as mentioned output.

Failed to achieve the mentioned output.


Thanks  Regards

Adarsh Sharma


RE: Group By Problem

2011-02-08 Thread Peter He

You need to group by event_text, not obj_text:
 
select source_id ,event_text,count(*) from event_loc 
group by source_id,event_text;
 
 
 Date: Tue, 8 Feb 2011 16:31:39 +0530
 From: adarsh.sha...@orkash.com
 To: mysql@lists.mysql.com
 Subject: Group By Problem
 
 Dear all,
 
 I stuck around one more simple problem today.
 
 I have a table named *event_loc* having below data : ( It has many 
 columns but I show you main columns that I needed )
 
 _*Tables Data :-*_
 
 *source_id event_text*
 
 1233 meet
 1233 meet
 1345 ends
 1345 ends
  performs
 13456 Minister
 1233 Argentina
 1233 meet
 1345 ends
 1555 is
 
 As described above there are more than 10 rows and I want my output as :
 
 _*Output Needed :-*_
 
 *source_id event_text Count*
 
 1233 meet 3
 1233 Argentina 1
 1345 ends 3
  performs 1
 13456 Minister 1
 
 
 I tried the below query :
 
 *select source_id ,event_text,count(*) from event_loc group by 
 source_id,obj_text ;*
 
 But displays only unique record_id rows but I want as mentioned output.
 
 Failed to achieve the mentioned output.
 
 
 Thanks  Regards
 
 Adarsh Sharma
  

Replacing MS SQL with MySql

2011-02-08 Thread Y z

I have a windows app that wants to talk to either a) an access database, b) a 
MS Sql Express database, or c) a MS Sql 2008 database. 

Can anyone please point me in the direction of configuring My Sql to imitate 
any of the above?

Thanks!

  
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Re: Replacing MS SQL with MySql

2011-02-08 Thread Johan De Meersman
No way to do that directly; however, using the MySQL ODBC connector you can
get at least a) and c) to play passthrough. Performance will likely suffer,
though; especially Access' Jet Engine has a tendency to pull in full remote
datasets instead of passing through the query.


On Wed, Feb 9, 2011 at 6:36 AM, Y z yan...@hotmail.com wrote:


 I have a windows app that wants to talk to either a) an access database, b)
 a MS Sql Express database, or c) a MS Sql 2008 database.

 Can anyone please point me in the direction of configuring My Sql to
 imitate any of the above?

 Thanks!


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 MySQL General Mailing List
 For list archives: http://lists.mysql.com/mysql
 To unsubscribe:http://lists.mysql.com/mysql?unsub=vegiv...@tuxera.be




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Is als mosterd by den wyn
Sy die't drinkt, is eene kwezel
Hy die't drinkt, is ras een ezel


Re: Replacing MS SQL with MySql

2011-02-08 Thread Reindl Harald


Am 09.02.2011 06:36, schrieb Y z:
 
 I have a windows app that wants to talk to either a) an access database, b) a 
 MS 
 Sql Express database, or c) a MS Sql 2008 database. 
 
 Can anyone please point me in the direction of configuring My Sql to 
 imitate any of the above?

no way if the application has no abstraction-layer
you can not easy switvh from one rdbms to another
because in a closed source app you will even not
can connect

after connect there are hughe differences in many details

so if a application does not support a specific rdbms
you can not use it



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Re: Replacing MS SQL with MySql

2011-02-08 Thread Johan De Meersman
On Wed, Feb 9, 2011 at 7:18 AM, Reindl Harald h.rei...@thelounge.netwrote:

 Am 09.02.2011 06:36, schrieb Y z:
 
  I have a windows app that wants to talk to either a) an access database,
 b) a MS
  Sql Express database, or c) a MS Sql 2008 database.
 
  Can anyone please point me in the direction of configuring My Sql to
  imitate any of the above?

 no way if the application has no abstraction-layer
 you can not easy switvh from one rdbms to another
 because in a closed source app you will even not
 can connect

 after connect there are hughe differences in many details

 so if a application does not support a specific rdbms
 you can not use it


Remember, TIMTOWTDIhttps://secure.wikimedia.org/wikipedia/en/wiki/TIMTOWTDI:-)
If someone you want to talk to knows only one language, find an
interpreter. MS Access apparently speaks the same language as his app; and
using ODBC it can also talk MySQL. Link the tables in Access and let the app
use them as if they were regular tables.




-- 
Bier met grenadyn
Is als mosterd by den wyn
Sy die't drinkt, is eene kwezel
Hy die't drinkt, is ras een ezel


RE: Replacing MS SQL with MySql

2011-02-08 Thread David Brian Chait
To borrow your line of reasoning, translators can be rather slow and 
unreliable. Adding the extra overhead and complexity is certainly not worth the 
potential gains.


-Original Message-
From: vegiv...@gmail.com [mailto:vegiv...@gmail.com] On Behalf Of Johan De 
Meersman
Sent: Tuesday, February 08, 2011 10:54 PM
To: Reindl Harald
Cc: Y z; mysql@lists.mysql.com
Subject: Re: Replacing MS SQL with MySql

On Wed, Feb 9, 2011 at 7:18 AM, Reindl Harald h.rei...@thelounge.netwrote:

 Am 09.02.2011 06:36, schrieb Y z:
 
  I have a windows app that wants to talk to either a) an access database,
 b) a MS
  Sql Express database, or c) a MS Sql 2008 database.
 
  Can anyone please point me in the direction of configuring My Sql to
  imitate any of the above?

 no way if the application has no abstraction-layer
 you can not easy switvh from one rdbms to another
 because in a closed source app you will even not
 can connect

 after connect there are hughe differences in many details

 so if a application does not support a specific rdbms
 you can not use it


Remember, TIMTOWTDIhttps://secure.wikimedia.org/wikipedia/en/wiki/TIMTOWTDI:-)
If someone you want to talk to knows only one language, find an
interpreter. MS Access apparently speaks the same language as his app; and
using ODBC it can also talk MySQL. Link the tables in Access and let the app
use them as if they were regular tables.




-- 
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Is als mosterd by den wyn
Sy die't drinkt, is eene kwezel
Hy die't drinkt, is ras een ezel

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Re: Replacing MS SQL with MySql

2011-02-08 Thread Johan De Meersman
On Wed, Feb 9, 2011 at 7:55 AM, David Brian Chait dch...@invenda.comwrote:

 To borrow your line of reasoning, translators can be rather slow and
 unreliable. Adding the extra overhead and complexity is certainly not worth
 the potential gains.


I daresay that's up to the user to decide, no? OP never specified why he
needs the application to connect to a MySQL DB.



-- 
Bier met grenadyn
Is als mosterd by den wyn
Sy die't drinkt, is eene kwezel
Hy die't drinkt, is ras een ezel