Updating rowguidcol error

Use File Stream DBGOCREATE TABLE [File Stream Data Storage]( [ID] [INT] IDENTITY(1,1) NOT NULL, [File Stream Data] VARBINARY(MAX) FILESTREAM NULL, [File Stream Data GUID] UNIQUEIDENTIFIER ROWGUIDCOL NOT NULL UNIQUE DEFAULT NEWSEQUENTIALID(),[Date Time] DATETIME DEFAULT GETDATE())ON [PRIMARY]FILESTREAM_ON File Stream Group GO Inserting FILESTREAM Data to File Stream Data Storage Table Let's add a row to the File Stream Data Storage table by execute the T-SQL below. JPG which is stored in the "C:\Sample Files" folder.

Before you run the below code, make sure you have changed the name of the file (C:\Sample Files\Image1.

Use Master GOIF EXISTS (SELECT name FROM sys.databases WHERE name = N'File Stream DB')DROP DATABASE File Stream DBGOUSE master GO-- Create File Stream DB Database CREATE DATABASE [File Stream DB] ON PRIMARY ( NAME = N'File Stream DB', FILENAME = N'D:\File Stream DB\File Stream DB.mdf' , SIZE = 10MB , MAXSIZE = UNLIMITED, FILEGROWTH = 10% )LOG ON ( NAME = N'File Stream DB_log', FILENAME = N'D:\File Stream DB\File Stream DB_log.ldf' , SIZE = 10MB , MAXSIZE = UNLIMITED , FILEGROWTH = 10%)GOALTER DATABASE [File Stream DB] ADD FILEGROUP [File Stream Group] CONTAINS FILESTREAM GOALTER DATABASE [File Stream DB] ADD FILE (NAME = N'File Stream DB_FSData', FILENAME = N'D:\File Stream DB\File Stream Data')TO FILEGROUP File Stream Group GO While creating a FILESTREAM enabled database; the DBA needs to specify CONTAINS FILESTREAM clause for at least one of the FILEGROUPs within the create database statement.

The snippet below shows the properties of the sample File Stream DB database which was created with the above TSQL statements.

The old FILESTREAM data will be removed from FILESTREAM data container once the next CHECKPOINT occurs and the garbage collector process has completed successfully.

If you want to trigger the FILESTREAM Garbage Collector thread EXPLICIT, then execute the CHECKPOINT command manually.

The is a very important system file which basically contains FILESTREAM header information.

Execute the TSQL query below to create the File Stream Data Storage table.

Retrieve FILESTREAM Data from File Stream Data Storage Table Even though the FILESTREAM data is stored in the NT File system, you can retrieve the FILESTREAM data from File Stream Data Storage table by executing the below mentioned TSQL. JPG) to a valid image file which exists on your computer.

Updating FILESTREAM Data stored in File Stream Data Storage Table You can update a row in the File Stream Data Storage table by execute the T-SQL below. Once a row is update in a table which has FILESTREAM enabled, the row will be get updated immediately within the table and the new FILESTREAM data file will be available within the FILESTREAM Data Container.

The FILESTREAM Garbage Collector generally happens when the next CHECKPOINT occurs and the garbage collector process has run.

This is the only reason why you will sometime see the FILESTREAM data which was deleted still in the FILESTREAM Data Container.

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updating rowguidcol error-89

Error: 5540, Severity: 16, The FILESTREAM column cannot be used with method %ls because the associated ROWGUIDCOL of the base table is nullable or does not have a unique constraint.

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