diff --git a/packaging/tools/install.sh b/packaging/tools/install.sh
index 3911b1bc727fcb317f3841e00bc28f910f126038..7adeec487bb16a1b858763643ae9879d25af8ed4 100755
--- a/packaging/tools/install.sh
+++ b/packaging/tools/install.sh
@@ -783,6 +783,7 @@ function update_TDengine() {
         echo "File taos.tar.gz does not exist"
         exit 1
     fi
+    install_jemalloc
     tar -zxf taos.tar.gz
 
     # Check if version compatible
@@ -822,7 +823,6 @@ function update_TDengine() {
     install_log
     install_header
     install_lib
-    install_jemalloc
     if [ "$pagMode" != "lite" ]; then
       install_connector
     fi
diff --git a/packaging/tools/install_power.sh b/packaging/tools/install_power.sh
index b1c4167e945c6553f169ff34f82af9c2f7fa6f3c..b21d609e1436b9a5fd1690466e980b044df436e2 100755
--- a/packaging/tools/install_power.sh
+++ b/packaging/tools/install_power.sh
@@ -752,6 +752,7 @@ function update_PowerDB() {
         echo "File power.tar.gz does not exist"
         exit 1
     fi
+    install_jemalloc
     tar -zxf power.tar.gz
 
     # Check if version compatible
@@ -790,7 +791,6 @@ function update_PowerDB() {
     install_log
     install_header
     install_lib
-    install_jemalloc
     if [ "$pagMode" != "lite" ]; then
       install_connector
     fi
diff --git a/packaging/tools/install_tq.sh b/packaging/tools/install_tq.sh
index 6579592fdf0544cc71b7a25871995eab59873bce..33e781dd51e62ea2c0e6ffa655b6dc2ece36a50a 100755
--- a/packaging/tools/install_tq.sh
+++ b/packaging/tools/install_tq.sh
@@ -58,11 +58,11 @@ initd_mod=0
 service_mod=2
 if pidof systemd &> /dev/null; then
     service_mod=0
-elif $(which service &> /dev/null); then    
+elif $(which service &> /dev/null); then
     service_mod=1
-    service_config_dir="/etc/init.d" 
+    service_config_dir="/etc/init.d"
     if $(which chkconfig &> /dev/null); then
-         initd_mod=1 
+         initd_mod=1
     elif $(which insserv &> /dev/null); then
         initd_mod=2
     elif $(which update-rc.d &> /dev/null); then
@@ -70,7 +70,7 @@ elif $(which service &> /dev/null); then
     else
         service_mod=2
     fi
-else 
+else
     service_mod=2
 fi
 
@@ -102,7 +102,7 @@ elif echo $osinfo | grep -qwi "fedora" ; then
   os_type=2
 else
   echo " osinfo: ${osinfo}"
-  echo " This is an officially unverified linux system," 
+  echo " This is an officially unverified linux system,"
   echo " if there are any problems with the installation and operation, "
   echo " please feel free to contact taosdata.com for support."
   os_type=1
@@ -137,7 +137,7 @@ do
       echo "Usage: `basename $0` -v [server | client]  -e [yes | no]"
       exit 0
       ;;
-    ?) #unknow option 
+    ?) #unknow option
       echo "unkonw argument"
       exit 1
       ;;
@@ -156,9 +156,9 @@ function kill_process() {
 function install_main_path() {
     #create install main dir and all sub dir
     ${csudo} rm -rf ${install_main_dir}    || :
-    ${csudo} mkdir -p ${install_main_dir}  
+    ${csudo} mkdir -p ${install_main_dir}
     ${csudo} mkdir -p ${install_main_dir}/cfg
-    ${csudo} mkdir -p ${install_main_dir}/bin    
+    ${csudo} mkdir -p ${install_main_dir}/bin
     ${csudo} mkdir -p ${install_main_dir}/connector
     ${csudo} mkdir -p ${install_main_dir}/driver
     ${csudo} mkdir -p ${install_main_dir}/examples
@@ -200,33 +200,79 @@ function install_lib() {
     ${csudo} rm -f ${lib_link_dir}/libtaos.*         || :
     ${csudo} rm -f ${lib64_link_dir}/libtaos.*       || :
     #${csudo} rm -rf ${v15_java_app_dir}              || :
-    ${csudo} cp -rf ${script_dir}/driver/* ${install_main_dir}/driver && ${csudo} chmod 777 ${install_main_dir}/driver/*  
-    
+    ${csudo} cp -rf ${script_dir}/driver/* ${install_main_dir}/driver && ${csudo} chmod 777 ${install_main_dir}/driver/*
+
     ${csudo} ln -s ${install_main_dir}/driver/libtaos.* ${lib_link_dir}/libtaos.so.1
     ${csudo} ln -s ${lib_link_dir}/libtaos.so.1 ${lib_link_dir}/libtaos.so
-    
+
     if [[ -d ${lib64_link_dir} && ! -e ${lib64_link_dir}/libtaos.so ]]; then
       ${csudo} ln -s ${install_main_dir}/driver/libtaos.* ${lib64_link_dir}/libtaos.so.1       || :
       ${csudo} ln -s ${lib64_link_dir}/libtaos.so.1 ${lib64_link_dir}/libtaos.so               || :
     fi
-        
-	  #if [ "$verMode" == "cluster" ]; then
+
+    #if [ "$verMode" == "cluster" ]; then
     #    # Compatible with version 1.5
     #    ${csudo} mkdir -p ${v15_java_app_dir}
     #    ${csudo} ln -s ${install_main_dir}/connector/taos-jdbcdriver-1.0.2-dist.jar ${v15_java_app_dir}/JDBCDriver-1.0.2-dist.jar
     #    ${csudo} chmod 777 ${v15_java_app_dir} || :
     #fi
-    
+
     ${csudo} ldconfig
 }
 
 function install_header() {
     ${csudo} rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taoserror.h    || :
-    ${csudo} cp -f ${script_dir}/inc/* ${install_main_dir}/include && ${csudo} chmod 644 ${install_main_dir}/include/*    
+    ${csudo} cp -f ${script_dir}/inc/* ${install_main_dir}/include && ${csudo} chmod 644 ${install_main_dir}/include/*
     ${csudo} ln -s ${install_main_dir}/include/taos.h ${inc_link_dir}/taos.h
     ${csudo} ln -s ${install_main_dir}/include/taoserror.h ${inc_link_dir}/taoserror.h
 }
 
