[maven-release-plugin] prepare release v1.1.0
diff --git a/antlr/pom.xml b/antlr/pom.xml
index 6255fb0..6393bce 100644
--- a/antlr/pom.xml
+++ b/antlr/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-antlr</artifactId>
diff --git a/cli/pom.xml b/cli/pom.xml
index 9526db1..6ba12c6 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-cli</artifactId>
diff --git a/client-cpp/pom.xml b/client-cpp/pom.xml
index 89c8319..94591ea 100644
--- a/client-cpp/pom.xml
+++ b/client-cpp/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>client-cpp</artifactId>
@@ -125,8 +125,8 @@
                 <thrift.exec.absolute.path>${project.parent.basedir}/compile-tools/thrift/target/build/compiler/cpp/bin/${cmake.build.type}/thrift.exe</thrift.exec.absolute.path>
                 <iotdb.start.script>start-standalone.bat</iotdb.start.script>
                 <iotdb.stop.script>stop-standalone.bat</iotdb.stop.script>
-                <boost.include.dir />
-                <boost.library.dir />
+                <boost.include.dir/>
+                <boost.library.dir/>
             </properties>
         </profile>
         <profile>
diff --git a/client-py/pom.xml b/client-py/pom.xml
index ca39a3c..12a2779 100644
--- a/client-py/pom.xml
+++ b/client-py/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-python-api</artifactId>
diff --git a/code-coverage/pom.xml b/code-coverage/pom.xml
index 05e2316..c518aef 100644
--- a/code-coverage/pom.xml
+++ b/code-coverage/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-code-coverage</artifactId>
diff --git a/compile-tools/pom.xml b/compile-tools/pom.xml
index 8022497..91d27b9 100644
--- a/compile-tools/pom.xml
+++ b/compile-tools/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>client-cpp-tools</artifactId>
@@ -35,7 +35,7 @@
         <cmake-version>3.17.3</cmake-version>
         <openssl.include.dir>-Dtrue1=true1</openssl.include.dir>
         <bison.executable.dir>-Dtrue1=true1</bison.executable.dir>
-        <cmake.build.type />
+        <cmake.build.type/>
     </properties>
     <modules>
         <module>thrift</module>
@@ -138,8 +138,8 @@
                 <thrift.make.executable>make</thrift.make.executable>
                 <thrift.compiler.executable>thrift.exe</thrift.compiler.executable>
                 <gradlew.executable>gradlew.bat</gradlew.executable>
-                <boost.include.dir />
-                <boost.library.dir />
+                <boost.include.dir/>
+                <boost.library.dir/>
             </properties>
         </profile>
     </profiles>
diff --git a/compile-tools/thrift/pom.xml b/compile-tools/thrift/pom.xml
index 338c131..53f24c4 100644
--- a/compile-tools/thrift/pom.xml
+++ b/compile-tools/thrift/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>client-cpp-tools</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>client-cpp-tools-thrift</artifactId>
diff --git a/confignode/pom.xml b/confignode/pom.xml
index 47e5151..3b4c333 100644
--- a/confignode/pom.xml
+++ b/confignode/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-confignode</artifactId>
diff --git a/consensus/pom.xml b/consensus/pom.xml
index f3814a9..fbacb4e 100644
--- a/consensus/pom.xml
+++ b/consensus/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index e5c6610..7ddb08b 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -24,12 +24,12 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-distribution</artifactId>
     <name>IoTDB Distribution</name>
-    <modules />
+    <modules/>
     <build>
         <plugins>
             <plugin>
diff --git a/example/client-cpp-example/pom.xml b/example/client-cpp-example/pom.xml
index d373352..ed80d87 100644
--- a/example/client-cpp-example/pom.xml
+++ b/example/client-cpp-example/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>client-cpp-example</artifactId>
@@ -84,7 +84,7 @@
             <properties>
                 <cmake.generator>Visual Studio 16 2019</cmake.generator>
                 <cmake.root.dir>${project.parent.basedir}/../compile-tools/thrift/target/cmake-${cmake-version}-win64-x64/</cmake.root.dir>
-                <boost.include.dir />
+                <boost.include.dir/>
             </properties>
         </profile>
         <profile>
diff --git a/example/ext-pipe-plugin-example/pom.xml b/example/ext-pipe-plugin-example/pom.xml
