[improvement](chat) Added query type parsing, supporting metrics, entities, and other query types. (#392)

chat/api/src/main/java/com/tencent/supersonic/chat/api/pojo/QueryType.java

@@ -0,0 +1,19 @@
+package com.tencent.supersonic.chat.api.pojo;
+
+/***
+ * Query Type
+ */
+public enum QueryType {
+    /**
+     * queries with metrics included in the select statement
+     */
+    METRIC,
+    /**
+     * queries with entity unique key included in the select statement
+     */
+    ENTITY,
+    /**
+     * the other queries
+     */
+    OTHER
+}

chat/api/src/main/java/com/tencent/supersonic/chat/api/pojo/SemanticParseInfo.java

@@ -40,6 +40,7 @@ public class SemanticParseInfo {
     private Map<String, Object> properties = new HashMap<>();
     private EntityInfo entityInfo;
     private SqlInfo sqlInfo = new SqlInfo();
+    private QueryType queryType = QueryType.OTHER;
 
     public Long getModelId() {
         return model != null ? model.getId() : 0L;