+function install_jemalloc() {
+    jemalloc_dir=${script_dir}/jemalloc
+
+    if [ -d ${jemalloc_dir} ]; then
+        ${csudo} /usr/bin/install -c -d /usr/local/bin
+
+        if [ -f ${jemalloc_dir}/bin/jemalloc-config ]; then
+            ${csudo} /usr/bin/install -c -m 755 ${jemalloc_dir}/bin/jemalloc-config /usr/local/bin
+        fi
+        if [ -f ${jemalloc_dir}/bin/jemalloc.sh ]; then
+            ${csudo} /usr/bin/install -c -m 755 ${jemalloc_dir}/bin/jemalloc.sh /usr/local/bin
+        fi
+        if [ -f ${jemalloc_dir}/bin/jeprof ]; then
+            ${csudo} /usr/bin/install -c -m 755 ${jemalloc_dir}/bin/jeprof /usr/local/bin
+        fi
+        if [ -f ${jemalloc_dir}/include/jemalloc/jemalloc.h ]; then
+            ${csudo} /usr/bin/install -c -d /usr/local/include/jemalloc
+            ${csudo} /usr/bin/install -c -m 644 ${jemalloc_dir}/include/jemalloc/jemalloc.h /usr/local/include/jemalloc
+        fi
+        if [ -f ${jemalloc_dir}/lib/libjemalloc.so.2 ]; then
+            ${csudo} /usr/bin/install -c -d /usr/local/lib
+            ${csudo} /usr/bin/install -c -m 755 ${jemalloc_dir}/lib/libjemalloc.so.2 /usr/local/lib
+            ${csudo} ln -sf libjemalloc.so.2 /usr/local/lib/libjemalloc.so
+            ${csudo} /usr/bin/install -c -d /usr/local/lib
+            if [ -f ${jemalloc_dir}/lib/libjemalloc.a ]; then
+                ${csudo} /usr/bin/install -c -m 755 ${jemalloc_dir}/lib/libjemalloc.a /usr/local/lib
+            fi
+            if [ -f ${jemalloc_dir}/lib/libjemalloc_pic.a ]; then
+                ${csudo} /usr/bin/install -c -m 755 ${jemalloc_dir}/lib/libjemalloc_pic.a /usr/local/lib
+            fi
+            if [ -f ${jemalloc_dir}/lib/libjemalloc_pic.a ]; then
+                ${csudo} /usr/bin/install -c -d /usr/local/lib/pkgconfig
+                ${csudo} /usr/bin/install -c -m 644 ${jemalloc_dir}/lib/pkgconfig/jemalloc.pc /usr/local/lib/pkgconfig
+            fi
+        fi
+        if [ -f ${jemalloc_dir}/share/doc/jemalloc/jemalloc.html ]; then
+            ${csudo} /usr/bin/install -c -d /usr/local/share/doc/jemalloc
+            ${csudo} /usr/bin/install -c -m 644 ${jemalloc_dir}/share/doc/jemalloc/jemalloc.html /usr/local/share/doc/jemalloc
+        fi
+        if [ -f ${jemalloc_dir}/share/man/man3/jemalloc.3 ]; then
+            ${csudo} /usr/bin/install -c -d /usr/local/share/man/man3
+            ${csudo} /usr/bin/install -c -m 644 ${jemalloc_dir}/share/man/man3/jemalloc.3 /usr/local/share/man/man3
+        fi
+    fi
+}
+
 function add_newHostname_to_hosts() {
   localIp="127.0.0.1"
   OLD_IFS="$IFS"
@@ -239,13 +285,13 @@ function add_newHostname_to_hosts() {
     if [[ "$s" == "$localIp" ]]; then
       return
     fi
-  done 
+  done
   ${csudo} echo "127.0.0.1  $1" >> /etc/hosts   ||:
 }
 
 function set_hostname() {
   echo -e -n "${GREEN}Please enter one hostname(must not be 'localhost')${NC}:"
-	read newHostname
+    read newHostname
   while true; do
     if [[ ! -z "$newHostname" && "$newHostname" != "localhost" ]]; then
       break
@@ -259,25 +305,25 @@ function set_hostname() {
   if [[ $retval != 0 ]]; then
    echo
    echo "set hostname fail!"
-   return 
+   return
   fi
   #echo -e -n "$(hostnamectl status --static)"
   #echo -e -n "$(hostnamectl status --transient)"
   #echo -e -n "$(hostnamectl status --pretty)"
-  
+
   #ubuntu/centos /etc/hostname
   if [[ -e /etc/hostname ]]; then
     ${csudo} echo $newHostname > /etc/hostname   ||:
   fi
-  
+
   #debian: #HOSTNAME=yourname
   if [[ -e /etc/sysconfig/network ]]; then
     ${csudo} sed -i -r "s/#*\s*(HOSTNAME=\s*).*/\1$newHostname/" /etc/sysconfig/network   ||:
   fi
 
   ${csudo} sed -i -r "s/#*\s*(fqdn\s*).*/\1$newHostname/" ${cfg_install_dir}/taos.cfg
-  serverFqdn=$newHostname  
-  
+  serverFqdn=$newHostname
+
   if [[ -e /etc/hosts ]]; then
     add_newHostname_to_hosts $newHostname
   fi
@@ -295,7 +341,7 @@ function is_correct_ipaddr() {
      return 0
    fi
   done
-  
+
   return 1
 }
 
@@ -309,13 +355,13 @@ function set_ipAsFqdn() {
     echo
     echo -e -n "${GREEN}Unable to get local ip, use 127.0.0.1${NC}"
     localFqdn="127.0.0.1"
-    # Write the local FQDN to configuration file                    
-    ${csudo} sed -i -r "s/#*\s*(fqdn\s*).*/\1$localFqdn/" ${cfg_install_dir}/taos.cfg    
+    # Write the local FQDN to configuration file
+    ${csudo} sed -i -r "s/#*\s*(fqdn\s*).*/\1$localFqdn/" ${cfg_install_dir}/taos.cfg
     serverFqdn=$localFqdn
     echo
     return
-  fi  
-  
+  fi
+
   echo -e -n "${GREEN}Please choose an IP from local IP list${NC}:"
   echo
   echo -e -n "${GREEN}$iplist${NC}"
@@ -324,15 +370,15 @@ function set_ipAsFqdn() {
   echo -e -n "${GREEN}Notes: if IP is used as the node name, data can NOT be migrated to other machine directly${NC}:"
   read localFqdn
     while true; do
-      if [ ! -z "$localFqdn" ]; then            
+      if [ ! -z "$localFqdn" ]; then
         # Check if correct ip address
         is_correct_ipaddr $localFqdn
         retval=`echo $?`
         if [[ $retval != 0 ]]; then
           read -p "Please choose an IP from local IP list:" localFqdn
         else
-          # Write the local FQDN to configuration file                    
-          ${csudo} sed -i -r "s/#*\s*(fqdn\s*).*/\1$localFqdn/" ${cfg_install_dir}/taos.cfg    
+          # Write the local FQDN to configuration file
+          ${csudo} sed -i -r "s/#*\s*(fqdn\s*).*/\1$localFqdn/" ${cfg_install_dir}/taos.cfg
           serverFqdn=$localFqdn
           break
         fi
@@ -343,63 +389,63 @@ function set_ipAsFqdn() {
 }
 
