WebJul 27, 2015 · Anytime you cast a column in the where clause you lose the ability to use the index. If the column is datetime, use a where clause like this: where my_datetime >= … WebMay 3, 2007 · Solution. When functions are used in the SELECT clause, the function has to be run with each data value to return the proper results. This may not be a bad thing if you are only returning a handful of rows of data. But when these same functions are used in the WHERE clause this forces SQL Server to do a table scan or index scan to get the ...
Optimized date compare in WHERE clause, convert or datediff=0?
WebApr 11, 2016 · There was a date/time function in the WHERE clause. This time it was DATEADD () instead of DATEDIFF (). There was an obviously incorrect row count … WebSyntax DATEADD( , , ) Arguments date_or_time_part This indicates the units of time that you want to add. For example if you want to add 2 days, then this will be DAY. This unit of measure must be one of the values listed in Supported Date and Time Parts. value incorporation europe
SQL Server DATEADD Function By Practical Examples
WebMar 30, 2024 · Please pay attention to the first line of the where clause again: Convert (Date, GETUTCDATE ()) = DATEADD (week,-6,Convert (Date, app.flightDateLatest )) … WebJan 24, 2024 · DATEADD () is not a valid Oracle function and there is no such thing as a DATETIME data type; all DATE s have a time component. SYSDATE - 1 is perfectly valid code in Oracle - if you want to explicitly define the interval then use SYSDATE - INTERVAL '1' DAY. – MT0 Jan 24, 2024 at 15:49 WebJan 30, 2024 · SELECT * FROM yourTable WHERE (FilteredPhoneCall.createdon >= dateadd (day,datediff (day,1,GETDATE ()),0) AND FilteredPhoneCall.createdon < dateadd (day,datediff (day,0,GETDATE ()),0)) OR (FilteredPhoneCall.modifiedon >= dateadd (day,datediff (day,1,GETDATE ()),0) AND FilteredPhoneCall.modifiedon < dateadd … incorporation details of company