index 816cf10..dc29cd5 100644
--- a/example/ext-pipe-plugin-example/pom.xml
+++ b/example/ext-pipe-plugin-example/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>iotdb-examples</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>ext-pipe-plugin-example</artifactId>
@@ -37,7 +37,7 @@
         <dependency>
             <groupId>org.apache.iotdb</groupId>
             <artifactId>external-pipe-api</artifactId>
-            <version>1.1.1-SNAPSHOT</version>
+            <version>1.1.0</version>
         </dependency>
     </dependencies>
     <build>
diff --git a/example/flink/pom.xml b/example/flink/pom.xml
index 844752b..5a599cf 100644
--- a/example/flink/pom.xml
+++ b/example/flink/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>flink-example</artifactId>
diff --git a/example/hadoop/pom.xml b/example/hadoop/pom.xml
index 4b4bacf..2a752ba 100644
--- a/example/hadoop/pom.xml
+++ b/example/hadoop/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>iotdb-examples</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>hadoop-example</artifactId>
diff --git a/example/influxdb-protocol-example/pom.xml b/example/influxdb-protocol-example/pom.xml
index eec9bc6..026f82c 100644
--- a/example/influxdb-protocol-example/pom.xml
+++ b/example/influxdb-protocol-example/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>iotdb-examples</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>influxdb-protocol-example</artifactId>
diff --git a/example/jdbc/pom.xml b/example/jdbc/pom.xml
index f9c24c8..bf54e03 100644
--- a/example/jdbc/pom.xml
+++ b/example/jdbc/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-examples</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>jdbc-example</artifactId>
diff --git a/example/kafka/pom.xml b/example/kafka/pom.xml
index a06b8f9..f564b16 100644
--- a/example/kafka/pom.xml
+++ b/example/kafka/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>kafka-example</artifactId>
diff --git a/example/mqtt-customize/pom.xml b/example/mqtt-customize/pom.xml
index 2feb330..ce21bdb 100644
--- a/example/mqtt-customize/pom.xml
+++ b/example/mqtt-customize/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>customize-mqtt-example</artifactId>
diff --git a/example/mqtt/pom.xml b/example/mqtt/pom.xml
index 8daa96b..b3cbae0 100644
--- a/example/mqtt/pom.xml
+++ b/example/mqtt/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>mqtt-example</artifactId>
diff --git a/example/pom.xml b/example/pom.xml
index 5cef594..d2fbc79 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <packaging>pom</packaging>
diff --git a/example/pulsar/pom.xml b/example/pulsar/pom.xml
index c03a7f9..83e6ac1 100644
--- a/example/pulsar/pom.xml
+++ b/example/pulsar/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-examples</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/example/rabbitmq/pom.xml b/example/rabbitmq/pom.xml
index 1c18bf7..249d4ec 100644
--- a/example/rabbitmq/pom.xml
+++ b/example/rabbitmq/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>rabbitmq-example</artifactId>
diff --git a/example/rest-java-example/pom.xml b/example/rest-java-example/pom.xml
index fba0679..7ef7084 100644
--- a/example/rest-java-example/pom.xml
+++ b/example/rest-java-example/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-examples</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>rest-java-example</artifactId>
diff --git a/example/rocketmq/pom.xml b/example/rocketmq/pom.xml
index 410dd36..b58e50d 100644
--- a/example/rocketmq/pom.xml
+++ b/example/rocketmq/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>rocketmq-example</artifactId>
diff --git a/example/session/pom.xml b/example/session/pom.xml
index 0fa4291..d06f89b 100644
--- a/example/session/pom.xml
+++ b/example/session/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-examples</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>client-example</artifactId>
diff --git a/example/trigger/pom.xml b/example/trigger/pom.xml
index 20f87b6..5d1e846 100644
--- a/example/trigger/pom.xml
+++ b/example/trigger/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>trigger-example</artifactId>
@@ -123,7 +123,7 @@
                                 <importOrder>
                                     <order>org.apache.iotdb,,javax,java,\#</order>