 function local_fqdn_check() {
-  #serverFqdn=$(hostname)
-  echo
-  echo -e -n "System hostname is: ${GREEN}$serverFqdn${NC}"
-  echo
-  if [[ "$serverFqdn" == "" ]] || [[ "$serverFqdn" == "localhost"  ]]; then    
-    echo -e -n "${GREEN}It is strongly recommended to configure a hostname for this machine ${NC}"
+    #serverFqdn=$(hostname)
     echo
-    
-    while true
-    do
-	    read -r -p "Set hostname now? [Y/n] " input
-	    if [ ! -n "$input" ]; then
-       set_hostname
-       break
-      else
-	      case $input in
-	        [yY][eE][sS]|[yY])
-          set_hostname
-          break
-			    ;;
-        
-	        [nN][oO]|[nN])
-			    set_ipAsFqdn
-			    break   	
-			    ;;
-        
-	        *)
-			    echo "Invalid input..."
-			    ;;
-	      esac
-	    fi
-    done
-  fi
+    echo -e -n "System hostname is: ${GREEN}$serverFqdn${NC}"
+    echo
+    if [[ "$serverFqdn" == "" ]] || [[ "$serverFqdn" == "localhost"  ]]; then
+        echo -e -n "${GREEN}It is strongly recommended to configure a hostname for this machine ${NC}"
+        echo
+
+        while true
+        do
+            read -r -p "Set hostname now? [Y/n] " input
+            if [ ! -n "$input" ]; then
+                set_hostname
+                break
+            else
+                case $input in
+                    [yY][eE][sS]|[yY])
+                        set_hostname
+                        break
+                        ;;
+
+                    [nN][oO]|[nN])
+                        set_ipAsFqdn
+                        break
+                        ;;
+
+                    *)
+                        echo "Invalid input..."
+                        ;;
+                esac
+            fi
+        done
+    fi
 }
 
 function install_config() {
     #${csudo} rm -f ${install_main_dir}/cfg/taos.cfg     || :
-    
+
     if [ ! -f ${cfg_install_dir}/taos.cfg ]; then
         ${csudo} mkdir -p ${cfg_install_dir}
         [ -f ${script_dir}/cfg/taos.cfg ] && ${csudo} cp ${script_dir}/cfg/taos.cfg ${cfg_install_dir}
         ${csudo} chmod 644 ${cfg_install_dir}/*
-    fi 
-    
+    fi
+
     ${csudo} cp -f ${script_dir}/cfg/taos.cfg ${install_main_dir}/cfg/taos.cfg.org
     ${csudo} ln -s ${cfg_install_dir}/taos.cfg ${install_main_dir}/cfg
 
     [ ! -z $1 ] && return 0 || : # only install client
-    
+
     if ((${update_flag}==1)); then
         return 0
     fi
-    
+
     if [ "$interactiveFqdn" == "no" ]; then
         return 0
     fi
-    
+
     local_fqdn_check
 
     #FQDN_FORMAT="(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"
@@ -417,8 +463,8 @@ function install_config() {
         if [ ! -z "$firstEp" ]; then
             # check the format of the firstEp
             #if [[ $firstEp == $FQDN_PATTERN ]]; then
-                # Write the first FQDN to configuration file                    
-                ${csudo} sed -i -r "s/#*\s*(firstEp\s*).*/\1$firstEp/" ${cfg_install_dir}/taos.cfg    
+                # Write the first FQDN to configuration file
+                ${csudo} sed -i -r "s/#*\s*(firstEp\s*).*/\1$firstEp/" ${cfg_install_dir}/taos.cfg
                 break
             #else
             #    read -p "Please enter the correct FQDN:port: " firstEp
@@ -426,21 +472,21 @@ function install_config() {
         else
             break
         fi
-    done	
+    done
 }
 
 
 function install_log() {
     ${csudo} rm -rf ${log_dir}  || :
     ${csudo} mkdir -p ${log_dir} && ${csudo} chmod 777 ${log_dir}
-    
+
     ${csudo} ln -s ${log_dir} ${install_main_dir}/log
 }
 
 function install_data() {
     ${csudo} mkdir -p ${data_dir}
-    
-    ${csudo} ln -s ${data_dir} ${install_main_dir}/data    
+
+    ${csudo} ln -s ${data_dir} ${install_main_dir}/data
 }
 
 function install_connector() {
@@ -455,12 +501,12 @@ function install_examples() {
 
 function clean_service_on_sysvinit() {
     #restart_config_str="tq:2345:respawn:${service_config_dir}/tqd start"
-    #${csudo} sed -i "\|${restart_config_str}|d" /etc/inittab || :    
-    
+    #${csudo} sed -i "\|${restart_config_str}|d" /etc/inittab || :
+
     if pidof tqd &> /dev/null; then
         ${csudo} service tqd stop || :
     fi
-    
+
     if pidof tarbitrator &> /dev/null; then
         ${csudo} service tarbitratord stop || :
     fi
@@ -470,7 +516,7 @@ function clean_service_on_sysvinit() {
         ${csudo} chkconfig --del tqd || :
       fi
 
-      if [ -e ${service_config_dir}/tarbitratord ]; then 
+      if [ -e ${service_config_dir}/tarbitratord ]; then
         ${csudo} chkconfig --del tarbitratord || :
       fi
     elif ((${initd_mod}==2)); then
@@ -488,10 +534,10 @@ function clean_service_on_sysvinit() {
         ${csudo} update-rc.d -f tarbitratord remove || :
       fi
     fi
-    
+
     ${csudo} rm -f ${service_config_dir}/tqd || :
     ${csudo} rm -f ${service_config_dir}/tarbitratord || :
-    
+
     if $(which init &> /dev/null); then
         ${csudo} init q || :
     fi
@@ -514,10 +560,10 @@ function install_service_on_sysvinit() {
         ${csudo} cp -f ${script_dir}/init.d/tarbitratord.rpm ${install_main_dir}/init.d/tarbitratord
         ${csudo} cp    ${script_dir}/init.d/tarbitratord.rpm ${service_config_dir}/tarbitratord && ${csudo} chmod a+x ${service_config_dir}/tarbitratord
     fi
-    
+
     #restart_config_str="tq:2345:respawn:${service_config_dir}/tqd start"
     #${csudo} grep -q -F "$restart_config_str" /etc/inittab || ${csudo} bash -c "echo '${restart_config_str}' >> /etc/inittab"
-    
+
     if ((${initd_mod}==1)); then
         ${csudo} chkconfig --add tqd || :
         ${csudo} chkconfig --level 2345 tqd on || :
@@ -542,7 +588,7 @@ function clean_service_on_systemd() {
     fi
     ${csudo} systemctl disable tqd &> /dev/null || echo &> /dev/null
     ${csudo} rm -f ${tqd_service_config}
-    
+
     tarbitratord_service_config="${service_config_dir}/tarbitratord.service"
     if systemctl is-active --quiet tarbitratord; then
         echo "tarbitrator is running, stopping it..."
@@ -550,16 +596,16 @@ function clean_service_on_systemd() {
     fi
     ${csudo} systemctl disable tarbitratord &> /dev/null || echo &> /dev/null
     ${csudo} rm -f ${tarbitratord_service_config}
-        
+
     if [ "$verMode" == "cluster" ]; then
-      nginx_service_config="${service_config_dir}/nginxd.service"
-      if systemctl is-active --quiet nginxd; then
-        echo "Nginx for TDengine is running, stopping it..."
-        ${csudo} systemctl stop nginxd &> /dev/null || echo &> /dev/null
-      fi
-      ${csudo} systemctl disable nginxd &> /dev/null || echo &> /dev/null
-      ${csudo} rm -f ${nginx_service_config}              
-	  fi
+        nginx_service_config="${service_config_dir}/nginxd.service"
+        if systemctl is-active --quiet nginxd; then
+            echo "Nginx for TDengine is running, stopping it..."
+            ${csudo} systemctl stop nginxd &> /dev/null || echo &> /dev/null
+        fi
+        ${csudo} systemctl disable nginxd &> /dev/null || echo &> /dev/null
+        ${csudo} rm -f ${nginx_service_config}
+    fi
 }
 
