on a column in your select statement, you're generating a new column and therefore, need to ...
To allow longer results, the input string must be converted to a xVARCHAR(MAX) type (referred to as "LOB types" in the error message). The question is: How do we do that from LINQ to SQL and EF Core. According to the Function Mappings of the Microsoft SQL Server P...
When I don't useCAST, I encounter this error:conversion failed when converting the nvarchar value "01/01/08" to data type int. UsingCASTsolves this error, but I can onlyCASTto nvarchar. Tried usingCASTwithin justSUBSTRING, within justCHARINDEX, and within both. So I guess ...
2D array to CSV C# steamwriter 3 dimensional list in C# 32 bit app - how to get 'C:\program files" directory using "Environment.GetFolderPath" 32 bit Application calling 32 bit DLL "An attempt was made to load a program with an incorrect format. (Exception from HRESULT: 0x8007000B)"...
Hi,you can use dt.Rows.Cast to deal with your problem. Try this way (I've tested)—— using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data.SqlClient; using System.Data; using System.Text.RegularExpressions; ...
I prefer to use SQL_VARIANT instead of NVARCHAR(MAX) for generic columns. It keeps numbers as numbers, datetimes as datetimes, avoiding potentially dangerous conversions to character strings and back. N'CAST(' + QUOTENAME([c].[name]) + N' AS NVARCHAR(MAX)) AS ' + QUOTENAME([c].[name...
You can see that SPM is usually usedproactivelyto prevent the use of suboptimal plans, whereas SQL Profiles are usually usedreactivelyto correct problems once they have occurred. But don’t assume that this guidance is cast in stone. If you’ve read theearlier SPM seriesyou’ll know that you...
For ad-hoc queries and values you should be able to use the COLLATE function as needed. For example with your above query if we needed to use VARCHAR: SELECT case when (CAST(o.startTime as time(7)) > cast(Start as time(7))) then cast(N'قدوم' COLLA...
Now that you understand the various date data types, we can move on to the functions you can use for date conversion in SQL Server. Here are some of the various ways to convert data in SQL. CAST CASTis a built-in SQL conversion function that converts a value from one data type to ...
You can use the SQL Profiler tool to debug, troubleshoot, monitor, and measure your application's SQL statements and stored procedures. SQL Profiler captures activity occurring in SQL Server, driven by requests from your client application.