                                 </importOrder>
-                                <removeUnusedImports />
+                                <removeUnusedImports/>
                             </java>
                         </configuration>
                         <executions>
diff --git a/example/tsfile/pom.xml b/example/tsfile/pom.xml
index 226ccc8..aaf72ec 100644
--- a/example/tsfile/pom.xml
+++ b/example/tsfile/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>tsfile-example</artifactId>
diff --git a/example/udf/pom.xml b/example/udf/pom.xml
index f8ce3bc..7d2907e 100644
--- a/example/udf/pom.xml
+++ b/example/udf/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-examples</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>udf-example</artifactId>
@@ -117,7 +117,7 @@
                                 <importOrder>
                                     <order>org.apache.iotdb,,javax,java,\#</order>
                                 </importOrder>
-                                <removeUnusedImports />
+                                <removeUnusedImports/>
                             </java>
                         </configuration>
                         <executions>
diff --git a/external-api/pom.xml b/external-api/pom.xml
index 11f0ab8..90bb8e1 100644
--- a/external-api/pom.xml
+++ b/external-api/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/external-pipe-api/pom.xml b/external-pipe-api/pom.xml
index fdab6ad..7fb8e94 100644
--- a/external-pipe-api/pom.xml
+++ b/external-pipe-api/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/flink-iotdb-connector/pom.xml b/flink-iotdb-connector/pom.xml
index 8722954..c0b9bbc 100644
--- a/flink-iotdb-connector/pom.xml
+++ b/flink-iotdb-connector/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>flink-iotdb-connector</artifactId>
diff --git a/flink-tsfile-connector/pom.xml b/flink-tsfile-connector/pom.xml
index bc08ad8..67411d5 100644
--- a/flink-tsfile-connector/pom.xml
+++ b/flink-tsfile-connector/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>flink-tsfile-connector</artifactId>
diff --git a/grafana-connector/pom.xml b/grafana-connector/pom.xml
index 64c88d2..254af00 100644
--- a/grafana-connector/pom.xml
+++ b/grafana-connector/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <!--parent>
@@ -170,7 +170,7 @@
                                     <transformer implementation="org.apache.maven.plugins.shade.resource.AppendingTransformer">
                                         <resource>META-INF/spring.schemas</resource>
                                     </transformer>
-                                    <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer" />
+                                    <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
                                     <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                         <mainClass>${start-class}</mainClass>
                                     </transformer>
diff --git a/grafana-plugin/pom.xml b/grafana-plugin/pom.xml
index c5d405e..03ef548 100644
--- a/grafana-plugin/pom.xml
+++ b/grafana-plugin/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-grafana-plugin</artifactId>
@@ -123,16 +123,16 @@
                                 <configuration>
                                     <tasks>
                                         <condition property="osFamily" value="windows">
-                                            <os family="windows" />
+                                            <os family="windows"/>
                                         </condition>
                                         <condition property="osFamily" value="unix">
-                                            <os family="unix" />
+                                            <os family="unix"/>
                                         </condition>
                                         <exec executable="C:\\Windows\\System32\\cmd.exe" osfamily="windows">
-                                            <arg line="/c backend-compile.bat" />
+                                            <arg line="/c backend-compile.bat"/>
                                         </exec>
                                         <exec executable="/bin/bash" osfamily="unix">