 # tq:2345:respawn:/etc/init.d/tqd start
@@ -590,7 +636,7 @@ function install_service_on_systemd() {
     ${csudo} bash -c "echo '[Install]'                           >> ${tqd_service_config}"
     ${csudo} bash -c "echo 'WantedBy=multi-user.target'          >> ${tqd_service_config}"
     ${csudo} systemctl enable tqd
-    
+
     tarbitratord_service_config="${service_config_dir}/tarbitratord.service"
     ${csudo} bash -c "echo '[Unit]'                                  >> ${tarbitratord_service_config}"
     ${csudo} bash -c "echo 'Description=TDengine arbitrator service' >> ${tarbitratord_service_config}"
@@ -612,9 +658,9 @@ function install_service_on_systemd() {
     ${csudo} bash -c "echo                                           >> ${tarbitratord_service_config}"
     ${csudo} bash -c "echo '[Install]'                               >> ${tarbitratord_service_config}"
     ${csudo} bash -c "echo 'WantedBy=multi-user.target'              >> ${tarbitratord_service_config}"
-    #${csudo} systemctl enable tarbitratord  
-        
-    if [ "$verMode" == "cluster" ]; then		
+    #${csudo} systemctl enable tarbitratord
+
+    if [ "$verMode" == "cluster" ]; then
         nginx_service_config="${service_config_dir}/nginxd.service"
         ${csudo} bash -c "echo '[Unit]'                                             >> ${nginx_service_config}"
         ${csudo} bash -c "echo 'Description=Nginx For PowrDB Service'               >> ${nginx_service_config}"
@@ -643,7 +689,7 @@ function install_service_on_systemd() {
             ${csudo} systemctl enable nginxd
         fi
         ${csudo} systemctl start nginxd
-	fi
+    fi
 }
 
 function install_service() {
@@ -706,6 +752,7 @@ function update_tq() {
         echo "File tq.tar.gz does not exist"
         exit 1
     fi
+    install_jemalloc
     tar -zxf tq.tar.gz
 
     # Check if version compatible
@@ -725,8 +772,8 @@ function update_tq() {
             kill_process tqd
         fi
         sleep 1
-    fi    
-    if [ "$verMode" == "cluster" ]; then 
+    fi
+    if [ "$verMode" == "cluster" ]; then
       if pidof nginx &> /dev/null; then
         if ((${service_mod}==0)); then
             ${csudo} systemctl stop nginxd || :
@@ -738,7 +785,7 @@ function update_tq() {
         sleep 1
       fi
     fi
-    
+
     install_main_path
 
     install_log
@@ -751,10 +798,10 @@ function update_tq() {
     if [ -z $1 ]; then
         install_bin
         install_service
-        install_config		
-		
+        install_config
+
         openresty_work=false
-		    if [ "$verMode" == "cluster" ]; then    
+        if [ "$verMode" == "cluster" ]; then
             # Check if openresty is installed
             # Check if nginx is installed successfully
             if type curl &> /dev/null; then
@@ -765,7 +812,7 @@ function update_tq() {
                     echo -e "\033[44;31;5mNginx for TQ does not work! Please try again!\033[0m"
                 fi
             fi
-		    fi 
+        fi
 
         #echo
         #echo -e "\033[44;32;1mTQ is updated successfully!${NC}"
@@ -784,7 +831,7 @@ function update_tq() {
         else
             echo -e "${GREEN_DARK}To access TQ    ${NC}: use ${GREEN_UNDERLINE}tq -h $serverFqdn${NC} in shell${NC}"
         fi
-                
+
         echo
         echo -e "\033[44;32;1mTQ is updated successfully!${NC}"
     else
@@ -807,16 +854,17 @@ function install_tq() {
     tar -zxf tq.tar.gz
 
     echo -e "${GREEN}Start to install TQ...${NC}"
-    
-	  install_main_path
-	   
+
+    install_main_path
+
     if [ -z $1 ]; then
         install_data
-    fi 
-    
-    install_log 
+    fi
+
+    install_log
     install_header
     install_lib
+    install_jemalloc
     if [ "$pagMode" != "lite" ]; then
       install_connector
     fi
@@ -839,8 +887,8 @@ function install_tq() {
                 fi
             fi
         fi
-		
-        install_config	
+
+        install_config
 
         # Ask if to start the service
         #echo
@@ -853,35 +901,35 @@ function install_tq() {
             echo -e "${GREEN_DARK}To start TQ     ${NC}: ${csudo} service tqd start${NC}"
         else
             echo -e "${GREEN_DARK}To start TQ     ${NC}: tqd${NC}"
-        fi		
+        fi
 
         #if [ ${openresty_work} = 'true' ]; then
         #     echo -e "${GREEN_DARK}To access TQ    ${NC}: use ${GREEN_UNDERLINE}tq${NC} in shell OR from ${GREEN_UNDERLINE}http://127.0.0.1:${nginx_port}${NC}"
         #else
         #     echo -e "${GREEN_DARK}To access TQ    ${NC}: use ${GREEN_UNDERLINE}tq${NC} in shell${NC}"
         #fi
-		
+
         if [ ! -z "$firstEp" ]; then
-          tmpFqdn=${firstEp%%:*}
-          substr=":"
-          if [[ $firstEp =~ $substr ]];then
-            tmpPort=${firstEp#*:}
-          else
-            tmpPort=""
-          fi
-          if [[ "$tmpPort" != "" ]];then
-	          echo -e "${GREEN_DARK}To access TQ    ${NC}: tq -h $tmpFqdn -P $tmpPort${GREEN_DARK} to login into cluster, then${NC}"
-	        else
-	          echo -e "${GREEN_DARK}To access TQ    ${NC}: tq -h $tmpFqdn${GREEN_DARK} to login into cluster, then${NC}"
-	        fi
-	        echo -e "${GREEN_DARK}execute ${NC}: create dnode 'newDnodeFQDN:port'; ${GREEN_DARK}to add this new node${NC}"
-          echo
+            tmpFqdn=${firstEp%%:*}
+            substr=":"
+            if [[ $firstEp =~ $substr ]];then
+                tmpPort=${firstEp#*:}
+            else
+                tmpPort=""
+            fi
+            if [[ "$tmpPort" != "" ]];then
+                echo -e "${GREEN_DARK}To access TQ    ${NC}: tq -h $tmpFqdn -P $tmpPort${GREEN_DARK} to login into cluster, then${NC}"
+            else
+                echo -e "${GREEN_DARK}To access TQ    ${NC}: tq -h $tmpFqdn${GREEN_DARK} to login into cluster, then${NC}"
+            fi
+            echo -e "${GREEN_DARK}execute ${NC}: create dnode 'newDnodeFQDN:port'; ${GREEN_DARK}to add this new node${NC}"
+            echo
         elif [ ! -z "$serverFqdn" ]; then
-	        echo -e "${GREEN_DARK}To access TQ    ${NC}: tq -h $serverFqdn${GREEN_DARK} to login into TQ server${NC}"
-          echo
+            echo -e "${GREEN_DARK}To access TQ    ${NC}: tq -h $serverFqdn${GREEN_DARK} to login into TQ server${NC}"
+            echo
         fi
         echo -e "\033[44;32;1mTQ is installed successfully!${NC}"
-        echo       
+        echo
     else # Only install client
         install_bin
         install_config
@@ -913,6 +961,6 @@ elif [ "$verType" == "client" ]; then
     else
         install_tq client
     fi
-else 
-    echo  "please input correct verType"   
+else
+    echo  "please input correct verType"
 fi
diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index f0889d20b06fc8b0fa523a78028a3268b5cd9b11..015a684b6312ecf4800874e9071a7acf0469fe16 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -5292,17 +5292,30 @@ int32_t validateOrderbyNode(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SSqlNode* pSq
     }
 
