Bug 13740: Fix null vs not null in the query

The previous patch did not work, only patrons *with* guanrantees were
deleted!

Signed-off-by: Koha Team AMU <koha.aixmarseille@gmail.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>

diff --git a/C4/Members.pm b/C4/Members.pm
index 7c3f9f6..4ca83b9 100644 (file)
--- a/C4/Members.pm
+++ b/C4/Members.pm
@@ -2124,7 +2124,7 @@ sub GetBorrowersToExpunge {
         LEFT JOIN old_issues USING (borrowernumber)
         LEFT JOIN issues USING (borrowernumber) 
         WHERE  category_type <> 'S'
-        AND tmp.guarantorid IS NOT NULL
+        AND tmp.guarantorid IS NULL
    |;
 
     my @query_params;