pears.BlobstoreDeleteExternal [iqx]

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====== pears.BlobstoreDeleteExternal ======
<WRAP center round info>
Generated schema reference. Regenerate this page from the SQL unload; keep hand-maintained business notes in the narrative namespace.
</WRAP>

===== Original SQL =====
<code sql>
create function "pears"."BlobstoreDeleteExternal"( 
  /* Application Maintained Function / Procedure - DO NOT EDIT*/
  in "xpath" char(250) ) 
returns integer
not deterministic
begin
  declare "delcmd" char(10);
  if "isnull"("xpath",'') <> '' then
    if "right"("BlobstoreDbFolder"(),1) = '/' then -- sp_delete_file AVs if file does not exist so avoid
      set "delcmd" = 'rm '
    else
      set "delcmd" = 'del '
    end if;
    return "xp_cmdshell"("delcmd"+"BlobstoreFullPath"("xpath"),'no_output') -- Will be 0 if the file was successfully deleted 
  else
    return 0
  end if
end
</code>