diff --git a/cmake/src/build_function.cmake b/cmake/src/build_function.cmake
index f079574bf1e4f6c14a2f8ee8eb778b78ee5bc9dd..e2f6ed6afc4095608cfbccd1f23695d5493e0aef 100755
--- a/cmake/src/build_function.cmake
+++ b/cmake/src/build_function.cmake
@@ -198,7 +198,7 @@ ENDMACRO(CHECK_CC_ENABLE)
 
 function(GET_VERSIONSTR_FROMGIT ret)
     set(PG_VERSION "9.2.4")
-    set(OPENGAUSS_VERSION "7.0.0-RC1")
+    set(OPENGAUSS_VERSION "7.0.0-RC2")
     execute_process(
         COMMAND ${CMAKE_SOURCE_DIR}/${openGauss}/cmake/src/buildfunction.sh --s ${PROJECT_TRUNK_DIR} OUTPUT_VARIABLE GS_VERSION_STR)
     set(PG_VERSION "${PG_VERSION}" PARENT_SCOPE)
diff --git a/cmake/src/config-in/pg_config.h.in b/cmake/src/config-in/pg_config.h.in
index a2afbefb8bc9e597b4c56398e3ffd1d3d6cded1a..341ae70ad11fbed3dadbe54fb637162022b3ba8f 100755
--- a/cmake/src/config-in/pg_config.h.in
+++ b/cmake/src/config-in/pg_config.h.in
@@ -714,7 +714,7 @@
 #define PGXC_VERSION_NUM 
 
 /* openGauss version as a number string */
-#define OPENGAUSS_VERSION_NUM_STR "7.0.0-RC1" 
+#define OPENGAUSS_VERSION_NUM_STR "7.0.0-RC2" 
 
 /* A string containing the version number, platform, and C compiler */
 #define PG_VERSION_STR "@PG_VERSION_STR@"
diff --git a/cmake/src/config-in/pg_config_nocheck.h.in b/cmake/src/config-in/pg_config_nocheck.h.in
index 70c31be357f03b2c36ea2dd849ab6ab478abc701..391bd0bbc818978d7383ce29c1ca5bdc56eb02ef 100755
--- a/cmake/src/config-in/pg_config_nocheck.h.in
+++ b/cmake/src/config-in/pg_config_nocheck.h.in
@@ -695,7 +695,7 @@
 #define PG_VERSION "9.2.4"
 
 /* openGauss version as a string */
-#define OPENGAUSS_VERSION "7.0.0-RC1"
+#define OPENGAUSS_VERSION "7.0.0-RC2"
 
 /* Gaussdb version as a string*/
 #define DEF_GS_VERSION "(GaussDB A 8.0.0 build 21f07aff) compiled at 2020-03-17 10:59:07 commit 7431 last mr 12039 debug"
diff --git a/configure b/configure
index 02d3c947a90e2384a86a2cba4a6b922bc77be0c3..2ccd4b494da2e9cdef8d045ff9355870c3b5a0c5 100755
--- a/configure
+++ b/configure
@@ -2215,7 +2215,7 @@ PACKAGE_VERSION='9.2.4'
 # Postgres-XC 1.1devel is based on PostgreSQL 9.2.4
 PACKAGE_XC_VERSION='1.1'
 # openGauss is based on PostgreSQL 9.2.4 and it will be the Kernel of GaussDB database
-OPENGAUSS_VERSION='7.0.0-RC1'
+OPENGAUSS_VERSION='7.0.0-RC2'
 
 cat >>confdefs.h <<_ACEOF
 #define PG_VERSION "$PACKAGE_VERSION"
diff --git a/docker/dockerfiles/7.0.0-rc1/dockerfile_amd b/docker/dockerfiles/7.0.0-RC2/dockerfile_amd
similarity index 86%
rename from docker/dockerfiles/7.0.0-rc1/dockerfile_amd
rename to docker/dockerfiles/7.0.0-RC2/dockerfile_amd
index b7d451da9c1b216d4c70582a6198d9fc0f53e4d1..63a85a0a8f7a33f939a562bffb1c5ba16fabef2a 100644
--- a/docker/dockerfiles/7.0.0-rc1/dockerfile_amd
+++ b/docker/dockerfiles/7.0.0-RC2/dockerfile_amd
@@ -1,6 +1,6 @@
 FROM centos:7.6.1810
 
-COPY openGauss-Server-7.0.0-RC1-CentOS7-x86_64.tar.bz2 .
+COPY openGauss-Server-7.0.0-RC2-CentOS7-x86_64.tar.bz2 .
 COPY gosu-amd64 /usr/local/bin/gosu
 
