parser = new SQLParser();
unparser = new BoundNodeToString();
unparser.setUseBindings(true);
String sql = fileContents(new File(RESOURCE_DIR, "schema.ddl"));
SchemaFactory schemaFactory = new SchemaFactory(OptimizerTestBase.DEFAULT_SCHEMA);
AkibanInformationSchema ais = schemaFactory.ais(sql);
binder = new AISBinder(ais, OptimizerTestBase.DEFAULT_SCHEMA);
}