diff --git a/packaging/deb/DEBIAN/prerm b/packaging/deb/DEBIAN/prerm
index 0d63115a0411e1edbd3a1474f56b865697040ccf..a474dc4c80fdc800fc9d660934246777d2c97a70 100644
--- a/packaging/deb/DEBIAN/prerm
+++ b/packaging/deb/DEBIAN/prerm
@@ -37,6 +37,7 @@ else
     ${csudo}rm -f ${inc_link_dir}/taos.h     || :
     ${csudo}rm -f ${inc_link_dir}/taosdef.h     || :
     ${csudo}rm -f ${inc_link_dir}/taoserror.h     || :
+    ${csudo}rm -f ${inc_link_dir}/tdef.h     || :
     ${csudo}rm -f ${inc_link_dir}/taosudf.h     || :
     [ -f ${inc_link_dir}/taosws.h ] && ${csudo}rm -f ${inc_link_dir}/taosws.h     || :
     ${csudo}rm -f ${lib_link_dir}/libtaos.*  || :
diff --git a/packaging/deb/makedeb.sh b/packaging/deb/makedeb.sh
index 07819159c4a531556072be150f91c4bd8a353954..eca75ce71aba0c4789769807604d5ceabae499b1 100755
--- a/packaging/deb/makedeb.sh
+++ b/packaging/deb/makedeb.sh
@@ -98,6 +98,7 @@ cp ${compile_dir}/build/lib/${libfile}              ${pkg_dir}${install_home_pat
 cp ${compile_dir}/../include/client/taos.h          ${pkg_dir}${install_home_path}/include
 cp ${compile_dir}/../include/common/taosdef.h       ${pkg_dir}${install_home_path}/include
 cp ${compile_dir}/../include/util/taoserror.h       ${pkg_dir}${install_home_path}/include
+cp ${compile_dir}/../include/util/tdef.h       ${pkg_dir}${install_home_path}/include
 cp ${compile_dir}/../include/libs/function/taosudf.h       ${pkg_dir}${install_home_path}/include
 [ -f ${compile_dir}/build/include/taosws.h ] && cp ${compile_dir}/build/include/taosws.h            ${pkg_dir}${install_home_path}/include ||:
 cp -r ${top_dir}/examples/*                         ${pkg_dir}${install_home_path}/examples
diff --git a/packaging/rpm/tdengine.spec b/packaging/rpm/tdengine.spec
index 846d17e7f66bbe41a100e23abe35fd885d2d84dd..e93af2470a6ac00bc987e49db255341990859193 100644
--- a/packaging/rpm/tdengine.spec
+++ b/packaging/rpm/tdengine.spec
@@ -95,6 +95,7 @@ cp %{_compiledir}/build/lib/${libfile}              %{buildroot}%{homepath}/driv
 cp %{_compiledir}/../include/client/taos.h          %{buildroot}%{homepath}/include
 cp %{_compiledir}/../include/common/taosdef.h       %{buildroot}%{homepath}/include
 cp %{_compiledir}/../include/util/taoserror.h       %{buildroot}%{homepath}/include
+cp %{_compiledir}/../include/util/tdef.h       %{buildroot}%{homepath}/include
 cp %{_compiledir}/../include/libs/function/taosudf.h       %{buildroot}%{homepath}/include
 [ -f %{_compiledir}/build/include/taosws.h ] && cp %{_compiledir}/build/include/taosws.h            %{buildroot}%{homepath}/include ||:
 #cp -r %{_compiledir}/../src/connector/python        %{buildroot}%{homepath}/connector
@@ -217,6 +218,7 @@ if [ $1 -eq 0 ];then
     ${csudo}rm -f ${inc_link_dir}/taos.h     || :
     ${csudo}rm -f ${inc_link_dir}/taosdef.h     || :
     ${csudo}rm -f ${inc_link_dir}/taoserror.h     || :
+    ${csudo}rm -f ${inc_link_dir}/tdef.h     || :
     ${csudo}rm -f ${inc_link_dir}/taosudf.h     || :    
     ${csudo}rm -f ${lib_link_dir}/libtaos.*  || :
 