     if (isTopBottomQuery(pQueryInfo)) {
-      /* order of top/bottom query in interval is not valid  */
-      SExprInfo* pExpr = tscExprGet(pQueryInfo, 0);
-      assert(pExpr->base.functionId == TSDB_FUNC_TS);
+      bool validOrder = false;
+      SArray *columnInfo = pQueryInfo->groupbyExpr.columnInfo;
+      if (columnInfo != NULL && taosArrayGetSize(columnInfo) > 0) {
+        SColIndex* pColIndex = taosArrayGet(columnInfo, 0);
+        validOrder = (pColIndex->colIndex == index.columnIndex); 
+      } else {
+        /* order of top/bottom query in interval is not valid  */
+        SExprInfo* pExpr = tscExprGet(pQueryInfo, 0);
+        assert(pExpr->base.functionId == TSDB_FUNC_TS);
 
-      pExpr = tscExprGet(pQueryInfo, 1);
-      if (pExpr->base.colInfo.colIndex != index.columnIndex && index.columnIndex != PRIMARYKEY_TIMESTAMP_COL_INDEX) {
+        pExpr = tscExprGet(pQueryInfo, 1);
+        if (pExpr->base.colInfo.colIndex != index.columnIndex && index.columnIndex != PRIMARYKEY_TIMESTAMP_COL_INDEX) {
+          return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg2);
+        }
+        validOrder = true; 
+      }       
+
+      if (!validOrder) {
         return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg2);
-      }
+      }     
 
       tVariantListItem* pItem = taosArrayGet(pSqlNode->pSortOrder, 0);
       pQueryInfo->order.order = pItem->sortOrder;
+      
       pQueryInfo->order.orderColId = pSchema[index.columnIndex].colId;
       return TSDB_CODE_SUCCESS;
     }
@@ -6525,6 +6538,7 @@ int32_t doFunctionsCompatibleCheck(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, char*
   const char* msg3 = "group by/session/state_window not allowed on projection query";
   const char* msg4 = "retrieve tags not compatible with group by or interval query";
   const char* msg5 = "functions can not be mixed up";
+  const char* msg6 = "TWA/Diff/Derivative/Irate only support group by tbname";
 
   // only retrieve tags, group by is not supportted
   if (tscQueryTags(pQueryInfo)) {
@@ -6576,6 +6590,19 @@ int32_t doFunctionsCompatibleCheck(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, char*
         }
       }
 
+      if ((!pQueryInfo->stateWindow) && (f == TSDB_FUNC_DIFF || f == TSDB_FUNC_DERIVATIVE || f == TSDB_FUNC_TWA || f == TSDB_FUNC_IRATE)) {
+        for (int32_t j = 0; j < pQueryInfo->groupbyExpr.numOfGroupCols; ++j) {
+          SColIndex* pColIndex = taosArrayGet(pQueryInfo->groupbyExpr.columnInfo, j);
+          if (j == 0) {
+            if (pColIndex->colIndex != TSDB_TBNAME_COLUMN_INDEX) {
+              return invalidOperationMsg(msg, msg6);
+            }
+          } else if (!TSDB_COL_IS_TAG(pColIndex->flag)) {
+              return invalidOperationMsg(msg, msg6);
+          }
+        }
+      }
+
       if (IS_MULTIOUTPUT(aAggs[f].status) && f != TSDB_FUNC_TOP && f != TSDB_FUNC_BOTTOM &&
           f != TSDB_FUNC_DIFF && f != TSDB_FUNC_DERIVATIVE && f != TSDB_FUNC_TAGPRJ && f != TSDB_FUNC_PRJ) {
         return invalidOperationMsg(msg, msg1);
diff --git a/src/client/src/tscUtil.c b/src/client/src/tscUtil.c
index 982b96eeccfda0a55d3614c8250eed2daa670ab9..838416fa2e08fdb2fa9e5433166d6619da5329eb 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -2947,6 +2947,7 @@ int32_t tscQueryInfoCopy(SQueryInfo* pQueryInfo, const SQueryInfo* pSrc) {
   pQueryInfo->fillType       = pSrc->fillType;
   pQueryInfo->fillVal        = NULL;
   pQueryInfo->clauseLimit    = pSrc->clauseLimit;
+  pQueryInfo->prjOffset      = pSrc->prjOffset;  
   pQueryInfo->numOfTables    = 0;
   pQueryInfo->window         = pSrc->window;
   pQueryInfo->sessionWindow  = pSrc->sessionWindow;
@@ -3326,6 +3327,7 @@ SSqlObj* createSubqueryObj(SSqlObj* pSql, int16_t tableIndex, __async_cb_func_t
   pNewQueryInfo->fillType = pQueryInfo->fillType;
   pNewQueryInfo->fillVal  = NULL;
   pNewQueryInfo->clauseLimit = pQueryInfo->clauseLimit;
+  pNewQueryInfo->prjOffset = pQueryInfo->prjOffset;
   pNewQueryInfo->numOfTables = 0;
   pNewQueryInfo->pTableMetaInfo = NULL;
   pNewQueryInfo->bufLen = pQueryInfo->bufLen;
diff --git a/src/kit/taosdemo/taosdemo.c b/src/kit/taosdemo/taosdemo.c
index 6513f3e214d4c16ebf86ecdbb9ff1ca3debe0f59..b162aa52990a148c53960bd91164ec861dd23737 100644
--- a/src/kit/taosdemo/taosdemo.c
+++ b/src/kit/taosdemo/taosdemo.c
@@ -3216,13 +3216,6 @@ static int readTagFromCsvFileToMem(SSuperTable  * superTblInfo) {
   return 0;
 }
 
-#if 0
-int readSampleFromJsonFileToMem(SSuperTable  * superTblInfo) {
-  // TODO
-  return 0;
-}
-#endif
-
 /*
   Read 10000 lines at most. If more than 10000 lines, continue to read after using
 */
@@ -5338,7 +5331,7 @@ static int64_t generateInterlaceDataWithoutStb(
 
