Merge branch 'develop' into feature/TD-4034

.appveyor.yml

 version: 1.0.{build}
-os: Visual Studio 2015
+image: 
+  - Visual Studio 2015
+  - macos
 environment:
   matrix:
     - ARCH: amd64
     - ARCH: x86
+matrix:
+  exclude:
+    - image: macos
+      ARCH: x86
+for:
+  - 
+    matrix:
+      only:
+        - image: Visual Studio 2015
+    clone_folder: c:\dev\TDengine
+    clone_depth: 1
 
-clone_folder: c:\dev\TDengine
-clone_depth: 1
+    init:
+      - call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" %ARCH%
 
-init:
-  - call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" %ARCH%
+    before_build:
+      - cd c:\dev\TDengine
+      - md build
 
-before_build:
-  - cd c:\dev\TDengine
-  - md build
-
-build_script:
-  - cd build
-  - cmake -G "NMake Makefiles" ..
-  - nmake install
+    build_script:
+      - cd build
+      - cmake -G "NMake Makefiles" ..
+      - nmake install
+  -
+    matrix:
+      only:
+        - image: macos
+    clone_depth: 1
 
+    build_script:
+      - mkdir debug
+      - cd debug
+      - cmake .. > /dev/null
+      - make > /dev/null
 notifications:
 - provider: Email
   to:
   - sangshuduo@gmail.com
-  
   on_build_success: true
   on_build_failure: true
   on_build_status_changed: true

.drone.yml

+---
+kind: pipeline
+name: test_amd64
+
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+- name: smoke_test
+  image: python:3.8
+  commands:
+  - apt-get update
+  - apt-get install -y cmake build-essential gcc 
+  - pip3 install psutil
+  - pip3 install guppy3
+  - pip3 install src/connector/python/linux/python3/
+  - mkdir debug
+  - cd debug
+  - cmake .. 
+  - make 
+  - cd ../tests
+  - ./test-all.sh smoke
+  when:
+    branch:
+    - develop
+    - master
+
+
+- name: crash_gen
+  image: python:3.8
+  commands:
+  - pip3 install requests
+  - pip3 install src/connector/python/linux/python3/
+  - pip3 install psutil
+  - pip3 install guppy3
+  - cd tests/pytest 
+  - ./crash_gen.sh -a -p -t 4 -s 2000
+  when:
+    branch:
+    - develop
+    - master
+
+
+---
+kind: pipeline
+name: test_arm64
+
+platform:
+  os: linux
+  arch: arm64
+
+steps:
+- name: build
+  image: gcc
+  commands:
+  - apt-get update
+  - apt-get install -y cmake build-essential
+  - mkdir debug
+  - cd debug
+  - cmake .. -DCPUTYPE=aarch64 > /dev/null
+  - make 
+  when:
+    branch:
+    - develop
+    - master
+---
+kind: pipeline
+name: test_arm
+
+platform:
+  os: linux
+  arch: arm
+
+steps:
+- name: build
+  image: arm32v7/ubuntu:bionic
+  commands:
+  - apt-get update
+  - apt-get install -y cmake build-essential
+  - mkdir debug
+  - cd debug
+  - cmake .. -DCPUTYPE=aarch32 > /dev/null
+  - make 
+  when:
+    branch:
+    - develop
+    - master
+
+---
+kind: pipeline
+name: build_trusty
+
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+- name: build
+  image: ubuntu:trusty
+  commands:
+  - apt-get update
+  - apt-get install -y gcc cmake3 build-essential git binutils-2.26
+ 
+  - mkdir debug
+  - cd debug
+  - cmake .. 
+  - make 
+  when:
+    branch:
+    - develop
+    - master
+
+---
+kind: pipeline
+name: build_xenial
+
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+- name: build
+  image: ubuntu:xenial
+  commands:
+  - apt-get update
+  - apt-get install -y gcc cmake build-essential
+  - mkdir debug
+  - cd debug
+  - cmake .. 
+  - make 
+  when:
+    branch:
+    - develop
+    - master
+
+---
+kind: pipeline
+name: build_bionic
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+- name: build
+  image: ubuntu:bionic
+  commands:
+  - apt-get update
+  - apt-get install -y gcc cmake build-essential
+  - mkdir debug
+  - cd debug
+  - cmake .. 
+  - make 
+  when:
+    branch:
+    - develop
+    - master
+
+---
+kind: pipeline
+name: goodbye
+
+platform:
+  os: linux
+  arch: amd64
+
+steps:
+- name: 64-bit
+  image: alpine
+  commands:
+  - echo 64-bit is good.
+  when:
+    branch:
+    - develop
+    - master
+
+
+depends_on:
+- test_arm64
+- test_amd64
\ No newline at end of file