 ENV LANG en_US.utf8
@@ -15,10 +15,10 @@ RUN set -eux; \
     mkdir -p /usr/local/opengauss && \
     mkdir -p /var/run/opengauss  && \
     mkdir /docker-entrypoint-initdb.d && \
-    tar -jxf openGauss-Server-7.0.0-RC1-CentOS7-x86_64.tar.bz2 -C /usr/local/opengauss && \
+    tar -jxf openGauss-Server-7.0.0-RC2-CentOS7-x86_64.tar.bz2 -C /usr/local/opengauss && \
     chown -R omm:omm /var/run/opengauss && chown -R omm:omm /usr/local/opengauss && chown -R omm:omm /var/lib/opengauss &&  chown -R omm:omm /docker-entrypoint-initdb.d && \
     chmod 2777 /var/run/opengauss && \
-    rm -rf openGauss-Server-7.0.0-RC1-CentOS7-x86_64.tar.bz2 && yum clean all
+    rm -rf openGauss-Server-7.0.0-RC2-CentOS7-x86_64.tar.bz2 && yum clean all
 
 RUN set -eux; \
     echo "export GAUSSHOME=/usr/local/opengauss"  >> /home/omm/.bashrc && \
diff --git a/docker/dockerfiles/7.0.0-rc1/dockerfile_arm b/docker/dockerfiles/7.0.0-RC2/dockerfile_arm
similarity index 98%
rename from docker/dockerfiles/7.0.0-rc1/dockerfile_arm
rename to docker/dockerfiles/7.0.0-RC2/dockerfile_arm
index 4d5a51dd93f36ecf318c411684e2c004f344c793..3ef399ddf0114983a9c0b499cad5760bd53905c3 100644
--- a/docker/dockerfiles/7.0.0-rc1/dockerfile_arm
+++ b/docker/dockerfiles/7.0.0-RC2/dockerfile_arm
@@ -1,6 +1,6 @@
 FROM openeuler/openeuler:20.03-lts
 
-ARG VERSION=7.0.0-RC1
+ARG VERSION=7.0.0-RC2
 
 COPY openGauss-Server-${VERSION}-openEuler20.03-aarch64.tar.bz2 .
 COPY gosu-arm64 /usr/local/bin/gosu
diff --git a/docker/dockerfiles/7.0.0-rc1/dockerfile_lite_arm b/docker/dockerfiles/7.0.0-RC2/dockerfile_lite_arm
similarity index 98%
rename from docker/dockerfiles/7.0.0-rc1/dockerfile_lite_arm
rename to docker/dockerfiles/7.0.0-RC2/dockerfile_lite_arm
index 3857841414013a7d4b42e78c415d9e66fbc570e4..9ee2bd510edecfd6c48db5dab7684afe46f95772 100644
--- a/docker/dockerfiles/7.0.0-rc1/dockerfile_lite_arm
+++ b/docker/dockerfiles/7.0.0-RC2/dockerfile_lite_arm
@@ -1,6 +1,6 @@
 FROM openeuler/openeuler:20.03-lts
 
-ARG VERSION=7.0.0-RC1
+ARG VERSION=7.0.0-RC2
 
 COPY openGauss-Lite-${VERSION}-openEuler20.03-aarch64.tar.gz .
 COPY gosu-arm64 /usr/local/bin/gosu
diff --git a/docker/dockerfiles/7.0.0-rc1/dockerfile_lite_x86 b/docker/dockerfiles/7.0.0-RC2/dockerfile_lite_x86
similarity index 98%
rename from docker/dockerfiles/7.0.0-rc1/dockerfile_lite_x86
rename to docker/dockerfiles/7.0.0-RC2/dockerfile_lite_x86
index 1ad40c6f90648ab6ff63530534cd783f3857991e..96731f2e03e110f6bed2a497bde55295030064a4 100644
--- a/docker/dockerfiles/7.0.0-rc1/dockerfile_lite_x86
+++ b/docker/dockerfiles/7.0.0-RC2/dockerfile_lite_x86
@@ -1,6 +1,6 @@
 FROM openeuler/openeuler:20.03-lts
 
