[bugfix] null point for bb expression

atms-api/src/main/java/pwc/taxtech/atms/dto/vatdto/BBParasBo.java

@@ -93,5 +93,6 @@ public class BBParasBo {
         this.rowIndex = otherBo.rowIndex;
         this.period = period;
         this.year = curYear;
+        this.formulaExpression=otherBo.formulaExpression;
     }
 }

atms-api/src/main/resources/RuntimeDbScripts/MYSQL/CreateProjectDB.sql

@@ -958,7 +958,7 @@ CREATE TABLE IF NOT EXISTS `DBKeyword_ProjectDbName`.`data_source_detail` (
   `id` bigint(18) unsigned NOT NULL,
   `data_source_id` bigint(18) unsigned NOT NULL DEFAULT '0',
   `data_source_type` int(11) unsigned NOT NULL DEFAULT '0',
-  `item_value` varchar(256) NOT NULL DEFAULT '',
+  `item_value` varchar(500) NOT NULL DEFAULT '',
   PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;