.travis.yml

-#
-# Configuration
-#
-#
-# Build Matrix
-#
-branches:
-  only:
-    - master
-    - develop
-    - coverity_scan
-    - /^.*ci-.*$/
-
-matrix:
-  - os: linux
-    dist: bionic
-    language: c
-
-    git:
-      - depth: 1
-
-    compiler: gcc
-    env: DESC="linux/gcc build and test"
-
-    addons:
-      apt:
-        packages:
-          - build-essential
-          - cmake
-          - net-tools
-          - python3.8
-          - libc6-dbg
-          - valgrind
-          - psmisc
-          - unixodbc
-          - unixodbc-dev
-          - mono-complete
-
-    before_script:
-      - export TZ=Asia/Harbin
-      - date
-      - curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py && python3.8 get-pip.py
-      - python3.8 -m pip install --upgrade pip setuptools
-      - cd ${TRAVIS_BUILD_DIR}
-      - mkdir debug
-      - cd debug
-
-    script:
-      - cmake .. > /dev/null
-      - make > /dev/null
-
-    after_success:
-      - travis_wait 20
-      - |-
-        case $TRAVIS_OS_NAME in
-          linux)
-          cd ${TRAVIS_BUILD_DIR}/debug
-          make install > /dev/null || travis_terminate $?
-
-          py3ver=`python3 --version|awk '{print $2}'|cut -d "." -f 1,2` && apt install python$py3ver-dev
-          pip3 install psutil
-          pip3 install guppy3
-          pip3 install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python3/
-
-          cd ${TRAVIS_BUILD_DIR}/tests/examples/C#/taosdemo
-          mcs -out:taosdemo *.cs || travis_terminate $?
-          pkill -TERM -x taosd
-          fuser -k -n tcp 6030
-          sleep 1
-          ${TRAVIS_BUILD_DIR}/debug/build/bin/taosd -c ${TRAVIS_BUILD_DIR}/debug/test/cfg > /dev/null &
-          sleep 5
-          mono taosdemo -Q DEFAULT -y || travis_terminate $?
-          pkill -KILL -x taosd
-          fuser -k -n tcp 6030
-          sleep 1
-
-          cd ${TRAVIS_BUILD_DIR}/tests
-          ./test-all.sh smoke || travis_terminate $?
-          sleep 1
-
-          cd ${TRAVIS_BUILD_DIR}/tests/pytest
-          pkill -TERM -x taosd
-          fuser -k -n tcp 6030
-          sleep 1
-          ./crash_gen.sh -a -p -t 4 -s 2000|| travis_terminate $?
-          sleep 1
-
-          cd ${TRAVIS_BUILD_DIR}/tests/pytest
-          ./valgrind-test.sh 2>&1 > mem-error-out.log
-          sleep 1
-
-
-          # Color setting
-          RED='\033[0;31m'
-          GREEN='\033[1;32m'
-          GREEN_DARK='\033[0;32m'
-          GREEN_UNDERLINE='\033[4;32m'
-          NC='\033[0m'
-
-          grep 'start to execute\|ERROR SUMMARY' mem-error-out.log|grep -v 'grep'|uniq|tee uniq-mem-error-out.log
-
-          for memError in `grep 'ERROR SUMMARY' uniq-mem-error-out.log | awk '{print $4}'`
-          do
-            if [ -n "$memError" ]; then
-              if [ "$memError" -gt 12 ]; then
-                echo -e "${RED} ## Memory errors number valgrind reports is $memError.\
-                         More than our threshold! ## ${NC}"
-                travis_terminate $memError
-              fi
-            fi
-          done
-
-          grep 'start to execute\|definitely lost:' mem-error-out.log|grep -v 'grep'|uniq|tee uniq-definitely-lost-out.log
-          for defiMemError in `grep 'definitely lost:' uniq-definitely-lost-out.log | awk '{print $7}'`
-          do
-            if [ -n "$defiMemError" ]; then
-              if [ "$defiMemError" -gt 13 ]; then
-                echo -e "${RED} ## Memory errors number valgrind reports \
-                         Definitely lost is $defiMemError. More than our threshold! ## ${NC}"
-                travis_terminate $defiMemError
-              fi
-            fi
-          done
-
-          ;;
-        esac
-
-  - os: linux
-    dist: bionic
-    language: c
