[maven-release-plugin] prepare release v0.12.2
diff --git a/antlr/pom.xml b/antlr/pom.xml
index 81de6ca..ba95711 100644
--- a/antlr/pom.xml
+++ b/antlr/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-antlr</artifactId>
diff --git a/cli/pom.xml b/cli/pom.xml
index 2e1fd4e..dd7fd23 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-cli</artifactId>
diff --git a/client-cpp/pom.xml b/client-cpp/pom.xml
index bc02b38..fd2f851 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>client-cpp</artifactId>
@@ -98,8 +98,8 @@
                 <cmake.root.dir>${project.parent.basedir}/compile-tools/thrift/target/cmake-${cmake-version}-win64-x64/</cmake.root.dir>
                 <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.server.script>start-server.bat</iotdb.server.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 c855f1b..2bfac7a 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-python-api</artifactId>
diff --git a/cluster/pom.xml b/cluster/pom.xml
index 70917d3..8bb6fb7 100644
--- a/cluster/pom.xml
+++ b/cluster/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-cluster</artifactId>
diff --git a/code-coverage/pom.xml b/code-coverage/pom.xml
index 0c5b0a4..7830450 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-code-coverage</artifactId>
diff --git a/compile-tools/pom.xml b/compile-tools/pom.xml
index aca88d4..fa8fdb5 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</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>
@@ -114,8 +114,8 @@
                 <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 9b18528..3c413cb 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>client-cpp-tools-thrift</artifactId>
diff --git a/cross-tests/pom.xml b/cross-tests/pom.xml
index 369339e..3148f19 100644
--- a/cross-tests/pom.xml
+++ b/cross-tests/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>cross-tests</artifactId>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index a2892e3..0964c5c 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -24,12 +24,12 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</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 7ac836d..6a589f4 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>client-cpp-example</artifactId>
@@ -69,7 +69,7 @@
             <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/flink/pom.xml b/example/flink/pom.xml
index 68bd9c9..4ed8f02 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>flink-example</artifactId>
diff --git a/example/hadoop/pom.xml b/example/hadoop/pom.xml
index b00837f..471d0ee 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>hadoop-example</artifactId>
diff --git a/example/jdbc/pom.xml b/example/jdbc/pom.xml
index a88b463..7e14f30 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>jdbc-example</artifactId>
diff --git a/example/kafka/pom.xml b/example/kafka/pom.xml
index fa87bf0..96f92b3 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>kafka-example</artifactId>
diff --git a/example/mqtt/pom.xml b/example/mqtt/pom.xml
index 5533b8b..fb31e1d 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>mqtt-example</artifactId>
diff --git a/example/pom.xml b/example/pom.xml
index dcc7180..3978e3d 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <packaging>pom</packaging>
diff --git a/example/pulsar/pom.xml b/example/pulsar/pom.xml
index 5d032b0..a6541a9 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/example/rocketmq/pom.xml b/example/rocketmq/pom.xml
index 19ecab7..d3ba9db 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>rocketmq-example</artifactId>
diff --git a/example/session/pom.xml b/example/session/pom.xml
index 068bf18..ae2b1b2 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
     <artifactId>client-example</artifactId>
diff --git a/example/tsfile/pom.xml b/example/tsfile/pom.xml
index 1c8b1ab..022815d 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>tsfile-example</artifactId>
diff --git a/example/udf/pom.xml b/example/udf/pom.xml
index e7ea0ad..2a54774 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>udf-example</artifactId>
@@ -77,7 +77,7 @@
                         <importOrder>
                             <order>org.apache.iotdb,,javax,java,\#</order>
                         </importOrder>
-                        <removeUnusedImports />
+                        <removeUnusedImports/>
                     </java>
                 </configuration>
                 <executions>
diff --git a/flink-iotdb-connector/pom.xml b/flink-iotdb-connector/pom.xml
index f2be63b..330b403 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</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 10f2356..238a53c 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>flink-tsfile-connector</artifactId>
diff --git a/grafana/pom.xml b/grafana/pom.xml
index ab446ac..e28b77d 100644
--- a/grafana/pom.xml
+++ b/grafana/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</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/hadoop/pom.xml b/hadoop/pom.xml
index 2abdfff..fb63e65 100644
