sp_MSenumdeleteslightweight (Transact-SQL MetaData) Definition

Please note: that the following source code is provided and copyrighted by Microsoft and is for educational purpose only.
The meta data is from an SQL 2012 Server.

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Definition:

sys.sp_MSenumdeleteslightweight(uniqueidentifier @pubid
, int @tablenick
, uniqueidentifier @lastrowguid
, int @maxrows)

MetaData:

 create procedure sys.sp_MSenumdeleteslightweight  
    @pubid            uniqueidentifier,  
    @tablenick        int,  
    @lastrowguid    uniqueidentifier,  
    @maxrows         int  
as  
    set nocount on  
  
    declare @pubnick    int  
    declare @METADATA_TYPE_DeleteLightweight tinyint  
    declare @last_art_processing_order int  
    declare @maxint int  
    declare @retcode int  
  
    --  security check  
    exec @retcode = sys.sp_MSreplcheck_subscribe  
    if (@retcode <> 0 or @@error <> 0)  
        return 1  
  
    set @METADATA_TYPE_DeleteLightweight= 10  
    set @maxint= 2147483647  
  
    if 0 = @maxrows  
    begin  
        set @maxrows= @maxint  
    end  
      
    select @pubnick = sync_info from dbo.MSmerge_replinfo where repid = @pubid  
  
    --  Step 1: Set the localid value for the deletes that will be enumerated.  
    --             That localid will be reset upon downloading the proxied metadata  
    --            from that publisher.  
    --  Step 2: Enumerate all those rows whose localid has just been set.  
    --   
    if @tablenick = 0  
    begin  
        --  Step 1  
        update rt  
            set rt.sync_cookie= @pubnick  
            from dbo.MSmerge_rowtrack rt join dbo.sysmergearticles art  
            on rt.tablenick = art.nickname  
            where art.pubid = @pubid and  
                  rt.changetype = @METADATA_TYPE_DeleteLightweight  
  
        --  Step 2  
        select top (@maxrows) rt.tablenick, rt.rowguid, rt.rowvector  
            from dbo.MSmerge_rowtrack rt join dbo.sysmergearticles art  
            on rt.tablenick = art.nickname  
            where art.pubid = @pubid and  
                  rt.changetype = @METADATA_TYPE_DeleteLightweight and  
                  rt.sync_cookie = @pubnick  
            order by art.processing_order desc, rt.tablenick desc, rt.rowguid asc  
    end  
    else  
    begin  
        exec sys.sp_MSget_lightweightarticle_processing_order @tablenick, @pubid, @last_art_processing_order output  
          
        --  Step 1  
        update rt  
            set rt.sync_cookie= @pubnick  
            from dbo.MSmerge_rowtrack rt join dbo.sysmergearticles art  
            on rt.tablenick = art.nickname  
            where art.pubid = @pubid and  
                  rt.changetype = @METADATA_TYPE_DeleteLightweight and  
                  ((rt.tablenick = @tablenick and rt.rowguid > @lastrowguid)  
                    or  
                    (art.processing_order = @last_art_processing_order and rt.tablenick < @tablenick)  
                    or   
                    art.processing_order < @last_art_processing_order  
                  )  
  
        --  Step 2  
        select top (@maxrows) rt.tablenick, rt.rowguid, rt.rowvector  
            from dbo.MSmerge_rowtrack rt join dbo.sysmergearticles art  
            on rt.tablenick = art.nickname  
            where art.pubid = @pubid and  
                  rt.changetype = @METADATA_TYPE_DeleteLightweight and  
                  ((rt.tablenick = @tablenick and rt.rowguid > @lastrowguid)  
                    or  
                    (art.processing_order = @last_art_processing_order and rt.tablenick < @tablenick)  
                    or   
                    art.processing_order < @last_art_processing_order  
                  ) and  
                  rt.sync_cookie = @pubnick  
            order by art.processing_order desc, rt.tablenick desc, rt.rowguid asc  
    end  
  
    return 0