-    compiler: gcc
-    env: COVERITY_SCAN=true
-    git:
-      - depth: 1
-
-    script:
-      - echo "this job is for coverity scan"
-
-    addons:
-      coverity_scan:
-        # GitHub project metadata
-        # ** specific to your project **
-        project:
-          name: TDengine
-          version: 2.x
-          description: TDengine
-
-        # Where email notification of build analysis results will be sent
-        notification_email: sdsang@taosdata.com, slguan@taosdata.com
-
-        # Commands to prepare for build_command
-        # ** likely specific to your build **
-        build_command_prepend: cmake . > /dev/null
-
-        # The command that will be added as an argument to "cov-build" to compile your project for analysis,
-        # ** likely specific to your build **
-        build_command: make
-
-        # Pattern to match selecting branches that will run analysis. We recommend leaving this set to 'coverity_scan'.
-        # Take care in resource usage, and consider the build frequency allowances per
-        #   https://scan.coverity.com/faq#frequency
-        branch_pattern: coverity_scan
-
-  - os: linux
-    dist: trusty
-    language: c
-    git:
-      - depth: 1
-
-    addons:
-      apt:
-        packages:
-          - build-essential
-          - cmake
-          - binutils-2.26
-          - unixodbc
-          - unixodbc-dev
-    env: 
-      - DESC="trusty/gcc-4.8/bintuils-2.26 build"
-
-    before_script:
-      - export TZ=Asia/Harbin
-      - date
-      - cd ${TRAVIS_BUILD_DIR}
-      - mkdir debug
-      - cd debug
-
-    script:
-      - cmake .. > /dev/null
-      - export PATH=/usr/lib/binutils-2.26/bin:$PATH && make
-
-  - os: linux
-    dist: bionic
-    language: c
-    compiler: clang
-    env: DESC="linux/clang build"
-    git:
-      - depth: 1
-
-    addons:
-      apt:
-        packages:
-          - build-essential
-          - cmake
-          - unixodbc
-          - unixodbc-dev
-
-    before_script:
-      - export TZ=Asia/Harbin
-      - date
-      - cd ${TRAVIS_BUILD_DIR}
-      - mkdir debug
-      - cd debug
-
-    script:
-      - cmake .. > /dev/null
-      - make  > /dev/null
-
-  - os: linux
-    arch: arm64
-    dist: bionic
-    language: c
-    compiler: clang
-    env: DESC="arm64 linux/clang build"
-    git:
-      - depth: 1
-
-    addons:
-      apt:
-        packages:
-          - build-essential
-          - cmake
-
-    before_script:
-      - export TZ=Asia/Harbin
-      - date
-      - cd ${TRAVIS_BUILD_DIR}
-      - mkdir debug
-      - cd debug
-
-    script:
-      - if [ "${TRAVIS_CPU_ARCH}" == "arm64" ]; then
-         cmake .. -DCPUTYPE=aarch64 > /dev/null;
-        else
-         cmake .. > /dev/null;
-        fi
-      - make > /dev/null
-
-  - os: linux
-    arch: arm64
-    dist: xenial
-    language: c
-    git:
-      - depth: 1
-
-    addons:
-      apt:
-        packages:
-          - build-essential
-          - cmake
-          - unixodbc
-          - unixodbc-dev
-    env:
-      - DESC="arm64 xenial build"
-
-    before_script:
-      - export TZ=Asia/Harbin
-      - date
-      - cd ${TRAVIS_BUILD_DIR}
-      - mkdir debug
-      - cd debug
-
-    script:
-      - if [ "${TRAVIS_CPU_ARCH}" == "arm64" ]; then
-         cmake .. -DCPUTYPE=aarch64 > /dev/null;
-        else
-         cmake .. > /dev/null;
-        fi
-      - make > /dev/null
-
-  - os: osx
-    osx_image: xcode11.4
-    language: c
-    compiler: clang
-    env: DESC="mac/clang build"
-    git:
-      - depth: 1
-    addons:
-      homebrew:
-        - cmake
-        - unixodbc
-
-    script:
-      - cd ${TRAVIS_BUILD_DIR}
-      - mkdir debug
-      - cd debug
-      - cmake .. > /dev/null
-      - make > /dev/null