 #if STMT_IFACE_ENABLED == 1
 static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
-        char *dataType, int32_t dataLen, char **ptr)
+        char *dataType, int32_t dataLen, char **ptr, char *value)
 {
     if (0 == strncasecmp(dataType,
                 "BINARY", strlen("BINARY"))) {
@@ -5348,12 +5341,18 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
             return -1;
         }
         char *bind_binary = (char *)*ptr;
-        rand_string(bind_binary, dataLen);
 
         bind->buffer_type = TSDB_DATA_TYPE_BINARY;
-        bind->buffer_length = dataLen;
-        bind->buffer = bind_binary;
+        if (value) {
+            strncpy(bind_binary, value, strlen(value));
+            bind->buffer_length = strlen(bind_binary);
+        } else {
+            rand_string(bind_binary, dataLen);
+            bind->buffer_length = dataLen;
+        }
+
         bind->length = &bind->buffer_length;
+        bind->buffer = bind_binary;
         bind->is_null = NULL;
 
         *ptr += bind->buffer_length;
@@ -5365,9 +5364,14 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
             return -1;
         }
         char *bind_nchar = (char *)*ptr;
-        rand_string(bind_nchar, dataLen);
 
         bind->buffer_type = TSDB_DATA_TYPE_NCHAR;
+        if (value) {
+            strncpy(bind_nchar, value, strlen(value));
+        } else {
+            rand_string(bind_nchar, dataLen);
+        }
+
         bind->buffer_length = strlen(bind_nchar);
         bind->buffer = bind_nchar;
         bind->length = &bind->buffer_length;
@@ -5378,7 +5382,11 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
                 "INT", strlen("INT"))) {
         int32_t *bind_int = (int32_t *)*ptr;
 
-        *bind_int = rand_int();
+        if (value) {
+            *bind_int = atoi(value);
+        } else {
+            *bind_int = rand_int();
+        }
         bind->buffer_type = TSDB_DATA_TYPE_INT;
         bind->buffer_length = sizeof(int32_t);
         bind->buffer = bind_int;
@@ -5390,7 +5398,11 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
                 "BIGINT", strlen("BIGINT"))) {
         int64_t *bind_bigint = (int64_t *)*ptr;
 
-        *bind_bigint = rand_bigint();
+        if (value) {
+            *bind_bigint = atoll(value);
+        } else {
+            *bind_bigint = rand_bigint();
+        }
         bind->buffer_type = TSDB_DATA_TYPE_BIGINT;
         bind->buffer_length = sizeof(int64_t);
         bind->buffer = bind_bigint;
@@ -5402,7 +5414,11 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
                 "FLOAT", strlen("FLOAT"))) {
         float   *bind_float = (float *) *ptr;
 
-        *bind_float = rand_float();
+        if (value) {
+            *bind_float = (float)atof(value);
+        } else {
+            *bind_float = rand_float();
+        }
         bind->buffer_type = TSDB_DATA_TYPE_FLOAT;
         bind->buffer_length = sizeof(float);
         bind->buffer = bind_float;
@@ -5414,7 +5430,11 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
                 "DOUBLE", strlen("DOUBLE"))) {
         double  *bind_double = (double *)*ptr;
 
-        *bind_double = rand_double();
+        if (value) {
+            *bind_double = atof(value);
+        } else {
+            *bind_double = rand_double();
+        }
         bind->buffer_type = TSDB_DATA_TYPE_DOUBLE;
         bind->buffer_length = sizeof(double);
         bind->buffer = bind_double;
@@ -5426,7 +5446,11 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
                 "SMALLINT", strlen("SMALLINT"))) {
         int16_t *bind_smallint = (int16_t *)*ptr;
 
-        *bind_smallint = rand_smallint();
+        if (value) {
+            *bind_smallint = (int16_t)atoi(value);
+        } else {
+            *bind_smallint = rand_smallint();
+        }
         bind->buffer_type = TSDB_DATA_TYPE_SMALLINT;
         bind->buffer_length = sizeof(int16_t);
         bind->buffer = bind_smallint;
@@ -5438,7 +5462,11 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
                 "TINYINT", strlen("TINYINT"))) {
         int8_t  *bind_tinyint = (int8_t *)*ptr;
 
-        *bind_tinyint = rand_tinyint();
+        if (value) {
+            *bind_tinyint = (int8_t)atoi(value);
+        } else {
+            *bind_tinyint = rand_tinyint();
+        }
         bind->buffer_type = TSDB_DATA_TYPE_TINYINT;
         bind->buffer_length = sizeof(int8_t);
         bind->buffer = bind_tinyint;
@@ -5461,7 +5489,11 @@ static int32_t prepareStmtBindArrayByType(TAOS_BIND *bind,
                 "TIMESTAMP", strlen("TIMESTAMP"))) {
         int64_t *bind_ts2 = (int64_t *) *ptr;
 
-        *bind_ts2 = rand_bigint();
+        if (value) {
+            *bind_ts2 = atoll(value);
+        } else {
+            *bind_ts2 = rand_bigint();
+        }
         bind->buffer_type = TSDB_DATA_TYPE_TIMESTAMP;
         bind->buffer_length = sizeof(int64_t);
         bind->buffer = bind_ts2;
@@ -5527,12 +5559,13 @@ static int32_t prepareStmtWithoutStb(
         ptr += bind->buffer_length;
 
         for (int i = 0; i < g_args.num_of_CPR; i ++) {
-            bind = (TAOS_BIND *)((char *)bindArray + (sizeof(TAOS_BIND) * (i + 1)));
+            bind = (TAOS_BIND *)((char *)bindArray
+                    + (sizeof(TAOS_BIND) * (i + 1)));
             if ( -1 == prepareStmtBindArrayByType(
                         bind,
                         data_type[i],
                         g_args.len_of_binary,
-                        &ptr)) {
+                        &ptr, NULL)) {
                 return -1;
             }
         }
@@ -5551,12 +5584,14 @@ static int32_t prepareStmtWithoutStb(
     return k;
 }
 
-static int32_t prepareStbStmt(SSuperTable *stbInfo,
+static int32_t prepareStbStmt(
+        SSuperTable *stbInfo,
         TAOS_STMT *stmt,
         char *tableName, uint32_t batch,
         uint64_t insertRows,
         uint64_t recordFrom,
-        int64_t startTime, char *buffer)
+        int64_t startTime,
+        int64_t *pSamplePos)
 {
     int ret = taos_stmt_set_tbname(stmt, tableName);
     if (ret != 0) {
@@ -5567,16 +5602,24 @@ static int32_t prepareStbStmt(SSuperTable *stbInfo,
 
     char *bindArray = malloc(sizeof(TAOS_BIND) * (stbInfo->columnCount + 1));
     if (bindArray == NULL) {
-        errorPrint("Failed to allocate %d bind params\n",
-                (stbInfo->columnCount + 1));
+        errorPrint("%s() LN%d, Failed to allocate %d bind params\n",
+                __func__, __LINE__, (stbInfo->columnCount + 1));
         return -1;
     }
 
