diff --git a/ci/jenkinsfile/dev_test.groovy b/ci/jenkinsfile/dev_test.groovy
index 836ddbad051bcea4ce740e9ae8d3787f10998164..8060d599af13f7b839ffd4f35064332bd22a9890 100644
--- a/ci/jenkinsfile/dev_test.groovy
+++ b/ci/jenkinsfile/dev_test.groovy
@@ -1,10 +1,26 @@
-timeout(time: 10, unit: 'MINUTES') {
+timeout(time: 20, unit: 'MINUTES') {
     try {
         dir ("${PROJECT_NAME}_test") {
             checkout([$class: 'GitSCM', branches: [[name: "${SEMVER}"]], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[credentialsId: "${params.GIT_USER}", url: "git@192.168.1.105:Test/milvus_test.git", name: 'origin', refspec: "+refs/heads/${SEMVER}:refs/remotes/origin/${SEMVER}"]]])
             sh 'python3 -m pip install -r requirements.txt'
             sh "pytest . --alluredir=test_out --ip ${env.JOB_NAME}-${env.BUILD_NUMBER}-milvus-gpu-engine.kube-opt.svc.cluster.local"
         }
+
+        // mysql database backend test
+        load "${env.WORKSPACE}/ci/jenkinsfile/cleanup_dev.groovy"
+        if (!fileExists('milvus-helm')) {
+            dir ("milvus-helm") {
+                checkout([$class: 'GitSCM', branches: [[name: "${SEMVER}"]], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[credentialsId: "${params.GIT_USER}", url: "git@192.168.1.105:megasearch/milvus-helm.git", name: 'origin', refspec: "+refs/heads/${SEMVER}:refs/remotes/origin/${SEMVER}"]]])
+            }
+        }
+        dir ("milvus-helm") {
+            dir ("milvus/milvus-gpu") {
+                sh "helm install --set engine.image.tag=${DOCKER_VERSION} --set expose.type=clusterIP --name ${env.JOB_NAME}-${env.BUILD_NUMBER} -f ci/db_backend/mysql_values.yaml --version 0.3.1 ."
+            }
+        }
+        dir ("${PROJECT_NAME}_test") {
+            sh "pytest . --alluredir=test_out --ip ${env.JOB_NAME}-${env.BUILD_NUMBER}-milvus-gpu-engine.kube-opt.svc.cluster.local"
+        }
     } catch (exc) {
         echo 'Milvus Test Failed !'
         throw exc