Jenkinsfile

@@ -94,6 +94,7 @@ def pre_test(){
     make > /dev/null
     make install > /dev/null
     cd ${WKC}/tests
+    pip3 install ${WKC}/src/connector/python/linux/python3/
     '''
     return 1
 }

src/common/src/tglobal.c

@@ -921,7 +921,7 @@ static void doInitGlobalConfig(void) {
   cfg.valType = TAOS_CFG_VTYPE_INT32;
   cfg.cfgType = TSDB_CFG_CTYPE_B_CONFIG | TSDB_CFG_CTYPE_B_CLIENT | TSDB_CFG_CTYPE_B_SHOW;
   cfg.minValue = -1;
-  cfg.maxValue = 10000000000.0f;
+  cfg.maxValue = 100000000.0f;
   cfg.ptrLength = 0;
   cfg.unitType = TAOS_CFG_UTYPE_NONE;
   taosInitConfigOption(cfg);

src/kit/taosdemo/taosdemo.c

@@ -1630,64 +1630,68 @@ static void printfQueryMeta() {
   printf("database name:           \033[33m%s\033[0m\n", g_queryInfo.dbName);
 
   printf("\n");
-  printf("specified table query info:                   \n");
-  printf("query interval: \033[33m%"PRIu64" ms\033[0m\n",
-      g_queryInfo.specifiedQueryInfo.queryInterval);
-  printf("top query times:\033[33m%"PRIu64"\033[0m\n", g_args.query_times);
-  printf("concurrent:     \033[33m%"PRIu64"\033[0m\n",
-      g_queryInfo.specifiedQueryInfo.concurrent);
-  printf("sqlCount:       \033[33m%"PRIu64"\033[0m\n",
+
+  if ((SUBSCRIBE_TEST == g_args.test_mode) || (QUERY_TEST == g_args.test_mode)) {
+    printf("specified table query info:                   \n");
+    printf("sqlCount:       \033[33m%"PRIu64"\033[0m\n",
       g_queryInfo.specifiedQueryInfo.sqlCount);
-  printf("specified tbl query times:\n");
-  printf("                \033[33m%"PRIu64"\033[0m\n",
+    if (g_queryInfo.specifiedQueryInfo.sqlCount > 0) {
+      printf("specified tbl query times:\n");
+      printf("                \033[33m%"PRIu64"\033[0m\n",
       g_queryInfo.specifiedQueryInfo.queryTimes);
-
-  if (SUBSCRIBE_TEST == g_args.test_mode) {
-    printf("mod:            \033[33m%d\033[0m\n",
-        g_queryInfo.specifiedQueryInfo.mode);
-    printf("interval:       \033[33m%"PRIu64"\033[0m\n",
+      printf("query interval: \033[33m%"PRIu64" ms\033[0m\n",
+        g_queryInfo.specifiedQueryInfo.queryInterval);
+      printf("top query times:\033[33m%"PRIu64"\033[0m\n", g_args.query_times);
+      printf("concurrent:     \033[33m%"PRIu64"\033[0m\n",
+      g_queryInfo.specifiedQueryInfo.concurrent);
+      printf("mod:            \033[33m%s\033[0m\n",
+        (g_queryInfo.specifiedQueryInfo.mode)?"async":"sync");
+      printf("interval:       \033[33m%"PRIu64"\033[0m\n",
         g_queryInfo.specifiedQueryInfo.subscribeInterval);
-    printf("restart:        \033[33m%d\033[0m\n",
+      printf("restart:        \033[33m%d\033[0m\n",
         g_queryInfo.specifiedQueryInfo.subscribeRestart);
-    printf("keepProgress:   \033[33m%d\033[0m\n",
+      printf("keepProgress:   \033[33m%d\033[0m\n",
         g_queryInfo.specifiedQueryInfo.subscribeKeepProgress);
-  }
 
