diff --git a/dolphinscheduler-server/src/main/resources/config/install_config.conf b/dolphinscheduler-server/src/main/resources/config/install_config.conf
index 29b38fe8d8..88248ea6fa 100755
--- a/dolphinscheduler-server/src/main/resources/config/install_config.conf
+++ b/dolphinscheduler-server/src/main/resources/config/install_config.conf
@@ -75,18 +75,18 @@ apiServerPort="12345"
 # NOTICE: If database value has special characters, such as `.*[]^${}\+?|()@#&`, Please add prefix `\` for escaping.
 # ---------------------------------------------------------
 # The type for the metadata database
-# Supported values: ``postgresql``, ``mysql``.
-DATABASE_TYPE=${DATABASE_TYPE:-"postgresql"}
+# Supported values: ``postgresql``, ``mysql`, `h2``.
+DATABASE_TYPE=${DATABASE_TYPE:-"h2"}
 
 # Spring datasource url, following <HOST>:<PORT>/<database>?<parameter> format, If you using mysql, you could use jdbc
 # string jdbc:mysql://127.0.0.1:3306/dolphinscheduler?useUnicode=true&characterEncoding=UTF-8 as example
-SPRING_DATASOURCE_URL=${SPRING_DATASOURCE_URL:-"jdbc:postgresql://127.0.0.1:5432/dolphinscheduler"}
+SPRING_DATASOURCE_URL=${SPRING_DATASOURCE_URL:-"jdbc:h2:mem:dolphinscheduler;MODE=MySQL;DB_CLOSE_DELAY=-1;DATABASE_TO_LOWER=true;INIT=runscript from 'classpath:sql/dolphinscheduler_h2.sql'"}
 
 # Spring datasource username
-SPRING_DATASOURCE_USERNAME=${SPRING_DATASOURCE_USERNAME:-"ds_user"}
+SPRING_DATASOURCE_USERNAME=${SPRING_DATASOURCE_USERNAME:-"sa"}
 
 # Spring datasource password
-SPRING_DATASOURCE_PASSWORD=${SPRING_DATASOURCE_PASSWORD:-"dolphinscheduler"}
+SPRING_DATASOURCE_PASSWORD=${SPRING_DATASOURCE_PASSWORD:-""}
 
 # ---------------------------------------------------------
 # Registry Server