Executescalar returns null on insert. ExecuteScalar() Returns Null 2019-06-10

Executescalar returns null on insert Rating: 8,4/10 361 reviews

absoluthoppr.comeScalar Method (absoluthoppr.coment)

executescalar returns null on insert

Currencies Apr 11, 2008 Is there a way to check for System. I'm really curious to know what I did wrong. Must use null instead of DbNull. Does anyone know how to get the output value? Add typeof DaysOfWeekSelector , XmlAttr ; xmlAttrOverride. Cheers, Wes Apr 26, 2006 Hi all I am currently developing a Help Desk for our company. The connection's current state is closed. Read { thanks Rod Jan 21, 2008 The DecryptByKey function occasionally returns null even though the EncryptByKey function retuned a non-null value.

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Need to check for null return on ExecuteNonQuery()

executescalar returns null on insert

I have included a sample of the code below. For all other types of statements, the return value is -1. Jan 30, 2007 Good evening, I have created a table like this: create table Teacher tid integer, fname varchar 20 , lname varchar 30 , primary key tid ; Well i insert many Teachers uning : insert into values. Is there some command object setting that can prevent the null row from returning? Thank you as always :- Public Sub newoptic ByVal sender As Object, ByVal e As System. Text The parameter is obtained from TextBox1 which has valid input.

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Get Scalar value returned from Stored Procedure using ExecuteScalar method in C# and absoluthoppr.com

executescalar returns null on insert

I can check the object as to whether or not it is null. ExecuteScalar ; } catch Exception ex { Console. My problem: I can retrieve all my propertie except the schedule definition, when I deserialize it, the Sceduledefenition. I tried all searches and help for almost 2 weeks regarding this issue but nobody could resolve this. Executes the query, and returns the first column of the first row in the result set returned by the query. Is that the wrong way of looking at it? The ExecuteScalar method throws an InvalidOperationException, if the value of the XmlCommandType property is set to one of the following OracleXmlCommandType values: Insert, Update, Delete, Query.

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MS SQL Server :: ExecuteScalar Returns 0 (null) But INSERT Is Successful.

executescalar returns null on insert

So my thinking is, well, ExecuteScalar only returns one row, one column anyway a single value or else it returns null. Mar 10, 2004 If I query sql server I get 10 results. A status of 0 will be returned instead. Read is used it does the right comparison. I noticed that this chunk of code is not producing a value. Then when you debug, put a break on the if line.

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absoluthoppr.comeScalar() Example

executescalar returns null on insert

See what the value of scalarVal is. Source Error: Line 89: sContact. ToString ; } catch Exception e { throw e; } finally { myConnection. Contact'; column does not allow nulls. Any pointers would be appreciated. I correct myself guys, really crazy, don't know what I was drinking while writing, ExecuteNonQuery is for query with no results. However, I am getting one single row back with null values for each field requested in the query.

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How to use ExecuteScalar?

executescalar returns null on insert

So I am struck in a loop. Read I get only 7 results. So I am struck in a loop. Project: Source File: public override object GetLastInsertId Core. Apr 18, 2005 Howdie y'all! Read { thanks Rod Jan 21, 2008 The DecryptByKey function occasionally returns null even though the EncryptByKey function retuned a non-null value.

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[Solved] C# ExecuteScalar not returning null

executescalar returns null on insert

Anyways, you already determined above that the records exist. Please, this is very important for me, so every tip or shared thought could be very helpfull. The configured merge repication stopped working because of this issue and I am not able to delete replication as the the delete option uses servername which returns a null value. Jul 28, 2006 I am hoping someone could help me understand why this is happening and perhaps a solution. Save String userName +120 SubSonic.

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absoluthoppr.comeScalar() Example

executescalar returns null on insert

I'm guessing because you are using an aggregate you have a value there. The column Photographer in the excample below sometimes contains the value null, and then it throws an error. Things seem to be working really well, and I think I did it write, except I'm having one strange little oddity. Recently it seems out of nowhere , If my users enter a carriage return into the webform, it becomes a question mark in the sql database. Feb 22, 2006 If I run this statement in Query Analyzer, it properly returns 1for my testing table. Arne Hmmm, I can't check DbNull. Do you really want to use ExecuteScalar? Additional columns or rows are ignored.

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executescalar returning null

executescalar returns null on insert

Open ; return int cmd. Itreturns null for all other conditions. The websites I learned about this from didn't explain that, and I've never used a semicolon in my select statements before, so I figured there must be something special about it. But when I use if myReader. The page loads properly but nothing is inserted in the table of the database, no errors appears after submit the form. ReleaseConnections ; endregion May 15, 2006 Hi, we are facing some issue to get the underlying OledbConnection from the runtime ConnectionManager. EmployeeClassificationName ; return int cmd.

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