-  for (uint64_t i = 0; i < g_queryInfo.specifiedQueryInfo.sqlCount; i++) {
-    printf("  sql[%"PRIu64"]: \033[33m%s\033[0m\n",
-        i, g_queryInfo.specifiedQueryInfo.sql[i]);
-  }
-  printf("\n");
-  printf("super table query info:\n");
-  printf("query interval: \033[33m%"PRIu64"\033[0m\n",
-      g_queryInfo.superQueryInfo.queryInterval);
-  printf("threadCnt:      \033[33m%d\033[0m\n",
-      g_queryInfo.superQueryInfo.threadCnt);
-  printf("childTblCount:  \033[33m%"PRIu64"\033[0m\n",
-      g_queryInfo.superQueryInfo.childTblCount);
-  printf("stable name:    \033[33m%s\033[0m\n",
-      g_queryInfo.superQueryInfo.sTblName);
-  printf("stb query times:\033[33m%"PRIu64"\033[0m\n",
-      g_queryInfo.superQueryInfo.queryTimes);
-
-  if (SUBSCRIBE_TEST == g_args.test_mode) {
-    printf("mod:            \033[33m%d\033[0m\n",
-        g_queryInfo.superQueryInfo.mode);
-    printf("interval:       \033[33m%"PRIu64"\033[0m\n",
+      for (uint64_t i = 0; i < g_queryInfo.specifiedQueryInfo.sqlCount; i++) {
+        printf("  sql[%"PRIu64"]: \033[33m%s\033[0m\n",
+            i, g_queryInfo.specifiedQueryInfo.sql[i]);
+      }
+      printf("\n");
+    }
+
+    printf("super table query info:\n");
+    printf("sqlCount:       \033[33m%"PRIu64"\033[0m\n",
+      g_queryInfo.superQueryInfo.sqlCount);
+
+    if (g_queryInfo.superQueryInfo.sqlCount > 0) {
+      printf("query interval: \033[33m%"PRIu64"\033[0m\n",
+        g_queryInfo.superQueryInfo.queryInterval);
+      printf("threadCnt:      \033[33m%d\033[0m\n",
+        g_queryInfo.superQueryInfo.threadCnt);
+      printf("childTblCount:  \033[33m%"PRIu64"\033[0m\n",
+        g_queryInfo.superQueryInfo.childTblCount);
+      printf("stable name:    \033[33m%s\033[0m\n",
+        g_queryInfo.superQueryInfo.sTblName);
+      printf("stb query times:\033[33m%"PRIu64"\033[0m\n",
+        g_queryInfo.superQueryInfo.queryTimes);
+
+      printf("mod:            \033[33m%s\033[0m\n",
+        (g_queryInfo.superQueryInfo.mode)?"async":"sync");
+      printf("interval:       \033[33m%"PRIu64"\033[0m\n",
         g_queryInfo.superQueryInfo.subscribeInterval);
-    printf("restart:        \033[33m%d\033[0m\n",
+      printf("restart:        \033[33m%d\033[0m\n",
         g_queryInfo.superQueryInfo.subscribeRestart);
-    printf("keepProgress:   \033[33m%d\033[0m\n",
+      printf("keepProgress:   \033[33m%d\033[0m\n",
         g_queryInfo.superQueryInfo.subscribeKeepProgress);
-  }
 
