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Questions tagged dbnull

8 questions

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19
votes
4
answers

Implicit conversion from data type nvarchar to varbinary(max) is not allowed

sql insert dbnull varbinarymax
asked 2012-07-10T10:58:55.910
20
votes
9
answers

How to check for NULL in MySqlDataReader by the column's name?

c# mysql null dbnull mysqldatareader
asked 2011-01-19T19:19:47.490
77
votes
7
answers

What is the point of DBNull?

.net dbnull
asked 2010-12-20T10:25:25.767
12
votes
5
answers

Null safe way to get values from an IDataReader

c# extension-methods dbnull idatareader
asked 2010-04-09T18:26:41.813
9
votes
2
answers

ASP.Net check value with DBNULL

asp.net dbnull
asked 2010-03-23T16:11:31.237
43
votes
13
answers

Handle DBNull in C#

c# datareader dbnull
asked 2010-03-12T13:56:25.243
10
votes
2
answers

Operand type clash: nvarchar is incompatible with image

vb.net image parameters dbnull
asked 2010-03-10T21:23:33.010
154
votes
15
answers

Most efficient way to check for DBNull and then assign to a variable?

.net dbnull
asked 2008-10-21T11:55:52.137