实现dbColumnNames方法

gjjs-bd-mybatis-support/src/main/java/com/brilliance/mda/support/mybatis/MyBatisDaoSession.java

@@ -225,6 +225,16 @@ public class MyBatisDaoSession extends AbstractDaoSession implements IDaoSession
     }
 
     @Override
+    public List<String> dbColumnNames() {
+        if (resultLocal.get().hasNext()){
+            Map<String, Object> map = resultLocal.get().next();
+            List<String> columnNames = new ArrayList<>(map.keySet());
+            return columnNames;
+        }
+        return null;
+    }
+
+    @Override
     public <T extends IModule> int dbReadset(IModuleList<T> list, String whereSql, Object[] objects) {
         String moduleDB = MdaUtils.getModuleListDB(list);
         DynamicDataSourceContextHolder.setDataSourceType(moduleDB);

gjjs-bd-runtime/src/main/java/com/brilliance/mda/runtime/mda/IContext.java

@@ -3,6 +3,7 @@ package com.brilliance.mda.runtime.mda;
 import com.brilliance.mda.runtime.mda.impl.EnvConfig;
 
 import java.io.Serializable;
+import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 

gjjs-bd-runtime/src/main/java/com/brilliance/mda/runtime/mda/IDaoSession.java

 package com.brilliance.mda.runtime.mda;
 
 import com.brilliance.mda.runtime.mda.impl.Argument;
+
+import java.util.List;
+
 public interface IDaoSession {
 	
 	void dbBegin();
@@ -51,4 +54,6 @@ public interface IDaoSession {
 	void dbReadset(IModuleList list, int maxSize, String sql);
 
 	String dbName();
+
+	List<String> dbColumnNames();
 }