diff --git a/packaging/tools/install.sh b/packaging/tools/install.sh
index 252a634a198703499e41bb046749649a5879f432..408a5664a8befa6df46fff6ed8370c63c1ff5377 100755
--- a/packaging/tools/install.sh
+++ b/packaging/tools/install.sh
@@ -345,7 +345,7 @@ function install_jemalloc() {
 }
 
 function install_header() {
-  ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/taoserror.h ${inc_link_dir}/taosudf.h || :
+  ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/taoserror.h ${inc_link_dir}/tdef.h ${inc_link_dir}/taosudf.h || :
 
   [ -f ${inc_link_dir}/taosws.h ] && ${csudo}rm -f ${inc_link_dir}/taosws.h || :
 
@@ -353,6 +353,7 @@ function install_header() {
   ${csudo}ln -sf ${install_main_dir}/include/taos.h ${inc_link_dir}/taos.h
   ${csudo}ln -sf ${install_main_dir}/include/taosdef.h ${inc_link_dir}/taosdef.h
   ${csudo}ln -sf ${install_main_dir}/include/taoserror.h ${inc_link_dir}/taoserror.h
+  ${csudo}ln -sf ${install_main_dir}/include/tdef.h ${inc_link_dir}/tdef.h
   ${csudo}ln -sf ${install_main_dir}/include/taosudf.h ${inc_link_dir}/taosudf.h  
 
   [ -f ${install_main_dir}/include/taosws.h ] && ${csudo}ln -sf ${install_main_dir}/include/taosws.h ${inc_link_dir}/taosws.h || :
diff --git a/packaging/tools/install_client.sh b/packaging/tools/install_client.sh
index 18ebf9dc8fcf051302933788d3f19aa2cc2b5e91..c8baab8269d23281e993ed6a3225dbaed48581d0 100755
--- a/packaging/tools/install_client.sh
+++ b/packaging/tools/install_client.sh
@@ -180,10 +180,11 @@ function install_lib() {
 }
 
 function install_header() {
-    ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/taoserror.h  ${inc_link_dir}/taosudf.h  || :
+    ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/tdef.h ${inc_link_dir}/taoserror.h  ${inc_link_dir}/taosudf.h  || :
     ${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/taosdef.h ${inc_link_dir}/taosdef.h
+    ${csudo}ln -s ${install_main_dir}/include/tdef.h ${inc_link_dir}/tdef.h
     ${csudo}ln -s ${install_main_dir}/include/taoserror.h ${inc_link_dir}/taoserror.h
     ${csudo}ln -s ${install_main_dir}/include/taosudf.h ${inc_link_dir}/taosudf.h    
 
diff --git a/packaging/tools/make_install.sh b/packaging/tools/make_install.sh
index 0a5f9d26683ff7eba2cc3070f4668beacbeaa2b6..99315b3311ab257c2e44a878e28c361bc5271e8a 100755
--- a/packaging/tools/make_install.sh
+++ b/packaging/tools/make_install.sh
@@ -348,9 +348,9 @@ function install_lib() {
 
 function install_header() {
   ${csudo}mkdir -p ${inc_link_dir}
-  ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/taoserror.h ${inc_link_dir}/taosudf.h || :
+  ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/taoserror.h ${inc_link_dir}/tdef.h ${inc_link_dir}/taosudf.h || :
   [ -f ${inc_link_dir}/taosws.h ] && ${csudo}rm -f ${inc_link_dir}/taosws.h ||:
-  ${csudo}cp -f ${source_dir}/include/client/taos.h ${source_dir}/include/common/taosdef.h ${source_dir}/include/util/taoserror.h ${source_dir}/include/libs/function/taosudf.h \
+  ${csudo}cp -f ${source_dir}/include/client/taos.h ${source_dir}/include/common/taosdef.h ${source_dir}/include/util/taoserror.h ${source_dir}/include/util/tdef.h ${source_dir}/include/libs/function/taosudf.h \
     ${install_main_dir}/include && ${csudo}chmod 644 ${install_main_dir}/include/*
 
