Split File into Chunks

Demonstrates how to split a file into chunks.

Download Chilkat FileAccess ActiveX (freeware)

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @fac int
    EXEC @hr = sp_OACreate 'Chilkat.FileAccess', @fac OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int

    --  Any type of file may be split.  It doesn't matter if it's
    --  a binary file or a text file.
    DECLARE @fileToSplit nvarchar(4000)

    SELECT @fileToSplit = 'hamlet.xml'

    DECLARE @partPrefix nvarchar(4000)

    SELECT @partPrefix = 'hamlet'
    DECLARE @partExtension nvarchar(4000)

    SELECT @partExtension = 'spl'
    DECLARE @maxChunkSize int

    SELECT @maxChunkSize = 50000
    DECLARE @destDirPath nvarchar(4000)

    SELECT @destDirPath = '.'

    --  Splits hamlet.xml into hamlet1.spl, hamlet2.spl, ...
    --  Output files are written to the current working directory.
    --  Each chunk will be 50000 bytes except for the last which
    --  will be the remainder.
    EXEC sp_OAMethod @fac, 'SplitFile', @success OUT, @fileToSplit, @partPrefix, @partExtension, @maxChunkSize, @destDirPath

    IF @success = 1
      BEGIN

        PRINT 'Success.'
      END
    ELSE
      BEGIN
        EXEC sp_OAGetProperty @fac, 'LastErrorText', @sTmp0 OUT

        PRINT @sTmp0
      END
END
GO