Top "Uniqueidentifier" questions

With reference to a given (possibly implicit) set of objects, a unique identifier is any identifier which is guaranteed to be unique among all identifiers used for those objects and for a specific purpose.

SQL Server: ISNULL on uniqueidentifier

I am trying to compare a column col1 and a variable @myvar in a WHERE clause. Both usually contain GUIDs, …

sql sql-server null uniqueidentifier isnull
How to obtain the android_id of a device?

Possible Duplicate: Is there a unique Android device ID? In the licensing documentation the android developers mention an easy way …

android uniqueidentifier
How to generate a unique identifier?

I need to generate some int value that would never repeat (at least theoretically). I know there is arc4random() …

iphone objective-c uniqueidentifier
Serials on NFC Tags - truly unique? cloneable?

So are NFC tags really UNIQUE from each other, at least in their SERIAL NUMBER? And can we rely on …

clone nfc uniqueidentifier rfid serial-number
Programmatic Views how to set unique id's?

I am creating in my app bunch of programmatic Views. As it appeared to be they all by default have …

android view uniqueidentifier
Convert from UniqueIdentifier to BigInt and Back?

declare @uu uniqueidentifier = 'C50B0567-F8CC-4219-A1E1-91C97BD9AE1B' select @uu declare @zaza bigint = ( select …

sql sql-server sql-server-2008 tsql uniqueidentifier
Aggregate Function on Uniqueidentifier (GUID)

Let's say I have the following table: category | guid ---------+----------------------- A | 5BC2... A | 6A1C... B | 92A2... Basically, I …

sql sql-server guid aggregate uniqueidentifier
Generate unique ID

I need to generate unique ID's for my application. When I used (UUID.randomUUID()).toString(), I am getting a code (…

java mysql database uniqueidentifier
Generating a globally unique identifier in Java

Summary: I'm developing a persistent Java web application, and I need to make sure that all resources I persist have …

java persistence uuid uniqueidentifier
How to get a SharePoint List Item By Unique Id

Is it possible to get SP List Item by unique Id (without writing a Caml request) if I know a …

sharepoint-2010 get uniqueidentifier sharepoint-clientobject