IT-fix

Author: Caideyipi

integration-test/src/test/java/org/apache/iotdb/relational/it/schema/IoTDBDatabaseIT.java

@@ -832,7 +832,7 @@ public void testDBAuth() throws SQLException {
           Collections.singleton("information_schema,INF,null,null,null,"));
       TestUtils.assertResultSetEqual(
           userStmt.executeQuery("select * from information_schema.databases"),
-          "database,ttl(ms),schema_replication_factor,data_replication_factor,time_partition_interval,schema_region_group_num,data_region_group_num,",
+          "database,ttl(ms),schema_replication_factor,data_replication_factor,time_partition_interval,schema_region_group_num,data_region_group_num,need_last_cache,",
           Collections.singleton("information_schema,INF,null,null,null,null,null,"));
     }
 

integration-test/src/test/java/org/apache/iotdb/relational/it/schema/IoTDBTableIT.java

@@ -646,7 +646,7 @@ public void testTableAuth() throws SQLException {
       Assert.assertThrows(SQLException.class, () -> userStmt.execute("select * from db.test"));
       TestUtils.assertResultSetEqual(
           userStmt.executeQuery("select * from information_schema.tables where database = 'db'"),
-          "database,table_name,ttl(ms),status,comment,table_type,",
+          "database,table_name,ttl(ms),status,comment,table_type,need_last_cache,",
           Collections.emptySet());
       TestUtils.assertResultSetEqual(
           userStmt.executeQuery("select * from information_schema.columns where database = 'db'"),

iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/persistence/schema/ClusterSchemaInfo.java

@@ -272,7 +272,9 @@ public TSStatus alterDatabase(final DatabaseSchemaPlan plan) {
             currentSchema.getTTL());
       }
 
-      if (alterSchema.isSetNeedLastCache()) {
+      if (alterSchema.isSetNeedLastCache()
+          && alterSchema.isNeedLastCache()
+              != (!currentSchema.isSetNeedLastCache() || currentSchema.isNeedLastCache())) {
         if (!currentSchema.isIsTableModel()) {
           result.setCode(TSStatusCode.SEMANTIC_ERROR.getStatusCode());
           result.setMessage("The tree model database does not support alter need last cache now.");