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Posted to commits@iotdb.apache.org by ja...@apache.org on 2021/11/23 05:13:38 UTC

[iotdb] branch rel/0.12 updated: [IOTDB-2050] Fix Time Filter doesn't take effect in last query bug (#4449)

This is an automated email from the ASF dual-hosted git repository.

jackietien pushed a commit to branch rel/0.12
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/rel/0.12 by this push:
     new 0358756  [IOTDB-2050] Fix Time Filter doesn't take effect in last query bug (#4449)
0358756 is described below

commit 0358756c58c80eba76fe5cc7508cf5113fd40058
Author: Jackie Tien <Ja...@foxmail.com>
AuthorDate: Tue Nov 23 13:12:56 2021 +0800

    [IOTDB-2050] Fix Time Filter doesn't take effect in last query bug (#4449)
---
 .../iotdb/db/query/executor/LastQueryExecutor.java |   4 +-
 .../IoTDBLastQueryWithTimeFilterIT.java            | 118 +++++++++++++++++++++
 2 files changed, 120 insertions(+), 2 deletions(-)

diff --git a/server/src/main/java/org/apache/iotdb/db/query/executor/LastQueryExecutor.java b/server/src/main/java/org/apache/iotdb/db/query/executor/LastQueryExecutor.java
index 5216943..a5745b3 100644
--- a/server/src/main/java/org/apache/iotdb/db/query/executor/LastQueryExecutor.java
+++ b/server/src/main/java/org/apache/iotdb/db/query/executor/LastQueryExecutor.java
@@ -177,7 +177,7 @@ public class LastQueryExecutor {
       for (int i = 0; i < nonCachedPaths.size(); i++) {
         QueryDataSource dataSource =
             QueryResourceManager.getInstance()
-                .getQueryDataSource(nonCachedPaths.get(i), context, null);
+                .getQueryDataSource(nonCachedPaths.get(i), context, filter);
         LastPointReader lastReader =
             new LastPointReader(
                 nonCachedPaths.get(i),
@@ -186,7 +186,7 @@ public class LastQueryExecutor {
                 context,
                 dataSource,
                 Long.MAX_VALUE,
-                null);
+                filter);
         readerList.add(lastReader);
       }
     } finally {
diff --git a/server/src/test/java/org/apache/iotdb/db/integration/IoTDBLastQueryWithTimeFilterIT.java b/server/src/test/java/org/apache/iotdb/db/integration/IoTDBLastQueryWithTimeFilterIT.java
new file mode 100644
index 0000000..f748f89
--- /dev/null
+++ b/server/src/test/java/org/apache/iotdb/db/integration/IoTDBLastQueryWithTimeFilterIT.java
@@ -0,0 +1,118 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.iotdb.db.integration;
+
+import org.apache.iotdb.db.conf.IoTDBDescriptor;
+import org.apache.iotdb.db.utils.EnvironmentUtils;
+import org.apache.iotdb.jdbc.Config;
+
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.Statement;
+
+import static org.junit.Assert.fail;
+
+public class IoTDBLastQueryWithTimeFilterIT {
+
+  private static final String[] dataSet1 =
+      new String[] {"INSERT INTO root.sg1.d1(timestamp,s1) " + "values(1, 1)", "flush"};
+
+  private static final String TIMESEIRES_STR = "timeseries";
+  private static final String VALUE_STR = "value";
+  private static boolean enableLastCache;
+
+  @BeforeClass
+  public static void setUp() throws Exception {
+    EnvironmentUtils.closeStatMonitor();
+    EnvironmentUtils.envSetUp();
+    enableLastCache = IoTDBDescriptor.getInstance().getConfig().isLastCacheEnabled();
+    IoTDBDescriptor.getInstance().getConfig().setEnableLastCache(false);
+    Class.forName(Config.JDBC_DRIVER_NAME);
+    prepareData();
+  }
+
+  @AfterClass
+  public static void tearDown() throws Exception {
+    IoTDBDescriptor.getInstance().getConfig().setEnableLastCache(enableLastCache);
+    EnvironmentUtils.cleanEnv();
+  }
+
+  @Test
+  public void lastWithTimeFilterTest() throws Exception {
+
+    try (Connection connection =
+            DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root");
+        Statement statement = connection.createStatement()) {
+
+      statement.execute("select last s1 from root.sg1.d1 where time > 1");
+
+      ResultSet resultSet = statement.getResultSet();
+      int cnt = 0;
+      while (resultSet.next()) {
+        fail();
+      }
+      Assert.assertEquals(0, cnt);
+    }
+  }
+
+  @Test
+  public void lastWithoutTimeFilterTest() throws Exception {
+
+    String[] retArray =
+        new String[] {
+          "root.sg1.d1.s1,1.0",
+        };
+    try (Connection connection =
+            DriverManager.getConnection("jdbc:iotdb://127.0.0.1:6667/", "root", "root");
+        Statement statement = connection.createStatement()) {
+
+      statement.execute("select last s1 from root.sg1.d1");
+
+      ResultSet resultSet = statement.getResultSet();
+      int cnt = 0;
+      while (resultSet.next()) {
+        String ans = resultSet.getString(TIMESEIRES_STR) + "," + resultSet.getString(VALUE_STR);
+        Assert.assertEquals(retArray[cnt], ans);
+        cnt++;
+      }
+      Assert.assertEquals(retArray.length, cnt);
+    }
+  }
+
+  private static void prepareData() {
+    try (Connection connection =
+            DriverManager.getConnection(
+                Config.IOTDB_URL_PREFIX + "127.0.0.1:6667/", "root", "root");
+        Statement statement = connection.createStatement()) {
+
+      for (String sql : dataSet1) {
+        statement.execute(sql);
+      }
+
+    } catch (Exception e) {
+      e.printStackTrace();
+    }
+  }
+}