-  printf("sqlCount:       \033[33m%"PRIu64"\033[0m\n",
-      g_queryInfo.superQueryInfo.sqlCount);
-  for (int i = 0; i < g_queryInfo.superQueryInfo.sqlCount; i++) {
-    printf("  sql[%d]: \033[33m%s\033[0m\n",
-        i, g_queryInfo.superQueryInfo.sql[i]);
+      for (int i = 0; i < g_queryInfo.superQueryInfo.sqlCount; i++) {
+        printf("  sql[%d]: \033[33m%s\033[0m\n",
+            i, g_queryInfo.superQueryInfo.sql[i]);
+      }
+      printf("\n");
+    }
   }
-  printf("\n");
 
   SHOW_PARSE_RESULT_END();
 }
@@ -2847,7 +2851,7 @@ static void* createTable(void *sarg)
 }
 
 static int startMultiThreadCreateChildTable(
-        char* cols, int threads, int64_t startFrom, int64_t ntables,
+        char* cols, int threads, uint64_t startFrom, uint64_t ntables,
         char* db_name, SSuperTable* superTblInfo) {
 
   pthread_t *pids = malloc(threads * sizeof(pthread_t));
@@ -2862,13 +2866,13 @@ static int startMultiThreadCreateChildTable(
     threads = 1;
   }
 
-  int64_t a = ntables / threads;
+  uint64_t a = ntables / threads;
   if (a < 1) {
     threads = ntables;
     a = 1;
   }
 
-  int64_t b = 0;
+  uint64_t b = 0;
   b = ntables % threads;
 
   for (int64_t i = 0; i < threads; i++) {
@@ -4212,7 +4216,7 @@ static bool getMetaFromQueryJsonFile(cJSON* root) {
     }
   }
 
-  // sub_table_query
+  // super_table_query
   cJSON *superQuery = cJSON_GetObjectItem(root, "super_table_query");
   if (!superQuery) {
     g_queryInfo.superQueryInfo.threadCnt = 1;
@@ -5679,13 +5683,13 @@ static void startMultiThreadInsertData(int threads, char* db_name,
 
   taos_close(taos);
 
-  int a = ntables / threads;
+  uint64_t a = ntables / threads;
   if (a < 1) {
     threads = ntables;
     a = 1;
   }
 
-  int b = 0;
+  uint64_t b = 0;
   if (threads != 0) {
     b = ntables % threads;
   }
@@ -6380,7 +6384,7 @@ static int queryTestProcess() {
       b = ntables % threads;
     }
 
-    int startFrom = 0;
+    uint64_t startFrom = 0;
     for (int i = 0; i < threads; i++) {
       threadInfo *t_info = infosOfSub + i;
       t_info->threadID = i;
@@ -6436,13 +6440,14 @@ static void subscribe_callback(TAOS_SUB* tsub, TAOS_RES *res, void* param, int c
   }
 
   getResult(res, (char*)param);
-  taos_free_result(res);
+  // tao_unscribe() will free result.
 }
 
-static TAOS_SUB* subscribeImpl(TAOS *taos, char *sql, char* topic, char* resultFileName) {
+static TAOS_SUB* subscribeImpl(
+        TAOS *taos, char *sql, char* topic, char* resultFileName) {
   TAOS_SUB* tsub = NULL;
 
-  if (g_queryInfo.specifiedQueryInfo.mode) {
+  if (ASYNC_QUERY_MODE == g_queryInfo.specifiedQueryInfo.mode) {
     tsub = taos_subscribe(taos,
             g_queryInfo.specifiedQueryInfo.subscribeRestart,
             topic, sql, subscribe_callback, (void*)resultFileName,
@@ -6466,6 +6471,9 @@ static void *superSubscribe(void *sarg) {
   char subSqlstr[1024];
   TAOS_SUB*    tsub[MAX_QUERY_SQL_COUNT] = {0};
 