-                                            <arg line="-c ./backend-compile.sh" />
+                                            <arg line="-c ./backend-compile.sh"/>
                                         </exec>
                                     </tasks>
                                 </configuration>
diff --git a/hadoop/pom.xml b/hadoop/pom.xml
index 8807491..3aececa 100644
--- a/hadoop/pom.xml
+++ b/hadoop/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>hadoop-tsfile</artifactId>
diff --git a/hive-connector/pom.xml b/hive-connector/pom.xml
index 3c72bc1..6ce4bd7 100644
--- a/hive-connector/pom.xml
+++ b/hive-connector/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>hive-connector</artifactId>
diff --git a/influxdb-protocol/pom.xml b/influxdb-protocol/pom.xml
index ccbd479..6c2939f 100644
--- a/influxdb-protocol/pom.xml
+++ b/influxdb-protocol/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>influxdb-protocol</artifactId>
diff --git a/integration/pom.xml b/integration/pom.xml
index ffe3935..82f6bb6 100644
--- a/integration/pom.xml
+++ b/integration/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>integration</artifactId>
@@ -85,7 +85,7 @@
             <id>LocalStandalone</id>
             <properties>
                 <test.includedGroups>org.apache.iotdb.itbase.category.LocalStandaloneTest</test.includedGroups>
-                <test.excludedGroups />
+                <test.excludedGroups/>
             </properties>
             <activation>
                 <activeByDefault>true</activeByDefault>
@@ -155,7 +155,7 @@
             <id>Remote</id>
             <properties>
                 <test.includedGroups>org.apache.iotdb.itbase.category.RemoteTest</test.includedGroups>
-                <test.excludedGroups />
+                <test.excludedGroups/>
             </properties>
             <activation>
                 <activeByDefault>false</activeByDefault>
@@ -219,7 +219,7 @@
             <id>Cluster</id>
             <properties>
                 <test.includedGroups>org.apache.iotdb.itbase.category.ClusterTest</test.includedGroups>
-                <test.excludedGroups />
+                <test.excludedGroups/>
             </properties>
             <activation>
                 <activeByDefault>false</activeByDefault>
diff --git a/isession/pom.xml b/isession/pom.xml
index bdb26b0..96b492b 100644
--- a/isession/pom.xml
+++ b/isession/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>isession</artifactId>
diff --git a/jdbc/pom.xml b/jdbc/pom.xml
index d6aab11..32957ba 100644
--- a/jdbc/pom.xml
+++ b/jdbc/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-jdbc</artifactId>
@@ -210,7 +210,7 @@
                                                 </goals>
                                             </pluginExecutionFilter>
                                             <action>
-                                                <ignore />
+                                                <ignore/>
                                             </action>
                                         </pluginExecution>
                                     </pluginExecutions>
diff --git a/library-udf/pom.xml b/library-udf/pom.xml
index 433feff..9d177ef 100644
--- a/library-udf/pom.xml
+++ b/library-udf/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>library-udf</artifactId>
diff --git a/metrics/dropwizard-metrics/pom.xml b/metrics/dropwizard-metrics/pom.xml
index c9bd64b..583f2f8 100644
--- a/metrics/dropwizard-metrics/pom.xml
+++ b/metrics/dropwizard-metrics/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-metrics</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>dropwizard-metrics</artifactId>
diff --git a/metrics/interface/pom.xml b/metrics/interface/pom.xml
index e671092..5c04541 100644
--- a/metrics/interface/pom.xml
+++ b/metrics/interface/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-metrics</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>metrics-interface</artifactId>
diff --git a/metrics/micrometer-metrics/pom.xml b/metrics/micrometer-metrics/pom.xml
index 45bc7d5..b23449b 100644
--- a/metrics/micrometer-metrics/pom.xml
+++ b/metrics/micrometer-metrics/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-metrics</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>micrometer-metrics</artifactId>
