diff --git a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/h2.sql b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/h2.sql
index d2255a78ffa..c624d004601 100644
--- a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/h2.sql
+++ b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/h2.sql
@@ -12,7 +12,7 @@ CREATE TABLE IF NOT EXISTS AP_APP(
   CURRENCY VARCHAR(45) NULL DEFAULT '$',
   RATING DOUBLE NULL DEFAULT NULL,
   DEVICE_TYPE_ID INTEGER NOT NULL,
-  ADAM_ID VARCHAR(45) NULL DEFAULT '0' UNIQUE ,
+  ADAM_ID VARCHAR(45) NULL UNIQUE ,
 PRIMARY KEY (ID)
 );
 
diff --git a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mssql.sql b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mssql.sql
index b6899600b24..98b48194f46 100644
--- a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mssql.sql
+++ b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mssql.sql
@@ -12,7 +12,7 @@ CREATE TABLE AP_APP(
     CURRENCY VARCHAR(45) NULL DEFAULT '$',
     RATING FLOAT NULL DEFAULT NULL,
     DEVICE_TYPE_ID INTEGER NOT NULL,
-    ADAM_ID VARCHAR(45) NULL DEFAULT '0' ,
+    ADAM_ID VARCHAR(45) NULL ,
     CONSTRAINT ADAM_ID_CONSTRAINT UNIQUE (ADAM_ID),
     PRIMARY KEY (ID)
 );
diff --git a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mysql.sql b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mysql.sql
index cb1dd50e59f..4802f08e0af 100644
--- a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mysql.sql
+++ b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/mysql.sql
@@ -12,7 +12,7 @@ CREATE TABLE IF NOT EXISTS AP_APP(
     CURRENCY VARCHAR(45) NULL DEFAULT '$',
     RATING DOUBLE NULL DEFAULT NULL,
     DEVICE_TYPE_ID INTEGER NOT NULL,
-    ADAM_ID VARCHAR(45) NULL DEFAULT '0' UNIQUE ,
+    ADAM_ID VARCHAR(45) NULL UNIQUE ,
     PRIMARY KEY (ID)
 );
 
diff --git a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/oracle.sql b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/oracle.sql
index c952127b974..f4e98e54189 100644
--- a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/oracle.sql
+++ b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/oracle.sql
@@ -228,7 +228,7 @@ INSERT INTO APPM_LC_STATE_TRANSITION(INITIAL_STATE, NEXT_STATE, PERMISSION, DESC
 CREATE TABLE APPM_APPLICATION (
   ID INT UNIQUE,
   UUID VARCHAR(100) NOT NULL,
-  ADAM_ID VARCHAR(100) DEFAULT '0',
+  ADAM_ID VARCHAR(100) NULL,
   IDENTIFIER VARCHAR(255) NULL,
   NAME VARCHAR(100) NOT NULL,
   SHORT_DESCRIPTION VARCHAR(255) NULL,
diff --git a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/postgresql.sql b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/postgresql.sql
index e30249eb8fc..5c360e33c00 100644
--- a/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/postgresql.sql
+++ b/features/application-mgt/org.wso2.carbon.device.application.mgt.server.feature/src/main/resources/dbscripts/cdm/application-mgt/postgresql.sql
@@ -14,7 +14,7 @@ CREATE TABLE IF NOT EXISTS AP_APP(
     CURRENCY VARCHAR(45) NULL DEFAULT '$',
     RATING DOUBLE PRECISION NULL DEFAULT NULL,
     DEVICE_TYPE_ID INTEGER NOT NULL,
-    ADAM_ID VARCHAR(45) NULL DEFAULT '0' UNIQUE,
+    ADAM_ID VARCHAR(45) NULL UNIQUE,
     PRIMARY KEY (ID)
 );