/// <summary> /// Check sqlite database /// </summary> /// <returns>when database is compatible, return true</returns> private bool CheckDatabase() { var ver = Database.ManagementCrud.DatabaseVersion; if (String.IsNullOrEmpty(ver)) { Database.ManagementCrud.DatabaseVersion = DbVersion; } else if (ver != DbVersion) { switch (ver) { // base version case "1.0": DatabaseMigrator.MigrateToVersionA(); DatabaseMigrator.MigrateToVersionB(); DatabaseMigrator.MigrateToVersionC(); Database.ManagementCrud.DatabaseVersion = DbVersion; return(true); case "A": DatabaseMigrator.MigrateToVersionB(); DatabaseMigrator.MigrateToVersionC(); Database.ManagementCrud.DatabaseVersion = DbVersion; return(true); case "B": DatabaseMigrator.MigrateToVersionC(); Database.ManagementCrud.DatabaseVersion = DbVersion; return(true); } return(false); } return(true); }