修正語法錯誤

bpmm02_spread.txt

@@ -184,11 +184,12 @@ main_block: BEGIN
   -- update 原單(hrs_leave), flow_level 及 flowstatus
   SELECT source_table, source_pk INTO v_tablename, v_source_pk FROM bpm_list WHERE flow_id = p_uuid;  
     
-  -- 動態更新原表
+  -- 動態更新原表(用 QUOTE 代替多單引號) 
   SET @sql = CONCAT(
-    'UPDATE ', v_tablename, ' SET flow_status = ''P''',
-    ', flow_signer = ''', IFNULL(v_all_signers, ''), '''',
-    ' WHERE ', v_source_pk, ' = ''', p_source_pk_value, ''''
+    'UPDATE ', v_tablename, 
+    ' SET flow_status = ', QUOTE('P'),
+    ', flow_signer = ', QUOTE(IFNULL(v_all_signers, '')),
+    ' WHERE ', v_source_pk, ' = ', QUOTE(p_source_pk_value)
   );
   
   PREPARE stmt FROM @sql;