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>org.apache.iotdb</groupId>
             <artifactId>metrics-interface</artifactId>
-            <version>1.1.1-SNAPSHOT</version>
+            <version>1.1.0</version>
         </dependency>
         <dependency>
             <groupId>io.micrometer</groupId>
diff --git a/metrics/pom.xml b/metrics/pom.xml
index 4d3044e..c0f91ec 100644
--- a/metrics/pom.xml
+++ b/metrics/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-metrics</artifactId>
diff --git a/mlnode/pom.xml b/mlnode/pom.xml
index 4e23ba5..acedffe 100644
--- a/mlnode/pom.xml
+++ b/mlnode/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-mlnode</artifactId>
diff --git a/node-commons/pom.xml b/node-commons/pom.xml
index 79bc21b..684b3a5 100644
--- a/node-commons/pom.xml
+++ b/node-commons/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>node-commons</artifactId>
diff --git a/openapi/pom.xml b/openapi/pom.xml
index f2446e7..2e811fa 100644
--- a/openapi/pom.xml
+++ b/openapi/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/pipe-api/pom.xml b/pipe-api/pom.xml
index 7c7fd38..d827190 100644
--- a/pipe-api/pom.xml
+++ b/pipe-api/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/pom.xml b/pom.xml
index 08db8e0..bc55647 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
     </parent>
     <groupId>org.apache.iotdb</groupId>
     <artifactId>iotdb-parent</artifactId>
-    <version>1.1.1-SNAPSHOT</version>
+    <version>1.1.0</version>
     <packaging>pom</packaging>
     <name>Apache IoTDB Project Parent POM</name>
     <description>This is the top level project that builds, packages the tsfile, iotdb engine, jdbc, and integration libs.</description>
@@ -42,7 +42,7 @@
         <connection>scm:git:ssh://git@github.com/apache/iotdb.git</connection>
         <developerConnection>scm:git:ssh://git@github.com/apache/iotdb.git</developerConnection>
         <url>ssh://git@github.com:apache/iotdb.git</url>
-        <tag>rel/0.10</tag>
+        <tag>v1.1.0</tag>
     </scm>
     <!-- Only configure the site distribution as the rest is handled by the apache parent -->
     <distributionManagement>
@@ -176,7 +176,7 @@
         <sonar.junit.reportPaths>target/surefire-reports,target/failsafe-reports</sonar.junit.reportPaths>
         <!-- By default, the argLine is empty-->
         <gson.version>2.8.9</gson.version>
-        <argLine />
+        <argLine/>
         <!-- whether enable compiling the cpp client-->
         <client-cpp>false</client-cpp>
         <!-- disable enforcer by default-->
@@ -812,7 +812,7 @@
                             <importOrder>
                                 <order>org.apache.iotdb,,javax,java,\#</order>
                             </importOrder>
-                            <removeUnusedImports />
+                            <removeUnusedImports/>
                         </java>
                         <lineEndings>UNIX</lineEndings>
                     </configuration>
@@ -890,7 +890,7 @@
                         <phase>validate</phase>
                         <configuration>
                             <rules>
-                                <dependencyConvergence />
+                                <dependencyConvergence/>
                             </rules>
                         </configuration>
                         <goals>
@@ -936,7 +936,7 @@
                                 </requireJavaVersion>
                                 <!-- Disabled for now as it breaks the ability to build single modules -->
                                 <!--reactorModuleConvergence/-->
-                                <banVulnerable implementation="org.sonatype.ossindex.maven.enforcer.BanVulnerableDependencies" />
+                                <banVulnerable implementation="org.sonatype.ossindex.maven.enforcer.BanVulnerableDependencies"/>
                             </rules>
                         </configuration>
                     </execution>
diff --git a/rewrite-tsfile-tool/pom.xml b/rewrite-tsfile-tool/pom.xml
index 5a64d19..094567a 100644
--- a/rewrite-tsfile-tool/pom.xml
+++ b/rewrite-tsfile-tool/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/schema-engine-rocksdb/pom.xml b/schema-engine-rocksdb/pom.xml