   if [ -f ${binary_dir}/build/include/taosws.h ]; then
@@ -361,6 +361,7 @@ function install_header() {
   ${csudo}ln -s ${install_main_dir}/include/taos.h ${inc_link_dir}/taos.h > /dev/null 2>&1
   ${csudo}ln -s ${install_main_dir}/include/taosdef.h ${inc_link_dir}/taosdef.h > /dev/null 2>&1
   ${csudo}ln -s ${install_main_dir}/include/taoserror.h ${inc_link_dir}/taoserror.h > /dev/null 2>&1
+  ${csudo}ln -s ${install_main_dir}/include/tdef.h ${inc_link_dir}/tdef.h > /dev/null 2>&1
   ${csudo}ln -s ${install_main_dir}/include/taosudf.h ${inc_link_dir}/taosudf.h > /dev/null 2>&1
 
   ${csudo}chmod 644 ${install_main_dir}/include/*
diff --git a/packaging/tools/makeclient.sh b/packaging/tools/makeclient.sh
index cd59294fe7d3ddb875a4b39955548b4838e03661..243efd693eecbc715fbecef4ba313f229a15602e 100755
--- a/packaging/tools/makeclient.sh
+++ b/packaging/tools/makeclient.sh
@@ -83,7 +83,7 @@ else
   wslib_files="${build_dir}/lib/libtaosws.dylib"
 fi
 
-header_files="${code_dir}/include/client/taos.h ${code_dir}/include/common/taosdef.h ${code_dir}/include/util/taoserror.h ${code_dir}/include/libs/function/taosudf.h"
+header_files="${code_dir}/include/client/taos.h ${code_dir}/include/common/taosdef.h ${code_dir}/include/util/taoserror.h ${code_dir}/include/util/tdef.h ${code_dir}/include/libs/function/taosudf.h"
 wsheader_files="${build_dir}/include/taosws.h"
 
 if [ "$dbName" != "taos" ]; then
diff --git a/packaging/tools/makepkg.sh b/packaging/tools/makepkg.sh
index ad64ca431e22f37a83093ea3564ebdc41793aeb3..655629b92cd09d9a61c954fc5cdd2008f0be4382 100755
--- a/packaging/tools/makepkg.sh
+++ b/packaging/tools/makepkg.sh
@@ -115,7 +115,7 @@ else
     lib_files="${build_dir}/lib/libtaos.so.${version}"
     wslib_files="${build_dir}/lib/libtaosws.so"
 fi
-header_files="${code_dir}/include/client/taos.h ${code_dir}/include/common/taosdef.h ${code_dir}/include/util/taoserror.h ${code_dir}/include/libs/function/taosudf.h"
+header_files="${code_dir}/include/client/taos.h ${code_dir}/include/common/taosdef.h ${code_dir}/include/util/taoserror.h ${code_dir}/include/util/tdef.h ${code_dir}/include/libs/function/taosudf.h"
 
 wsheader_files="${build_dir}/include/taosws.h"
 
diff --git a/packaging/tools/post.sh b/packaging/tools/post.sh
index e79a10c9e9a24014f84cf0c8d29be15cc143bb79..ceaebfdc7c855bc15c8feb4ce9fbee971ca9bc5a 100755
--- a/packaging/tools/post.sh
+++ b/packaging/tools/post.sh
@@ -133,12 +133,13 @@ function kill_taosd() {
 function install_include() {
     log_print "start install include from ${inc_dir} to ${inc_link_dir}"
     ${csudo}mkdir -p ${inc_link_dir}
-    ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/taoserror.h ${inc_link_dir}/taosudf.h || :
+    ${csudo}rm -f ${inc_link_dir}/taos.h ${inc_link_dir}/taosdef.h ${inc_link_dir}/taoserror.h ${inc_link_dir}/tdef.h ${inc_link_dir}/taosudf.h || :
     [ -f ${inc_link_dir}/taosws.h ] && ${csudo}rm -f ${inc_link_dir}/taosws.h ||:
 