-    bool tsRand;
+    bool sourceRand;
     if (0 == strncasecmp(stbInfo->dataSource, "rand", strlen("rand"))) {
-        tsRand = true;
+        sourceRand = true;
     } else {
-        tsRand = false;
+        sourceRand = false;     // from sample data file
+    }
+
+    char *bindBuffer = malloc(g_args.len_of_binary);
+    if (bindBuffer == NULL) {
+        errorPrint("%s() LN%d, Failed to allocate %d bind buffer\n",
+                __func__, __LINE__, g_args.len_of_binary);
+        free(bindArray);
+        return -1;
     }
 
     uint32_t k;
@@ -5592,7 +5635,7 @@ static int32_t prepareStbStmt(SSuperTable *stbInfo,
 
         bind_ts = (int64_t *)ptr;
         bind->buffer_type = TSDB_DATA_TYPE_TIMESTAMP;
-        if (tsRand) {
+        if (sourceRand) {
             *bind_ts = startTime + getTSRandTail(
                     stbInfo->timeStampStep, k,
                     stbInfo->disorderRatio,
@@ -5607,14 +5650,46 @@ static int32_t prepareStbStmt(SSuperTable *stbInfo,
 
         ptr += bind->buffer_length;
 
+        int cursor = 0;
         for (int i = 0; i < stbInfo->columnCount; i ++) {
             bind = (TAOS_BIND *)((char *)bindArray + (sizeof(TAOS_BIND) * (i + 1)));
-            if ( -1 == prepareStmtBindArrayByType(
-                        bind,
-                        stbInfo->columns[i].dataType,
-                        stbInfo->columns[i].dataLen,
-                        &ptr)) {
-                return -1;
+
+            if (sourceRand) {
+                if ( -1 == prepareStmtBindArrayByType(
+                            bind,
+                            stbInfo->columns[i].dataType,
+                            stbInfo->columns[i].dataLen,
+                            &ptr,
+                            NULL)) {
+                    free(bindArray);
+                    free(bindBuffer);
+                    return -1;
+                }
+            } else {
+                char *restStr = stbInfo->sampleDataBuf + cursor;
+                int lengthOfRest = strlen(restStr);
+
+                int index = 0;
+                for (index = 0; index < lengthOfRest; index ++) {
+                    if (restStr[index] == ',') {
+                        break;
+                    }
+                }
+
+                memset(bindBuffer, 0, g_args.len_of_binary);
+                strncpy(bindBuffer, restStr, index);
+                cursor += index + 1; // skip ',' too
+
+                if ( -1 == prepareStmtBindArrayByType(
+                            bind,
+                            stbInfo->columns[i].dataType,
+                            stbInfo->columns[i].dataLen,
+                            &ptr,
+                            bindBuffer)) {
+                    free(bindArray);
+                    free(bindBuffer);
+                    return -1;
+                }
             }
         }
         taos_stmt_bind_param(stmt, (TAOS_BIND *)bindArray);
@@ -5623,11 +5698,16 @@ static int32_t prepareStbStmt(SSuperTable *stbInfo,
 
         k++;
         recordFrom ++;
+
+        if (!sourceRand) {
+            (*pSamplePos) ++;
+        }
         if (recordFrom >= insertRows) {
             break;
         }
     }
 
+    free(bindBuffer);
     free(bindArray);
     return k;
 }
@@ -5820,13 +5900,14 @@ static void* syncWriteInterlace(threadInfo *pThreadInfo) {
       if (superTblInfo) {
           if (superTblInfo->iface == STMT_IFACE) {
 #if STMT_IFACE_ENABLED == 1
-              generated = prepareStbStmt(superTblInfo,
+              generated = prepareStbStmt(
+                      superTblInfo,
                       pThreadInfo->stmt,
                       tableName,
                       batchPerTbl,
                       insertRows, i,
                       startTime,
-                      pThreadInfo->buffer);
+                      &(pThreadInfo->samplePos));
 #else
               generated = -1;
 #endif
@@ -6051,7 +6132,8 @@ static void* syncWriteProgressive(threadInfo *pThreadInfo) {
                       pThreadInfo->stmt,
                       tableName,
                       g_args.num_of_RPR,
-                      insertRows, i, start_time, pstr);
+                      insertRows, i, start_time,
+                      &(pThreadInfo->samplePos));
 #else
               generated = -1;
 #endif
diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index 6bd5e0337708fc04e2b627646fb035e74521deeb..ef88f8bc0641b50438fd4e72e335ccb7828e124e 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -242,7 +242,6 @@ static void sortGroupResByOrderList(SGroupResInfo *pGroupResInfo, SQueryRuntimeE
   if (size <= 0) {
     return;
   }
-
   int32_t orderId = pRuntimeEnv->pQueryAttr->order.orderColId;
   if (orderId <= 0) {
     return;
@@ -1408,8 +1407,9 @@ static void doHashGroupbyAgg(SOperatorInfo* pOperator, SGroupbyOperatorInfo *pIn
     }
 
     doApplyFunctions(pRuntimeEnv, pInfo->binfo.pCtx, &w, pSDataBlock->info.rows - num, num, tsList, pSDataBlock->info.rows, pOperator->numOfOutput);
-    tfree(pInfo->prevData);
   }
+
+  tfree(pInfo->prevData);
 }
 
 static void doSessionWindowAggImpl(SOperatorInfo* pOperator, SSWindowOperatorInfo *pInfo, SSDataBlock *pSDataBlock) {
@@ -1743,8 +1743,7 @@ static SQLFunctionCtx* createSQLFunctionCtx(SQueryRuntimeEnv* pRuntimeEnv, SExpr
   }
 
   for(int32_t i = 1; i < numOfOutput; ++i) {
-    (*rowCellInfoOffset)[i] = (int32_t)((*rowCellInfoOffset)[i - 1] + sizeof(SResultRowCellInfo) +
-        pExpr[i - 1].base.interBytes * GET_ROW_PARAM_FOR_MULTIOUTPUT(pQueryAttr, pQueryAttr->topBotQuery, pQueryAttr->stableQuery));
+    (*rowCellInfoOffset)[i] = (int32_t)((*rowCellInfoOffset)[i - 1] + sizeof(SResultRowCellInfo) + pExpr[i - 1].base.interBytes);
   }
 
   setCtxTagColumnInfo(pFuncCtx, numOfOutput);
@@ -3718,6 +3717,9 @@ static int32_t doCopyToSDataBlock(SQueryRuntimeEnv* pRuntimeEnv, SGroupResInfo*
     }
 
     int32_t numOfRowsToCopy = pRow->numOfRows;
+    if (numOfResult + numOfRowsToCopy  >= pRuntimeEnv->resultInfo.capacity) { 
+      break; 
+    }
 
     pGroupResInfo->index += 1;
 
@@ -6108,7 +6110,14 @@ SOperatorInfo* createGroupbyOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperato
   SGroupbyOperatorInfo* pInfo = calloc(1, sizeof(SGroupbyOperatorInfo));
   pInfo->colIndex = -1;  // group by column index
 
