diff --git a/dolphinscheduler-standalone-server/src/main/bin/start.sh b/dolphinscheduler-standalone-server/src/main/bin/start.sh
index 63079e948b..c76887a265 100755
--- a/dolphinscheduler-standalone-server/src/main/bin/start.sh
+++ b/dolphinscheduler-standalone-server/src/main/bin/start.sh
@@ -19,6 +19,7 @@
 BIN_DIR=$(dirname $0)
 DOLPHINSCHEDULER_HOME=${DOLPHINSCHEDULER_HOME:-$(cd $BIN_DIR/..; pwd)}
 
+export DATABASE=${DATABASE:-h2}
 source "$DOLPHINSCHEDULER_HOME/conf/dolphinscheduler_env.sh"
 
 JAVA_OPTS=${JAVA_OPTS:-"-server -Duser.timezone=${SPRING_JACKSON_TIME_ZONE} -Xms1g -Xmx1g -Xmn512m -XX:+PrintGCDetails -Xloggc:gc.log -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=dump.hprof"}
diff --git a/dolphinscheduler-standalone-server/src/main/dist-bin/start.sh b/dolphinscheduler-standalone-server/src/main/dist-bin/start.sh
index 584e5f6f08..693dbe4faa 100755
--- a/dolphinscheduler-standalone-server/src/main/dist-bin/start.sh
+++ b/dolphinscheduler-standalone-server/src/main/dist-bin/start.sh
@@ -19,6 +19,7 @@
 BIN_DIR=$(dirname $0)
 DOLPHINSCHEDULER_HOME=${DOLPHINSCHEDULER_HOME:-$(cd $BIN_DIR/..; pwd)}
 
+export DATABASE=${DATABASE:-h2}
 source "$DOLPHINSCHEDULER_HOME/conf/dolphinscheduler_env.sh"
 
 JAVA_OPTS=${JAVA_OPTS:-"-server -Duser.timezone=${SPRING_JACKSON_TIME_ZONE} -Xms1g -Xmx1g -Xmn512m -XX:+PrintGCDetails -Xloggc:gc.log -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=dump.hprof"}
diff --git a/dolphinscheduler-standalone-server/src/main/resources/application.yaml b/dolphinscheduler-standalone-server/src/main/resources/application.yaml
index 980a088267..3ea980e67b 100644
--- a/dolphinscheduler-standalone-server/src/main/resources/application.yaml
+++ b/dolphinscheduler-standalone-server/src/main/resources/application.yaml
@@ -195,6 +195,11 @@ spring:
   quartz:
     properties:
       org.quartz.jobStore.driverDelegateClass: org.quartz.impl.jdbcjobstore.PostgreSQLDelegate
+  datasource:
+    driver-class-name: org.postgresql.Driver
+    url: jdbc:postgresql://127.0.0.1:5432/dolphinscheduler
+    username: root
+    password: root
 
 ---
 spring: