1 展开时，script只保留流向关系，

src/main/java/com/keymobile/metadata/metadataRelation/controller/RelationalGraphController.java

@@ -215,7 +215,7 @@ public class RelationalGraphController {
     }
 
     //展开当前节点
-    @ApiOperation(tags = "", value = "传入一个节点的元数据id与方向，返回当前节点的关系")
+    @ApiOperation(tags = "", value = "传入一个节点的元数据id与方向（向前forward ，向后backward），返回当前节点的关系")
     @RequestMapping(path = "/expandNode", method = RequestMethod.GET)
     public ReturnReslult expandNode(String dataId ,String direction) {
         logger.info("传入的元模型名称是："+dataId);

src/main/java/com/keymobile/metadata/metadataRelation/service/impl/MetadataRelationServiceImpl.java

@@ -44,11 +44,11 @@ public class MetadataRelationServiceImpl implements IMetadataRelationService {
         if(metadataId.startsWith("Table=")){
             cypher = " match p=(n:Neo4jTable {metadataId:\""+metadataId+"\"})"+directionNeo4j+"(m) return p  ";
         }else if(metadataId.startsWith("ETLJob=")){
-            cypher = " match p=(n:Neo4jETLJob {metadataId:\""+metadataId+"\"})"+directionNeo4j+"(m) return p " +
-                    "union  match p=(n:Neo4jETLJob {metadataId:\""+metadataId+"\"}) -[r:Composition]->(m) return p ";
+            cypher = " match p=(n:Neo4jETLJob {metadataId:\""+metadataId+"\"})"+directionNeo4j+"(m) return p "
+                    +   "union  match p=(n:Neo4jETLJob {metadataId:\""+metadataId+"\"}) -[r:Composition]->(m) return p ";
         }else if(metadataId.startsWith("ETLScript=")){
-            cypher = " match p=(n:Neo4jETLScript {metadataId:\""+metadataId+"\"})"+directionNeo4j+"(m) return p " +
-                    "union  match p=(n:Neo4jETLScript {metadataId:\""+metadataId+"\"}) <-[r:Composition]->(m) return p ";
+            cypher = " match p=(n:Neo4jETLScript {metadataId:\""+metadataId+"\"})"+directionNeo4j+"(m) return p ";
+//                    + "union  match p=(n:Neo4jETLScript {metadataId:\""+metadataId+"\"}) <-[r:Composition]->(m) return p ";
         }else if(metadataId.startsWith("SQL=")){
             cypher="match p=(n:Neo4jETLSql {metadataId:\""+metadataId+"\"}) <-[r:Composition]->(m) return p";
         }else {