varbinary

Order By varbinary column that holds docx files

I'm using MS SQL 2008 server, and I have a column that stores a word document ".docx". Within the word document is a definition (ie: a term). I need to sort the definitions upon returning a dataset. so basically... SELECT * FROM DocumentsTable Order By DefinitionsColumn ASC. So my problem is how can this be accomplished, the binary c...

What is the benefit of having varbinary field in a separate 1-1 table?

I need to store binary files in a varbinary(max) column on SQL Server 2005 like this: FileInfo FileInfoId int, PK, identity FileText varchar(max) (can be null) FileCreatedDate datetime etc. FileContent FileInfoId int, PK, FK FileContent varbinary(max) FileInfo has a one to one relationship with FileContent. The FileText is meant...

Django: How to model a MySQL VARBINARY HEX Field? (solved)

I am trying to model a VARBINARY MySQL field in Django v1.1.1. The binary field stores a hexadecimal representation of data (i.e. one would use INSERT INTO test(bin_val) VALUES X'4D7953514C') Reading the Django documentation[1] I came up with this sollution: class MyTest(models.Model): bin_val = BinValField() class BinValField(mod...

How do I save RichTextBox content into SQL varbinary (byte array) column?

Hi I want to save content of a RichTextBox to varbinary (= byte array) in XamlPackage format. I need technicial advise on how to it. I actually need to know how to convert between FlowDocument to byte array. Is it even recommended to store it as varbinary, or this is a bad idea? Update Code snippet: ///Load byte[] document = GetD...

Varbinary(max) images Visual Studio 2008

Hi, I need to read records from a employee database and display selected items (not in Gridview) - this is fine except for the image that is stored in varbinary(max). I need to step through the records - forwards and backwards. There are some records that has not image. I am having problems understanding the convertion method using that ...

SQL 2008: Filestream versus Binaries in the database.

Hello, Yesterday I asked the question on how I should save my files. After some research I've desided to go with storing the files "in" the database. I've checked the difference between storing the files using filestream and storing the files in the database itself. Each has it's advantages and disadvantages. To help me with my resear...

Performance impact - varbinary(max) and triggers

I was reading other post related to a problem I'm facing (http://stackoverflow.com/questions/1477690/what-is-the-benefit-of-having-varbinary-field-in-a-separate-1-1-table) looking for an aswer but I cant find one since a have a different scenario. I've read splitting varbinary(max) data into another table would no get performance improv...

Problems with a Union Query with an image/varbinary field

I'm having some problems with the following Query: SELECT v.idnum ,v.full_name ,convert(varbinary(max),s.signature) as Sig FROM AppDB.dbo.v_People1 AS v INNER JOIN OtherDB.dbo.Signatures AS s ON v.idnum = s.idnum UNION SELECT v.idnum , v.full_name , convert(varbinary(max), s.signatu...

SQL: Sequentially doing UPDATE .WRITE on VarBinary column

Hi all, I'm trying to create a little test application which reads chunks of a FileStream and appends it to a VarBinary(max) column on an SQL Server 2005 Express. Everything works - the column gets filled as it's supposed to, but my machine still seems to buffer everything into memory and I just can't see why. I'm using the following ...

equivalent of SQL binary relative value test in C#

I am trying to figure out the equivalent C# for this SQL: @var1 = "1a1" @var2 = "1F" CONVERT(varbinary, @var1) > CONVERT(varbinary, @var2) Is it the same as this? if (var1.CompareTo(var2) > 0) { } If not, then how do I simulate it? ...

Pre-allocate varbinary(max) without actually sending null data to the SQL Server?

I'm storing data in a varbinary(max) column and, for client performance reasons, chunking writes through the ".WRITE()" function using SQL Server 2005. This works great but, due to the side effects, I want to avoid the varbinary column dynamically sizing during each append. What I'd like to do is optimize this by pre-allocating the varb...

How to store varbinary in MySQL?

Just a quick question.. Out of two options mentioned below, how to store to varbinary column in MySQL? public_key = '67498930589635764678356756719' or public_key = 67498930589635764678356756719 Will the second method work? I am into an emergency moment working on a production server and didn't want to experiment on it. Thank you ...

How to improve performance in SQL Server table with image fields?

I'm having a very particular performance problem at work! In the system we're using there's a table that holds information about the current workflow process. One of the fields holds a spreadsheet that contains metadata about the process (don't ask me why!! and NO I CAN'T CHANGE IT!!) The problem is that this spreadsheet is stored in a...

Can I return a byte array from a SQL Server VarBinary column using a parameterized query?

I wrote a small VBA procedure to test uploading and downloading of files as binary data into and out of a VarBinary column in SQL Server using ADO. The upload process appears to work, but I cannot get the download process to work. I believe the output parameter for VarBinary is setup incorrectly, but I cannot find any documentation on h...

How to search a varbinary field in SQL Server?

I have an application where I allow users to upload files, mainly PDF and Word documents. These files are stored in a varbinary field in the database. For what it is worth, I need to have these files available regardless of how the user is accessing the application, via Web or Windows Forms application or any other Presentation layer. I...

Set Linq To Sql Binary field to null

Trying to set a Binary field to null gives me an ArgumentNull exception. I can set the field to be empty like this new Binary(new byte[] {}); but that's not null just an empty column. Is there a workaround using LinqToSql ? ...

Problem retrieving Strings from varbinary columns using HIbernate and MySQL

Hello, Here's my scenario. I save a bunch of Strings containing asian characters in MySQL using Hibernate. These strings are written in varbinary columns. Everything works fine during the saving operation. The DB contains the correct values (sequence of bytes). If I query (again using Hibernate) for the Strings that I saved I get the co...

Retrieving varbinary output from a query in sql server into classic ASP

Hi, I'm trying to retrieve a varbinary output value from a query running on SQL Server 2005 into Classic ASP. The ASP execution just fails when it comes to part of code that is simply taking a varbinary output into a string. So I guess we gotta handle it some other way. Actually, I'm trying to set (sp_setapprole) and unset (sp_unsetapp...

Database.ExecuteNonQuery does not return

I have a very odd issue. When I execute a specific database stored procedure from C# using SqlCommand.ExecuteNonQuery, my stored procedure is never executed. Furthermore, SQL Profiler does not register the command at all. I do not receive a command timeout, and no exeception is thrown. The weirdest thing is that this code has worked fi...

Permissions for Large Variables to Be Sent Via Stored Procedures (SQL Server)

I can't figure out a way to allow more than 4000 bytes to be received at once via a call to a stored procedure. I am storing images in the table that are around 15 - 20 kilobytes each, but upon getting them and displaying them to the page, they are always exactly 3.91 KB in size (or 4000 bytes). Do stored procedures have a limit on how ...