index 49afd78..351c7a4 100644
--- a/schema-engine-rocksdb/pom.xml
+++ b/schema-engine-rocksdb/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>schema-engine-rocksdb</artifactId>
diff --git a/schema-engine-tag/pom.xml b/schema-engine-tag/pom.xml
index 5adc996..2e2865b 100644
--- a/schema-engine-tag/pom.xml
+++ b/schema-engine-tag/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>schema-engine-tag</artifactId>
diff --git a/server/pom.xml b/server/pom.xml
index 2174deb..a365fd0 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-server</artifactId>
diff --git a/service-rpc/pom.xml b/service-rpc/pom.xml
index 1c8482c..a31bec2 100644
--- a/service-rpc/pom.xml
+++ b/service-rpc/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>service-rpc</artifactId>
diff --git a/session/pom.xml b/session/pom.xml
index 3f6a8e0..e8c0f0a 100644
--- a/session/pom.xml
+++ b/session/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/site/pom.xml b/site/pom.xml
index ff806f1..6d3fd3d 100644
--- a/site/pom.xml
+++ b/site/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
@@ -309,7 +309,7 @@
                                 <configuration>
                                     <tasks>
                                         <exec executable="/bin/bash">
-                                            <arg line="-c ./replace-picture-urls.sh" />
+                                            <arg line="-c ./replace-picture-urls.sh"/>
                                         </exec>
                                     </tasks>
                                 </configuration>
diff --git a/spark-iotdb-connector/pom.xml b/spark-iotdb-connector/pom.xml
index 947e8d8..e82ced2 100644
--- a/spark-iotdb-connector/pom.xml
+++ b/spark-iotdb-connector/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>spark-iotdb-connector</artifactId>
diff --git a/spark-tsfile/pom.xml b/spark-tsfile/pom.xml
index 85aaa2f..fb1a745 100644
--- a/spark-tsfile/pom.xml
+++ b/spark-tsfile/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>spark-tsfile</artifactId>
diff --git a/thrift-commons/pom.xml b/thrift-commons/pom.xml
index db5408f..13b7328 100644
--- a/thrift-commons/pom.xml
+++ b/thrift-commons/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-thrift-commons</artifactId>
diff --git a/thrift-confignode/pom.xml b/thrift-confignode/pom.xml
index e08a251..8cea9c1 100644
--- a/thrift-confignode/pom.xml
+++ b/thrift-confignode/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-thrift-confignode</artifactId>
diff --git a/thrift-influxdb/pom.xml b/thrift-influxdb/pom.xml
index 957a126..e17da18 100644
--- a/thrift-influxdb/pom.xml
+++ b/thrift-influxdb/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>influxdb-thrift</artifactId>
diff --git a/thrift-iot-consensus/pom.xml b/thrift-iot-consensus/pom.xml
index dc8c5fe..2885de1 100644
--- a/thrift-iot-consensus/pom.xml
+++ b/thrift-iot-consensus/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>thrift-iot-consensus</artifactId>
diff --git a/thrift-mlnode/pom.xml b/thrift-mlnode/pom.xml
index 5093268..6c0267f 100644
--- a/thrift-mlnode/pom.xml
+++ b/thrift-mlnode/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-thrift-mlnode</artifactId>
diff --git a/thrift/pom.xml b/thrift/pom.xml
index 2dc6867..6fb92b7 100644
--- a/thrift/pom.xml
+++ b/thrift/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-thrift</artifactId>
diff --git a/trigger-api/pom.xml b/trigger-api/pom.xml
index 4678991..122a17d 100644
--- a/trigger-api/pom.xml
+++ b/trigger-api/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/tsfile/pom.xml b/tsfile/pom.xml
index 6b320f4..911b395 100644
--- a/tsfile/pom.xml
+++ b/tsfile/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>tsfile</artifactId>
diff --git a/udf-api/pom.xml b/udf-api/pom.xml
index a4463da..1fe96a5 100644
--- a/udf-api/pom.xml
+++ b/udf-api/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/zeppelin-interpreter/pom.xml b/zeppelin-interpreter/pom.xml
index 7d7ef6f..d442d5b 100644
--- a/zeppelin-interpreter/pom.xml
+++ b/zeppelin-interpreter/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>1.1.1-SNAPSHOT</version>
+        <version>1.1.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>zeppelin-iotdb</artifactId>