Nicking ColdCoffee's setup:
-- Declare a temp table to hold the file names inside a folder
DECLARE @FolderAndFiles TABLE
(
Sl_Number INT IDENTITY(1,1) ,
FileNameWithFolder VARCHAR(1024)
)
-- Insert data into the table
INSERT INTO @FolderAndFiles (FileNameWithFolder)
SELECT 'C:\Development\Source_Files\VFP9Apps\Trunk' UNION ALL
SELECT 'C:\My Documents\VFPDevelopment' UNION ALL
SELECT 'C:\Program Files\Microsoft SQL Server' UNION ALL
SELECT 'C:\Program Files\Microsoft SQL Server Compact Edition\v3.5'
SELECT Sl_Number, FileNameWithFolder, LEFT(FileNameWithFolder, n)
FROM (
SELECT Sl_Number, FileNameWithFolder, n.n,
nthPos = ROW_NUMBER() OVER(PARTITION BY Sl_Number ORDER BY n.n)
FROM @FolderAndFiles
INNER JOIN (SELECT n = ROW_NUMBER() OVER (ORDER BY NAME) FROM dbo.SYSCOLUMNS) n
ON SUBSTRING(FileNameWithFolder, n.n, 1) = '\'
) d WHERE nthPos = 2
For fast, accurate and documented assistance in answering your questions, please read this article.
Understanding and using APPLY, (I) and (II) Paul White
Hidden RBAR: Triangular Joins / The "Numbers" or "Tally" Table: What it is and how it replaces a loop Jeff Moden