Create .bz2 (BZip2) Compressed File

Compress a file to create a .bz2 compressed file.

Download Chilkat 32-bit Zip ActiveX (.msi) (includes objects for .zip, .gz, .bz2, and .Z)

Download All 32-bit Chilkat ActiveX Components (.zip)

Download All 64-bit Chilkat ActiveX Components (.zip)

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @bz2 int
    EXEC @hr = sp_OACreate 'Chilkat.Bz2', @bz2 OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    DECLARE @success int

    --  Any string unlocks the component for the 1st 30-days.
    EXEC sp_OAMethod @bz2, 'UnlockComponent', @success OUT, 'Anything for 30-day trial.'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @bz2, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        RETURN
      END

    --  Any type of file may be compressed.
    --  The .bz2 file format is not an archive.  Only a single
    --  file may be compressed.  It is for this reason that you'll
    --  often see TAR files compressed with BZip2 (i.e. a file
    --  ending in .tar.bz2.

    --  This example will compress an XML file.
    --  The 1st arg is the file to compress, the 2nd arg is
    --  the output (.bz2) filename.
    EXEC sp_OAMethod @bz2, 'CompressFile', @success OUT, 'hamlet.xml', 'hamlet.xml.bz2'
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @bz2, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        RETURN
      END

    --  There is no limitation on the size of files that may be compressed.
    PRINT 'Success!'
END
GO