Add Sql upgrade script

+--
+-- Copyright © 2016-2019 The Thingsboard Authors
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+
+ALTER TABLE event ALTER COLUMN body SET DATA TYPE varchar(10000000);

@@ -106,8 +106,10 @@ public class ThingsboardInstallService {
 
                         databaseUpgradeService.upgradeDatabase("2.1.3");
 
-                    case "2.2.0":
-                        log.info("Upgrading ThingsBoard from version 2.2.0 to 2.3.0 ...");
+                    case "2.3.0":
+                        log.info("Upgrading ThingsBoard from version 2.3.0 to 2.3.1 ...");
+
+                        databaseUpgradeService.upgradeDatabase("2.3.0");
 
                         log.info("Updating system data...");
 

@@ -253,6 +253,8 @@ public class CassandraDatabaseUpgradeService implements DatabaseUpgradeService {
                 break;
             case "2.1.3":
                 break;
+            case "2.3.0":
+                break;
             default:
                 throw new RuntimeException("Unable to upgrade Cassandra database, unsupported fromVersion: " + fromVersion);
         }

@@ -157,6 +157,14 @@ public class SqlDatabaseUpgradeService implements DatabaseUpgradeService {
                     log.info("Schema updated.");
                 }
                 break;
+            case "2.3.0":
+                try (Connection conn = DriverManager.getConnection(dbUrl, dbUserName, dbPassword)) {
+                    log.info("Updating schema ...");
+                    schemaUpdateFile = Paths.get(installScripts.getDataDir(), "upgrade", "2.3.1", SCHEMA_UPDATE_SQL);
+                    loadSql(schemaUpdateFile, conn);
+                    log.info("Schema updated.");
+                }
+                break;
             default:
                 throw new RuntimeException("Unable to upgrade SQL database, unsupported fromVersion: " + fromVersion);
         }

@@ -40,7 +40,7 @@
         <tb-cassandra.docker.name>tb-cassandra</tb-cassandra.docker.name>
         <pkg.user>thingsboard</pkg.user>
         <pkg.installFolder>/usr/share/${pkg.name}</pkg.installFolder>
-        <pkg.upgradeVersion>2.2.0</pkg.upgradeVersion>
+        <pkg.upgradeVersion>2.3.0</pkg.upgradeVersion>
     </properties>
 
     <dependencies>