--- a/hadoop/pom.xml
+++ b/hadoop/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>hadoop-tsfile</artifactId>
diff --git a/hive-connector/pom.xml b/hive-connector/pom.xml
index ced46fe..adcc488 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>hive-connector</artifactId>
diff --git a/jdbc/pom.xml b/jdbc/pom.xml
index cfa5025..d963a92 100644
--- a/jdbc/pom.xml
+++ b/jdbc/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-jdbc</artifactId>
@@ -198,7 +198,7 @@
                                                 </goals>
                                             </pluginExecutionFilter>
                                             <action>
-                                                <ignore />
+                                                <ignore/>
                                             </action>
                                         </pluginExecution>
                                     </pluginExecutions>
diff --git a/pom.xml b/pom.xml
index 44ffb78..131dd83 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
     </parent>
     <groupId>org.apache.iotdb</groupId>
     <artifactId>iotdb-parent</artifactId>
-    <version>0.12.3-SNAPSHOT</version>
+    <version>0.12.2</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>v0.12.2</tag>
     </scm>
     <!-- Only configure the site distribution as the rest is handled by the apache parent -->
     <distributionManagement>
@@ -151,7 +151,7 @@
         <sonar.junit.reportPaths>target/surefire-reports,target/failsafe-reports</sonar.junit.reportPaths>
         <!-- By default, the argLine is empty-->
         <gson.version>2.8.6</gson.version>
-        <argLine />
+        <argLine/>
         <!-- whether enable compiling the cpp client-->
         <client-cpp>false</client-cpp>
         <!-- disable enforcer by default-->
@@ -630,7 +630,7 @@
                             <importOrder>
                                 <order>org.apache.iotdb,,javax,java,\#</order>
                             </importOrder>
-                            <removeUnusedImports />
+                            <removeUnusedImports/>
                         </java>
                         <lineEndings>UNIX</lineEndings>
                     </configuration>
@@ -702,7 +702,7 @@
                         <phase>validate</phase>
                         <configuration>
                             <rules>
-                                <dependencyConvergence />
+                                <dependencyConvergence/>
                             </rules>
                         </configuration>
                         <goals>
@@ -748,7 +748,7 @@
                                 </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/server/pom.xml b/server/pom.xml
index baa7b82..a54b193 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-server</artifactId>
diff --git a/service-rpc/pom.xml b/service-rpc/pom.xml
index f96c210..6ac9cac 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>service-rpc</artifactId>
diff --git a/session/pom.xml b/session/pom.xml
index 54241bf..dcfb89c 100644
--- a/session/pom.xml
+++ b/session/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/site/pom.xml b/site/pom.xml
index 3f2fd02..2e75019 100644
--- a/site/pom.xml
+++ b/site/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <artifactId>iotdb-parent</artifactId>
         <groupId>org.apache.iotdb</groupId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spark-iotdb-connector/pom.xml b/spark-iotdb-connector/pom.xml
index 4f1d8ba..0bd5fa9 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>spark-iotdb-connector</artifactId>
diff --git a/spark-tsfile/pom.xml b/spark-tsfile/pom.xml
index 6e66846..b956d7c 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>spark-tsfile</artifactId>
diff --git a/thrift-cluster/pom.xml b/thrift-cluster/pom.xml
index ee5ec6f..a357074 100644
--- a/thrift-cluster/pom.xml
+++ b/thrift-cluster/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-thrift-cluster</artifactId>
diff --git a/thrift-sync/pom.xml b/thrift-sync/pom.xml
index 3b59046..dad4607 100644
--- a/thrift-sync/pom.xml
+++ b/thrift-sync/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-thrift-sync</artifactId>
diff --git a/thrift/pom.xml b/thrift/pom.xml
index 4c35bc6..3561593 100644
--- a/thrift/pom.xml
+++ b/thrift/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>iotdb-thrift</artifactId>
diff --git a/tsfile/pom.xml b/tsfile/pom.xml
index 8a91d06..984596b 100644
--- a/tsfile/pom.xml
+++ b/tsfile/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.iotdb</groupId>
         <artifactId>iotdb-parent</artifactId>
-        <version>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>tsfile</artifactId>
diff --git a/zeppelin-interpreter/pom.xml b/zeppelin-interpreter/pom.xml
index 745d1cb..a50947c 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>0.12.3-SNAPSHOT</version>
+        <version>0.12.2</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>zeppelin-iotdb</artifactId>