code: static String defineFileName(SQLiteDatabaseSchema model) {
  		int lastIndex = model.fileName.lastIndexOf(".");
  		String schemaName = model.fileName;
  
  		if (lastIndex > -1) {
  			schemaName = model.fileName.substring(0, lastIndex);
  		}
  
  		schemaName = schemaName.toLowerCase() + "_schema_" + model.version + ".sql";
  
  		return schemaName;
  	}
docs: Define file name.
  
  @param model
  the model
  @return the string