I'm using MVC 3 (Razor), SQL server 2008 R2 and the ADO.NET Entity Data Model. I've created a model (.edmx) from my database, and controllers with actions, using the built-in templates. Several tables in my database have columns like: "MyString (varchar(10), not null)" where ...
-- SQL SERVER WILL COMPLAIN ABOUT THAT IF A DUPLICATE OCCURS -- SO YOU DONT NEED TO CHECK ABOUT THAT IF EXISTS ( SELECT 1 FROM State WHERE StateID =@strStateID) BEGIN UPDATE State SET StateName =@strHoldStateName, RegionID =@strHoldRegionID ...
Development Tools ASP.NET Can t pass an empty string to a SqlParameter
I continue to receive an Empty String error while trying to update a date type field (SQL Server). I'm using the NULL attribute, but that doesn't change - 10722046
DTS_E_SQLTASK_TYPEISNOTCONVERTABLE DTS_E_SQLTASK_UNABLETOACQUIREMANAGEDCONN DTS_E_SQLTASK_VALIDPARAMETERTYPES DTS_E_SQLTASK_VARIABLENOTFOUND DTS_E_SQLTASK_VARIABLETYPEISNOTSTRING DTS_E_SQLTASKCONN_ERR_CANT_LOAD_XML DTS_E_SQLTASKCONN_ERR_NO_DISCONNECTED_RS DTS_E_SQLTASKCONN_ERR_...
HeapCheck HelpDocSetNode HelpDocumentManager HtmlFont IdAllocationSchema IDispatcherProxy IISApplicationObject IISContextObject IISObject IISPostedFile IISReadCookie IISRequest IISRequestDictionary IISResponse IISServer IISSessionObject IISStringList IISVariantDictionary IISViewState IISWriteCookie Image Imagelist Ima...
Specifically, if the data types of the columns are numeric data types, the null values might change to 0 (zero); if the data types of the column are string data types, the null values might change to empty strings. Resolution The issue was first fixed in the following cumu...
sql- not null with default,check约束 如何修复错误:"Null check operator used on a null value"? SQL Server xQuery 返回 NULL 而不是空 Firebase返回的是null而不是数据 返回Null JSON响应而不是空响应{} ViewData返回null而不是列表的元组 mockito doThrow返回null,而不是引发异常 Graphql,如何返回空数组而...
the<authorization>section while you are using any authentication mode other thanNone, other server variables such asAUTH_USERandREMOTE_USER(as well as theHttpContext.Current.User.Identity.Nameproperty) also return an empty string. You can use the any of the above-mentioned resolutions to populate ...
One therory is that the empty string interferes with the check for a null character here: https://github.com/ClickHouse/clickhouse-jdbc/blob/42b1b2193931dc68b86cb5dfc86392d4c6d6601b/clickhouse-client/src/main/java/com/clickhouse/client/data/BinaryStreamUtils.java#L1758-L1764 ...