-ARG VERSION=7.0.0-RC1
+ARG VERSION=7.0.0-RC2
 
 COPY openGauss-Lite-${VERSION}-openEuler20.03-x86_64.tar.gz .
 COPY gosu-amd64 /usr/local/bin/gosu
diff --git a/docker/dockerfiles/7.0.0-rc1/dockerfile_x86 b/docker/dockerfiles/7.0.0-RC2/dockerfile_x86
similarity index 98%
rename from docker/dockerfiles/7.0.0-rc1/dockerfile_x86
rename to docker/dockerfiles/7.0.0-RC2/dockerfile_x86
index 9a85d1124fa4dd595bb48b1618de7ffd0317e28a..be627c0fe0d53c9f216c8ec7f32620c0c957da62 100644
--- a/docker/dockerfiles/7.0.0-rc1/dockerfile_x86
+++ b/docker/dockerfiles/7.0.0-RC2/dockerfile_x86
@@ -1,6 +1,6 @@
 FROM openeuler/openeuler:20.03-lts
 
-ARG VERSION=7.0.0-RC1
+ARG VERSION=7.0.0-RC2
 
 COPY openGauss-Server-${VERSION}-openEuler20.03-x86_64.tar.bz2 .
 COPY gosu-amd64 /usr/local/bin/gosu
diff --git a/docker/dockerfiles/7.0.0-rc1/entrypoint.sh b/docker/dockerfiles/7.0.0-RC2/entrypoint.sh
similarity index 100%
rename from docker/dockerfiles/7.0.0-rc1/entrypoint.sh
rename to docker/dockerfiles/7.0.0-RC2/entrypoint.sh
diff --git a/docker/dockerfiles/7.0.0-rc1/gosu-amd64 b/docker/dockerfiles/7.0.0-RC2/gosu-amd64
similarity index 100%
rename from docker/dockerfiles/7.0.0-rc1/gosu-amd64
rename to docker/dockerfiles/7.0.0-RC2/gosu-amd64
diff --git a/docker/dockerfiles/7.0.0-rc1/gosu-arm64 b/docker/dockerfiles/7.0.0-RC2/gosu-arm64
similarity index 100%
rename from docker/dockerfiles/7.0.0-rc1/gosu-arm64
rename to docker/dockerfiles/7.0.0-RC2/gosu-arm64
diff --git a/docker/dockerfiles/7.0.0-rc1/openEuler_aarch64.repo b/docker/dockerfiles/7.0.0-RC2/openEuler_aarch64.repo
similarity index 100%
rename from docker/dockerfiles/7.0.0-rc1/openEuler_aarch64.repo
rename to docker/dockerfiles/7.0.0-RC2/openEuler_aarch64.repo
diff --git a/docker/dockerfiles/7.0.0-rc1/sha256_file_amd64 b/docker/dockerfiles/7.0.0-RC2/sha256_file_amd64
similarity index 100%
rename from docker/dockerfiles/7.0.0-rc1/sha256_file_amd64
rename to docker/dockerfiles/7.0.0-RC2/sha256_file_amd64
diff --git a/docker/dockerfiles/7.0.0-rc1/sha256_file_arm64 b/docker/dockerfiles/7.0.0-RC2/sha256_file_arm64
similarity index 100%
rename from docker/dockerfiles/7.0.0-rc1/sha256_file_arm64
rename to docker/dockerfiles/7.0.0-RC2/sha256_file_arm64
diff --git a/src/bin/gs_plan_simulator/gs_plan_simulator.sh b/src/bin/gs_plan_simulator/gs_plan_simulator.sh
index 0b5792327584c46599afb9e346b6a48e48d534d5..9a783cfc57ec6114d4f3889f88f35360940390e7 100755
--- a/src/bin/gs_plan_simulator/gs_plan_simulator.sh
+++ b/src/bin/gs_plan_simulator/gs_plan_simulator.sh
@@ -88,7 +88,7 @@ function logo()
 	echo " | |    | | (_| | | | |  ____) | | | | | | | |_| | | (_| | || (_) | |     " 
 	echo " |_|    |_|\__,_|_| |_| |_____/|_|_| |_| |_|\__,_|_|\__,_|\__|___/|_|     "
 	echo "                                                                          "
-	echo "                                                  Version 7.0.0-RC1"
+	echo "                                                  Version 7.0.0-RC2"
 	echo "--------------------------------------------------------------------------"
 }
 
diff --git a/src/bin/pg_config/pg_config.cpp b/src/bin/pg_config/pg_config.cpp
index fc3bbdecdf05a47b2b3006f561f0d03ff5bfa180..4b45eabe879cec5fedb227d3f2695f770b7b2ffc 100644
--- a/src/bin/pg_config/pg_config.cpp
+++ b/src/bin/pg_config/pg_config.cpp
@@ -297,7 +297,7 @@ static void show_version(int alls)
     if (alls) {
 	printf("OPENGAUSS_VERSION = ");
     }
-    printf("openGauss 7.0.0-RC1\n");
+    printf("openGauss 7.0.0-RC2\n");
 #endif
 }