@Override
public ListenableFuture<?> execute(CreateView statement, TransactionManager transactionManager, Metadata metadata, AccessControl accessControl, QueryStateMachine stateMachine, List<Expression> parameters)
{
Session session = stateMachine.getSession();
QualifiedObjectName name = createQualifiedObjectName(session, statement, statement.getName());
accessControl.checkCanCreateView(session.getRequiredTransactionId(), session.getIdentity(), name);
String sql = getFormattedSql(statement.getQuery(), sqlParser, Optional.of(parameters));
Analysis analysis = analyzeStatement(statement, session, metadata, accessControl, parameters, stateMachine.getWarningCollector());
List<ViewColumn> columns = analysis.getOutputDescriptor(statement.getQuery())
.getVisibleFields().stream()
.map(field -> new ViewColumn(field.getName().get(), field.getType()))
.collect(toImmutableList());
String data = codec.toJson(new ViewDefinition(sql, session.getCatalog(), session.getSchema(), columns, Optional.of(session.getUser())));
metadata.createView(session, name, data, statement.isReplace());
return immediateFuture(null);
}