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 383210ef9f..3ca9a0c985 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
@@ -4,7 +4,7 @@
 CREATE TABLE IF NOT EXISTS AP_APP(
     ID INTEGER NOT NULL AUTO_INCREMENT,
     NAME VARCHAR(45) NOT NULL,
-    DESCRIPTION CLOB NULL,
+    DESCRIPTION VARCHAR(200) NOT NULL,
     TYPE VARCHAR(200) NOT NULL,
     TENANT_ID INTEGER NOT NULL,
     STATUS VARCHAR(45) NOT NULL DEFAULT 'ACTIVE',
@@ -20,7 +20,7 @@ CREATE TABLE IF NOT EXISTS AP_APP(
 -- -----------------------------------------------------
 CREATE TABLE IF NOT EXISTS AP_APP_RELEASE(
     ID INTEGER NOT NULL AUTO_INCREMENT,
-    DESCRIPTION CLOB NOT NULL,
+    DESCRIPTION VARCHAR(200) NOT NULL,
     VERSION VARCHAR(70) NOT NULL,
     TENANT_ID INTEGER NOT NULL,
     UUID VARCHAR(200) NOT NULL,
@@ -35,7 +35,7 @@ CREATE TABLE IF NOT EXISTS AP_APP_RELEASE(
     SC_3_LOCATION VARCHAR(100) NULL DEFAULT NULL,
     APP_HASH_VALUE VARCHAR(1000) NOT NULL,
     SHARED_WITH_ALL_TENANTS BOOLEAN NOT NULL DEFAULT FALSE,
-    APP_META_INFO CLOB NULL DEFAULT NULL,
+    APP_META_INFO VARCHAR(150) NULL DEFAULT NULL,
     SUPPORTED_OS_VERSIONS VARCHAR(45) NOT NULL,
     RATING DOUBLE NULL DEFAULT NULL,
     CURRENT_STATE VARCHAR(45) NOT NULL,
@@ -57,8 +57,8 @@ CREATE TABLE IF NOT EXISTS AP_APP_REVIEW(
     COMMENT TEXT NOT NULL,
     ROOT_PARENT_ID INTEGER NOT NULL,
     IMMEDIATE_PARENT_ID INTEGER NOT NULL,
-    CREATED_AT TIMESTAMP NOT NULL,
-    MODIFIED_AT TIMESTAMP NOT NULL,
+    CREATED_AT TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
+    MODIFIED_AT TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
     RATING INTEGER NULL,
     USERNAME VARCHAR(45) NOT NULL,
     ACTIVE_REVIEW BOOLEAN NOT NULL DEFAULT TRUE,
@@ -267,14 +267,11 @@ CREATE TABLE IF NOT EXISTS AP_SCHEDULED_SUBSCRIPTION(
     ID INTEGER NOT NULL AUTO_INCREMENT,
     TASK_NAME VARCHAR(100) NOT NULL,
     APPLICATION_UUID VARCHAR(36) NOT NULL,
-    SUBSCRIBER_LIST LONGVARCHAR NOT NULL,
+    SUBSCRIBER_LIST TEXT NOT NULL,
     STATUS VARCHAR(15) NOT NULL,
-    SCHEDULED_AT TIMESTAMP NOT NULL,
+    SCHEDULED_AT TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
     SCHEDULED_BY VARCHAR(100) NOT NULL,
-    SCHEDULED_TIMESTAMP TIMESTAMP NOT NULL,
+    SCHEDULED_TIMESTAMP TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL,
     DELETED BOOLEAN,
-    PRIMARY KEY (ID),
-    CONSTRAINT fk_AP_SCHEDULED_SUBSCRIPTION_AP_APP_RELEASE
-        FOREIGN KEY (APPLICATION_UUID)
-            REFERENCES AP_APP_RELEASE (UUID) ON DELETE NO ACTION ON UPDATE NO ACTION
-);
+    PRIMARY KEY (ID)
+);
\ No newline at end of file