     ${csudo}ln -s ${inc_dir}/taos.h ${inc_link_dir}/taos.h
     ${csudo}ln -s ${inc_dir}/taosdef.h ${inc_link_dir}/taosdef.h
     ${csudo}ln -s ${inc_dir}/taoserror.h ${inc_link_dir}/taoserror.h
+    ${csudo}ln -s ${inc_dir}/tdef.h ${inc_link_dir}/tdef.h
     ${csudo}ln -s ${inc_dir}/taosudf.h ${inc_link_dir}/taosudf.h
 
     [ -f ${inc_dir}/taosws.h ] && ${csudo}ln -sf ${inc_dir}/taosws.h ${inc_link_dir}/taosws.h ||:
diff --git a/packaging/tools/preun.sh b/packaging/tools/preun.sh
index 68f6b53c45cc13169e36971174dafd66c0259411..25f3d8ce4abc3345937aa4bbfd51641464f14ae1 100755
--- a/packaging/tools/preun.sh
+++ b/packaging/tools/preun.sh
@@ -143,6 +143,7 @@ ${csudo}rm -f ${cfg_link_dir}/*.new      || :
 ${csudo}rm -f ${inc_link_dir}/taos.h     || :
 ${csudo}rm -f ${inc_link_dir}/taosdef.h  || :
 ${csudo}rm -f ${inc_link_dir}/taoserror.h || :
+${csudo}rm -f ${inc_link_dir}/tdef.h || :
 ${csudo}rm -f ${inc_link_dir}/taosudf.h || :
 ${csudo}rm -f ${lib_link_dir}/libtaos.*   || :
 ${csudo}rm -f ${lib64_link_dir}/libtaos.* || :
diff --git a/packaging/tools/remove.sh b/packaging/tools/remove.sh
index eca0c5e973ed0d8e69843e8a7c6603bb133b95ad..0e8b036f28067f1ebc61723ded82c46334f5ea0f 100755
--- a/packaging/tools/remove.sh
+++ b/packaging/tools/remove.sh
@@ -155,6 +155,7 @@ function clean_header() {
   ${csudo}rm -f ${inc_link_dir}/taos.h || :
   ${csudo}rm -f ${inc_link_dir}/taosdef.h || :
   ${csudo}rm -f ${inc_link_dir}/taoserror.h || :
+  ${csudo}rm -f ${inc_link_dir}/tdef.h || :
   ${csudo}rm -f ${inc_link_dir}/taosudf.h || :
 
   [ -f ${inc_link_dir}/taosws.h ] && ${csudo}rm -f ${inc_link_dir}/taosws.h || :
diff --git a/packaging/tools/remove_client.sh b/packaging/tools/remove_client.sh
index 2bdb56fac210982048d630469fbb10942bc15f69..695307254d9b5042c190779c27373c7ae3a186af 100755
--- a/packaging/tools/remove_client.sh
+++ b/packaging/tools/remove_client.sh
@@ -73,6 +73,7 @@ function clean_header() {
     ${csudo}rm -f ${inc_link_dir}/taos.h           || :
     ${csudo}rm -f ${inc_link_dir}/taosdef.h        || :
     ${csudo}rm -f ${inc_link_dir}/taoserror.h      || :
+    ${csudo}rm -f ${inc_link_dir}/tdef.h      || :
     ${csudo}rm -f ${inc_link_dir}/taosudf.h      || :    
 }