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- Performance Issue using left or substring function in Sql Server2005Express
- Hi, I've tried the following query in SQL SERVER 2005, SQL Express 2005 and MACCESS. select * from Table1 where drid in (SELECT DrID FROM Table2 WHERE (substring(PostalCode,1,3) IN ('B0E','B1P','B2H','B2Y','B3A','B3M','B4A','B4H','E1A','E1C','E1N','G0A', …)) and (substring(Telephone,1,3) IN ('204','250','306','403','416','418','450','506','514','519','604','613','705','780','807','819','902','905'))) The query is using two table. The first one...
- Tags: Databases, desbiens_mathieu@..., performance, MACCESS, Table1, Microsoft SQL Server, Table2, execution time, SQL, Microsoft SQL Server 2005
- Discussion threads 2007-10-22
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