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meenu_susi
Starting Member
1 Post |
 Posted - 2010-12-08 : 12:13:45
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| Hi guys I have created a form in PHP which has 3 listbox options,name, city and country, now if a employee selects a value in any one of the listbox and clicks search, then the related record should be pulled out from a table (all records are stored ina single table)for eg : if I select 2 options name and city the relates records should be filtered and displayedsame way when i select all the 3 options and then the relates records should be displayedAnd I am not having any submit button everything should happen on the click event....Since I am new to SQL Query can anyone help me to create the SQL QueryMay me you can send me soem sample Query |
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tkizer
Almighty SQL Goddess
38200 Posts |
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madhivanan
Premature Yak Congratulator
22864 Posts |
Posted - 2010-12-20 : 08:39:04
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| This is the general logicwhere (col1=@param1 or @param1 is null) and (col2=@param1 or @param2 is null) and (col3=@param3 or @param1 is null)MadhivananFailing to plan is Planning to fail |
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Transact Charlie
Master Smack Fu Yak Hacker
3451 Posts |
Posted - 2010-12-20 : 13:09:39
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| Except that this can cause you performance problems. Catch all queries are expensive when done that way.Gail wrote a good article:http://sqlinthewild.co.za/index.php/2009/03/19/catch-all-queries/Charlie===============================================================Msg 3903, Level 16, State 1, Line 1736The ROLLBACK TRANSACTION request has no corresponding BEGIN TRANSACTION |
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X002548
Not Just a Number
15586 Posts |
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Urgent !!!!