sp_MSenumcolumns (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_MSenumcolumns(uniqueidentifier @pubid
, uniqueidentifier @artid
, uniqueidentifier @maxschemaguidforarticle
, bit @show_filtering_columns)

MetaData:

 create procedure sys.sp_MSenumcolumns  
    @pubid uniqueidentifier,  
    @artid uniqueidentifier,  
    @maxschemaguidforarticle uniqueidentifier = NULL,  
    @show_filtering_columns bit = 0  
AS  
    declare @retcode            int  
    declare @procname            sysname  
    declare @nickname            int  
  
    --  security check  
    if ({fn ISPALUSER(@pubid)} <> 1)  
    begin  
        if (@pubid is NULL)  
        begin  
            RAISERROR (21723, 16, -1, 'sp_MSenumcolumns')  
            return 1  
        end  
        else  
        begin  
            RAISERROR (14126, 11, -1)  
            return 1  
        end  
    end  
      
    --   
    --  For security: break ownership chain as  
    --  we have no control over the proc name is  
    --   
    declare @spretcode int  
            ,@spcall nvarchar(256)  
    select @procname = 'dbo.' + select_proc from dbo.sysmergearticles where pubid = @pubid and artid = @artid  
    select @spcall = N'exec @p1 = ' + @procname + N' @maxschemaguidforarticle = '  
  
    if @maxschemaguidforarticle is NULL  
        select @spcall = @spcall + 'NULL'  
    else  
        select @spcall = @spcall + '''' + convert(nvarchar(40),@maxschemaguidforarticle) +  ''''  
  
    select @spcall = @spcall + ', @type = 6 '  
      
    exec @retcode = sys.sp_executesql @stmt = @spcall  
        ,@params = N'@p1 int output'  
        ,@p1 = @spretcode output  
    IF @@error<>0 or @retcode<>0 or @spretcode != 0   
        return 1  
      
    --  SQL2000 and lower agents pass @show_filtering_columns as 0.   
    if @show_filtering_columns = 1  
    begin  
        select @nickname = nickname from dbo.sysmergearticles  
        where pubid = @pubid   
        and artid = @artid  
          
        exec @retcode = sys.sp_MSgetfilteringcolumns @pubid = @pubid, @nickname = @nickname  
        if @@error <> 0 or @retcode <> 0  
            return 1  
    end  
      
    return 0