@Override
	public void afterPropertiesSet() throws Exception {
		for (Resource script : this.scripts) {
			super.addScript(substitutePlaceholdersForResource(script));
		}
	}
Sets the column names which will be used to create a DDL definition
of the columns for the table.
extensions/spring-xd-extension-jdbc/src/main/java/org/springframework/xd/jdbc/SingleTableDatabaseInitializer.java