recover example
diff --git a/example/session/src/main/java/org/apache/iotdb/AlignedTimeseriesSessionExample.java b/example/session/src/main/java/org/apache/iotdb/AlignedTimeseriesSessionExample.java
index 84e570b..288bd65 100644
--- a/example/session/src/main/java/org/apache/iotdb/AlignedTimeseriesSessionExample.java
+++ b/example/session/src/main/java/org/apache/iotdb/AlignedTimeseriesSessionExample.java
@@ -63,45 +63,45 @@
     // set session fetchSize
     session.setFetchSize(10000);
 
-    //    //    createTemplate();
-    //    createAlignedTimeseries();
-    //    createAlignedTimeseriesWithNullPartical();
-    //
-    //    insertAlignedRecord();
+    //    createTemplate();
+    createAlignedTimeseries();
+    createAlignedTimeseriesWithNullPartical();
+
+    insertAlignedRecord();
     //    insertAlignedRecords();
     //    insertAlignedRecordsOfOneDevice();
 
     //    insertAlignedStringRecord();
     //    insertAlignedStringRecords();
 
-    insertTabletWithAlignedTimeseriesMethod1();
+    //    insertTabletWithAlignedTimeseriesMethod1();
     //    insertTabletWithAlignedTimeseriesMethod2();
     //    insertNullableTabletWithAlignedTimeseries();
     //    insertTabletsWithAlignedTimeseries();
-    //    session.executeNonQueryStatement(FLUSH);
-    //    selectTest();
-    //    selectWithValueFilterTest();
-    //    selectWithLastTest();
-    //    selectWithLastTestWithoutValueFilter();
-    //    session.executeNonQueryStatement("delete from root.sg_1.d1.s1 where time <= 5");
-    //    System.out.println("execute sql delete from root.sg_1.d1.s1 where time <= 5");
-    //    selectTest();
-    //    selectWithValueFilterTest();
-    //    selectWithLastTest();
-    //    selectWithLastTestWithoutValueFilter();
-    //    session.executeNonQueryStatement("delete from root.sg_1.d1.s2 where time <= 3");
-    //    System.out.println("execute sql delete from root.sg_1.d1.s2 where time <= 3");
-    //
-    //    selectTest();
-    //    selectWithValueFilterTest();
-    //    selectWithLastTest();
-    //    selectWithLastTestWithoutValueFilter();
-    //    session.executeNonQueryStatement("delete from root.sg_1.d1.s1 where time <= 10");
-    //    System.out.println("execute sql delete from root.sg_1.d1.s1 where time <= 10");
-    //    selectTest();
-    //    selectWithValueFilterTest();
-    //    selectWithLastTest();
-    //    selectWithLastTestWithoutValueFilter();
+    session.executeNonQueryStatement(FLUSH);
+    selectTest();
+    selectWithValueFilterTest();
+    selectWithLastTest();
+    selectWithLastTestWithoutValueFilter();
+    session.executeNonQueryStatement("delete from root.sg_1.d1.s1 where time <= 5");
+    System.out.println("execute sql delete from root.sg_1.d1.s1 where time <= 5");
+    selectTest();
+    selectWithValueFilterTest();
+    selectWithLastTest();
+    selectWithLastTestWithoutValueFilter();
+    session.executeNonQueryStatement("delete from root.sg_1.d1.s2 where time <= 3");
+    System.out.println("execute sql delete from root.sg_1.d1.s2 where time <= 3");
+
+    selectTest();
+    selectWithValueFilterTest();
+    selectWithLastTest();
+    selectWithLastTestWithoutValueFilter();
+    session.executeNonQueryStatement("delete from root.sg_1.d1.s1 where time <= 10");
+    System.out.println("execute sql delete from root.sg_1.d1.s1 where time <= 10");
+    selectTest();
+    selectWithValueFilterTest();
+    selectWithLastTest();
+    selectWithLastTestWithoutValueFilter();
 
     //    selectWithValueFilterTest();
     //    selectWithGroupByTest();
@@ -347,6 +347,7 @@
     // only measurementId and data type in MeasurementSchema take effects in Tablet
     List<IMeasurementSchema> schemaList = new ArrayList<>();
     schemaList.add(new MeasurementSchema("s1", TSDataType.INT64));
+    schemaList.add(new MeasurementSchema("s2", TSDataType.INT32));
 
     Tablet tablet = new Tablet(ROOT_SG1_D1, schemaList);
     long timestamp = 1;
@@ -356,30 +357,8 @@
       tablet.addTimestamp(rowIndex, timestamp);
       tablet.addValue(
           schemaList.get(0).getMeasurementName(), rowIndex, new SecureRandom().nextLong());
-
-      if (tablet.getRowSize() == tablet.getMaxRowNumber()) {
-        session.insertAlignedTablet(tablet, true);
-        tablet.reset();
-      }
-      timestamp++;
-    }
-
-    if (tablet.getRowSize() != 0) {
-      session.insertAlignedTablet(tablet);
-      tablet.reset();
-    }
-
-    schemaList = new ArrayList<>();
-    schemaList.add(new MeasurementSchema("s2", TSDataType.INT32));
-
-    tablet = new Tablet(ROOT_SG1_D1, schemaList);
-    timestamp = 1;
-
-    for (long row = 1; row < 100; row++) {
-      int rowIndex = tablet.getRowSize();
-      tablet.addTimestamp(rowIndex, timestamp);
       tablet.addValue(
-          schemaList.get(0).getMeasurementName(), rowIndex, new SecureRandom().nextInt());
+          schemaList.get(1).getMeasurementName(), rowIndex, new SecureRandom().nextInt());
 
       if (tablet.getRowSize() == tablet.getMaxRowNumber()) {
         session.insertAlignedTablet(tablet, true);
@@ -393,7 +372,7 @@
       tablet.reset();
     }
 
-    //    session.executeNonQueryStatement(FLUSH);
+    session.executeNonQueryStatement(FLUSH);
   }
 
   /** Method 2 for insert tablet with aligned timeseries */