+   
   pInfo->binfo.pCtx = createSQLFunctionCtx(pRuntimeEnv, pExpr, numOfOutput, &pInfo->binfo.rowCellInfoOffset);
+
+  SQueryAttr *pQueryAttr = pRuntimeEnv->pQueryAttr;
+
+  pQueryAttr->resultRowSize = (pQueryAttr->resultRowSize *
+      (int32_t)(GET_ROW_PARAM_FOR_MULTIOUTPUT(pQueryAttr, pQueryAttr->topBotQuery, pQueryAttr->stableQuery)));
+
   pInfo->binfo.pRes = createOutputBuf(pExpr, numOfOutput, pRuntimeEnv->resultInfo.capacity);
   initResultRowInfo(&pInfo->binfo.resultRowInfo, 8, TSDB_DATA_TYPE_INT);
 
diff --git a/tests/pytest/query/queryInterval.py b/tests/pytest/query/queryInterval.py
index ce8d05ae50aa61646b20e07e9484d00559e92b49..d61e8cf288c97fc869f19cba6bd3d181dc60797c 100644
--- a/tests/pytest/query/queryInterval.py
+++ b/tests/pytest/query/queryInterval.py
@@ -114,8 +114,7 @@ class TDTestCase:
         tdSql.query("select first(ts),twa(c) from tb interval(14a)")
         tdSql.checkRows(6)
 
-        tdSql.query("select twa(c) from tb group by c")
-        tdSql.checkRows(4)
+        tdSql.error("select twa(c) from tb group by c")
 
 
     def stop(self):
diff --git a/tests/script/fullGeneralSuite.sim b/tests/script/fullGeneralSuite.sim
index 937265753323a41e51ddf9a3be0061c66b6c586a..c820dd3bf56fb5268092dbdec2d37d7cfa0ca0c5 100644
--- a/tests/script/fullGeneralSuite.sim
+++ b/tests/script/fullGeneralSuite.sim
@@ -131,6 +131,7 @@ run general/parser/join.sim
 run general/parser/join_multivnode.sim
 run general/parser/select_with_tags.sim
 run general/parser/groupby.sim
+run general/parser/top_groupby.sim
 run general/parser/tags_dynamically_specifiy.sim
 run general/parser/set_tag_vals.sim
 #unsupport run general/parser/repeatAlter.sim
diff --git a/tests/script/general/parser/groupby.sim b/tests/script/general/parser/groupby.sim
index e47af5588e03fe09c47ede387e154c02bbcaa6e9..1fe19714bbd516c2e8938ce1290f04f8d2053839 100644
--- a/tests/script/general/parser/groupby.sim
+++ b/tests/script/general/parser/groupby.sim
@@ -692,6 +692,7 @@ if $data31 != 4 then
   return -1
 endi
 
+sql_error select irate(c) from st where t1="1" and ts >= '2020-03-27 04:11:17.732' and ts < '2020-03-27 05:11:17.732'  interval(1m) sliding(15s) group by tbname,c;
 sql select irate(c) from st where t1="1" and ts >= '2020-03-27 04:11:17.732' and ts < '2020-03-27 05:11:17.732'  interval(1m) sliding(15s) group by tbname,t1,t2;
 if $rows != 40 then
   return -1
diff --git a/tests/script/general/parser/having_child.sim b/tests/script/general/parser/having_child.sim
index a38db3fe44e8857ba646128a856371468d723b2b..0fe5448869a5720a62550a88981114e737e4965b 100644
--- a/tests/script/general/parser/having_child.sim
+++ b/tests/script/general/parser/having_child.sim
@@ -306,41 +306,11 @@ endi
 
 sql_error select avg(f1),count(f1),sum(f1),twa(f1) from tb1 group by tbname having twa(f1) > 0;
 
-sql select avg(f1),count(f1),sum(f1),twa(f1) from tb1 group by f1 having twa(f1) > 3;
-if $rows != 1 then
-  return -1
-endi
-if $data00 != 4.000000000 then 
-  return -1
-endi
-if $data01 != 2 then 
-  return -1
-endi
-if $data02 != 8 then 
-  return -1
-endi
-if $data03 != 4.000000000 then 
-  return -1
-endi
+sql_error select avg(f1),count(f1),sum(f1),twa(f1) from tb1 group by f1 having twa(f1) > 3;
 
 sql_error select avg(f1),count(f1),sum(f1),twa(f1) from tb1 group by tbname having sum(f1) > 0;
 
-sql select avg(f1),count(f1),sum(f1),twa(f1) from tb1 group by f1 having sum(f1) = 4;
-if $rows != 1 then
-  return -1
-endi
-if $data00 != 2.000000000 then 
-  return -1
-endi
-if $data01 != 2 then 
-  return -1
-endi
-if $data02 != 4 then 
-  return -1
-endi
-if $data03 != 2.000000000 then 
-  return -1
-endi
+sql_error select avg(f1),count(f1),sum(f1),twa(f1) from tb1 group by f1 having sum(f1) = 4;
 
 sql select avg(f1),count(f1),sum(f1) from tb1 group by f1 having sum(f1) > 0;
 if $rows != 4 then
diff --git a/tests/script/general/parser/top_groupby.sim b/tests/script/general/parser/top_groupby.sim
new file mode 100644
index 0000000000000000000000000000000000000000..5709f4d1d7210761292d59aefa8984dad2fd2f23
--- /dev/null
+++ b/tests/script/general/parser/top_groupby.sim
@@ -0,0 +1,52 @@
+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/cfg.sh -n dnode1 -c walLevel -v 0
+system sh/cfg.sh -n dnode1 -c maxtablesPerVnode -v 2
+system sh/exec.sh -n dnode1 -s start
+
+sleep 100
+sql connect
+print ======================== dnode1 start
+
+$db = testdb
+
+sql create database $db
+sql use $db
+
+sql create stable st2 (ts timestamp, f1 int, f2 float, f3 double, f4 bigint, f5 smallint, f6 tinyint, f7 bool, f8 binary(10), f9 nchar(10)) tags (id1 int, id2 float, id3 nchar(10), id4 double, id5 smallint, id6 bigint, id7 binary(10))
+
+sql create table tb1 using st2 tags (1,1.0,"1",1.0,1,1,"1");
+ 
+sql insert into tb1 values (now-200s,1,1.0,1.0,1,1,1,true,"1","1")
+sql insert into tb1 values (now-100s,2,2.0,2.0,2,2,2,true,"2","2")
+sql insert into tb1 values (now,3,3.0,3.0,3,3,3,true,"3","3")
+sql insert into tb1 values (now+100s,4,4.0,4.0,4,4,4,true,"4","4")
+sql insert into tb1 values (now+200s,4,4.0,4.0,4,4,4,true,"4","4")
+sql insert into tb1 values (now+300s,4,4.0,4.0,4,4,4,true,"4","4")
+sql insert into tb1 values (now+400s,4,4.0,4.0,4,4,4,true,"4","4")
+sql insert into tb1 values (now+500s,4,4.0,4.0,4,4,4,true,"4","4")
+
+sql select top(f1, 2) from tb1 group by f1;
+
+if $rows != 5 then
+  return -1
+endi
+
+sql select bottom(f1, 2) from tb1 group by f1;
+
+if $rows != 5 then
+  return -1
+endi
+
+sql select top(f1, 100) from tb1 group by f1;
+
+if $rows != 8 then
+  return -1
+endi
+
+sql select bottom(f1, 100) from tb1 group by f1;
+
+if $rows != 8 then
+  return -1
+endi
+