+  if (g_queryInfo.superQueryInfo.sqlCount == 0)
+    return NULL;
+
   if (pThreadInfo->taos == NULL) {
     TAOS * taos = NULL;
     taos = taos_connect(g_queryInfo.host,
@@ -6524,7 +6532,7 @@ static void *superSubscribe(void *sarg) {
   TAOS_RES* res = NULL;
   while(1) {
     for (int i = 0; i < g_queryInfo.superQueryInfo.sqlCount; i++) {
-      if (1 == g_queryInfo.superQueryInfo.mode) {
+      if (ASYNC_QUERY_MODE == g_queryInfo.superQueryInfo.mode) {
         continue;
       }
 
@@ -6554,6 +6562,9 @@ static void *specifiedSubscribe(void *sarg) {
   threadInfo *pThreadInfo = (threadInfo *)sarg;
   TAOS_SUB*    tsub[MAX_QUERY_SQL_COUNT] = {0};
 
+  if (g_queryInfo.specifiedQueryInfo.sqlCount == 0)
+    return NULL;
+
   if (pThreadInfo->taos == NULL) {
     TAOS * taos = NULL;
     taos = taos_connect(g_queryInfo.host,
@@ -6591,7 +6602,7 @@ static void *specifiedSubscribe(void *sarg) {
     for (int i = 0; i < g_queryInfo.specifiedQueryInfo.sqlCount; i++) {
       sprintf(topic, "taosdemo-subscribe-%d", i);
       char tmpFile[MAX_FILE_NAME_LEN*2] = {0};
-      if (g_queryInfo.superQueryInfo.result[i][0] != 0) {
+      if (g_queryInfo.specifiedQueryInfo.result[i][0] != 0) {
         sprintf(tmpFile, "%s-%d",
                 g_queryInfo.specifiedQueryInfo.result[i], pThreadInfo->threadID);
       }
@@ -6610,7 +6621,7 @@ static void *specifiedSubscribe(void *sarg) {
   TAOS_RES* res = NULL;
   while(1) {
     for (int i = 0; i < g_queryInfo.specifiedQueryInfo.sqlCount; i++) {
-      if (SYNC_QUERY_MODE == g_queryInfo.specifiedQueryInfo.mode) {
+      if (ASYNC_QUERY_MODE == g_queryInfo.specifiedQueryInfo.mode) {
         continue;
       }
 
@@ -6710,21 +6721,21 @@ static int subscribeTestProcess() {
       exit(-1);
     }
 
-    int ntables = g_queryInfo.superQueryInfo.childTblCount;
+    uint64_t ntables = g_queryInfo.superQueryInfo.childTblCount;
     int threads = g_queryInfo.superQueryInfo.threadCnt;
 
-    int a = ntables / threads;
+    uint64_t a = ntables / threads;
     if (a < 1) {
       threads = ntables;
       a = 1;
     }
 
-    int b = 0;
+    uint64_t b = 0;
     if (threads != 0) {
       b = ntables % threads;
     }
 
-    int startFrom = 0;
+    uint64_t startFrom = 0;
     for (int i = 0; i < threads; i++) {
       threadInfo *t_info = infosOfSub + i;
       t_info->threadID = i;

src/plugins/http/inc/httpInt.h

@@ -171,7 +171,7 @@ typedef struct HttpThread {
   EpollFd         pollFd;
   int32_t         numOfContexts;
   int32_t         threadId;
-  char            label[HTTP_LABEL_SIZE];
+  char            label[HTTP_LABEL_SIZE << 1];
   bool (*processData)(HttpContext *pContext);
 } HttpThread;
 

tests/Jenkinsfile

@@ -21,6 +21,7 @@ def pre_test(){
     cmake .. > /dev/null
     make > /dev/null
     make install > /dev/null
+    pip3 install ${WKC}/src/connector/python/linux/python3/
     '''
     return 1
 }