2 files changed, 3 insertions, 1 deletions
diff --git a/data/sql/grid_alternatives.sql b/data/sql/grid_alternatives.sql
index 281a60e6..b92dbaa0 100644
--- a/data/sql/grid_alternatives.sql
+++ b/data/sql/grid_alternatives.sql
@@ -123,6 +123,8 @@ VALUES
 -- Netherlands / RDNAP 2018
 ('nlgeo2018.gtx','nl_nsgi_nlgeo2018.tif','nlgeo2018.gtx','GTiff','geoid_like',0,NULL,'https://cdn.proj.org/nl_nsgi_nlgeo2018.tif',1,1,NULL),
 ('rdtrans2018.gsb','nl_nsgi_rdtrans2018.tif','rdtrans2018.gsb','GTiff','hgridshift',0,NULL,'https://cdn.proj.org/nl_nsgi_rdtrans2018.tif',1,1,NULL),
+('NOT-YET-IN-GRID-TRANSFORMATION-naptrans2018.gtx','nl_nsgi_naptrans2018.tif','naptrans2018.gtx','GTiff','geoid_like',0,NULL,'https://cdn.proj.org/nl_nsgi_naptrans2018.tif',1,1,NULL),
+('NOT-YET-IN-GRID-TRANSFORMATION-rdcorr2018.gsb','nl_nsgi_rdcorr2018.tif','rdcorr2018.gsb','GTiff','hgridshift',0,NULL,'https://cdn.proj.org/nl_nsgi_rdcorr2018.tif',1,1,NULL),
 -- Belgium
 ('bd72lb72_etrs89lb08.gsb','be_ign_bd72lb72_etrs89lb08.tif','bd72lb72_etrs89lb08.gsb','GTiff','hgridshift',0,NULL,'https://cdn.proj.org/be_ign_bd72lb72_etrs89lb08.tif',1,1,NULL),
 -- Switzerland
diff --git a/data/sql/proj_db_table_defs.sql b/data/sql/proj_db_table_defs.sql
index cd545666..8de27a48 100644
--- a/data/sql/proj_db_table_defs.sql
+++ b/data/sql/proj_db_table_defs.sql
@@ -1118,7 +1118,7 @@ CREATE TRIGGER grid_alternatives_insert_trigger
 BEFORE INSERT ON grid_alternatives
 FOR EACH ROW BEGIN
     SELECT RAISE(ABORT, 'insert on grid_alternatives violates constraint: original_grid_name must be referenced in grid_transformation.grid_name')
-        WHERE NEW.original_grid_name NOT IN ('null') AND NEW.original_grid_name NOT IN (SELECT grid_name FROM grid_transformation);
+        WHERE NEW.original_grid_name NOT LIKE 'NOT-YET-IN-GRID-TRANSFORMATION-%' AND NEW.original_grid_name NOT IN (SELECT grid_name FROM grid_transformation);
 END;
 
 CREATE TABLE other_transformation(