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sateesh.sqldba
Starting Member
25 Posts |
 Posted - 2011-04-27 : 03:48:02
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| Hi Guys,I created view based on multiple tables(Using join of 3 tables)Like thisSelect * from Data_L1 aleft outer join L1_Notes b on b.Contract#=a.Contract#left outer join [L1_Region] c on a.Territory_Name=c.Region_existingFinal result is having 23000 only but it taking 20 seconds to retrieve dataThanks inAdvance!Sateeshcan anyone help me out to improve performancesateesh |
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webfred
Master Smack Fu Yak Hacker
8781 Posts |
Posted - 2011-04-27 : 03:56:34
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We need create table statements including indexes etc. and the exact create view statement.
No, you're never too old to Yak'n'Roll if you're too young to die. |
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Jahanzaib
Posting Yak Master
115 Posts |
Posted - 2011-04-27 : 10:50:03
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| Provide execution planPaste your query on the Query analyzer and then click on the DISPLAY EXECUTION PLAN button 1-Index on table L1_REGION on column REGION_EXISTING If this table is READONLY then FilFactor should be 100 otherwise 752-Index on table L1_NOTES on column CONTRACT If this table is READONLY then FilFactor should be 100 otherwise 753-Index on table DATA_L1 on column REGION_EXISTING4-Index on table DATA_L1 on column CONTRACT If this table is READONLY then FilFactor should be 100 otherwise 75,include all column name exclude contract,this index will be a covering index5-Include columns name againts (*) and dont include these three columns if possible6-How much records in these different tables7-Update the statistics of these 3 tablesRegards,Syed Jahanzaib Bin HassanMCTS,MCITP,OCA,OCP,OCE,SCJP,IBMCDBAMy Blogwww.aureus-salah.com |
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Peroformance issue with view