KH-502: Concept mappings to be properly concatenated in the concepts …

…query
ozone-his · May 16, 2024 · 8909def · 8909def
1 parent ddc30ad
commit 8909def
Showing 1 changed file with 7 additions and 2 deletions.
diff --git a/analytics/dsl/flattening/queries/concepts.sql b/analytics/dsl/flattening/queries/concepts.sql
@@ -1,7 +1,12 @@
 SELECT DISTINCT concept.concept_id AS concept_id,
 	LISTAGG(
-	    CONCAT_WS(': ', concept_reference_source.name, concept_reference_term.code), ', '
-	) AS concept_mappings_source_Codes,
+        CASE 
+            WHEN concept_reference_source.name != '' AND concept_reference_term.code != '' 
+            THEN CONCAT_WS(': ', concept_reference_source.name, concept_reference_term.code) 
+            ELSE NULL 
+        END
+        , ', '
+    ) AS concept_mappings_source_Codes,
 	concept_name.name AS name,
 	concept_name.locale AS locale,
 	concept_name.locale_preferred AS locale_preferred,