Package com.facebook.presto.client

Examples of com.facebook.presto.client.StatementClient

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        return compute(sql, getClientSession());
    }

    private MaterializedResult compute(@Language("SQL") String sql, ClientSession session)
    {
        try (StatementClient client = new StatementClient(httpClient, queryResultsCodec, session, sql)) {
            AtomicBoolean loggedUri = new AtomicBoolean(false);
            ImmutableList.Builder<MaterializedTuple> rows = ImmutableList.builder();
            List<TupleInfo> types = null;

            while (client.isValid()) {
                QueryResults results = client.current();
                if (!loggedUri.getAndSet(true)) {
                    log.info("Query %s: %s?pretty", results.getId(), results.getInfoUri());
                }

                if ((types == null) && (results.getColumns() != null)) {
                    types = getTupleInfos(results.getColumns());
                }
                if (results.getData() != null) {
                    rows.addAll(transform(results.getData(), dataToTuple(types)));
                }

                client.advance();
            }

            if (!client.isFailed()) {
                return new MaterializedResult(rows.build(), types);
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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        return compute(sql, getClientSession());
    }

    private MaterializedResult compute(@Language("SQL") String sql, ClientSession session)
    {
        try (StatementClient client = new StatementClient(httpClient, queryResultsCodec, session, sql)) {
            AtomicBoolean loggedUri = new AtomicBoolean(false);
            ImmutableList.Builder<MaterializedRow> rows = ImmutableList.builder();
            List<Type> types = null;

            while (client.isValid()) {
                QueryResults results = client.current();
                if (!loggedUri.getAndSet(true)) {
                    log.info("Query %s: %s?pretty", results.getId(), results.getInfoUri());
                }

                if ((types == null) && (results.getColumns() != null)) {
                    types = getTypes(results.getColumns());
                }
                if (results.getData() != null) {
                    rows.addAll(transform(results.getData(), dataToRows(types)));
                }

                client.advance();
            }

            if (!client.isFailed()) {
                return new MaterializedResult(rows.build(), types);
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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        return compute(sql, getClientSession());
    }

    private MaterializedResult compute(@Language("SQL") String sql, ClientSession session)
    {
        try (StatementClient client = new StatementClient(httpClient, queryResultsCodec, session, sql)) {
            AtomicBoolean loggedUri = new AtomicBoolean(false);
            ImmutableList.Builder<MaterializedRow> rows = ImmutableList.builder();
            List<Type> types = null;

            while (client.isValid()) {
                QueryResults results = client.current();
                if (!loggedUri.getAndSet(true)) {
                    log.info("Query %s: %s?pretty", results.getId(), results.getInfoUri());
                }

                if ((types == null) && (results.getColumns() != null)) {
                    types = getTypes(coordinator.getMetadata(), results.getColumns());
                }
                if (results.getData() != null) {
                    rows.addAll(transform(results.getData(), dataToRow(types)));
                }

                client.advance();
            }

            if (!client.isFailed()) {
                return new MaterializedResult(rows.build(), types);
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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    }

    @Override
    public MaterializedResult execute(ConnectorSession session, @Language("SQL") String sql)
    {
        try (StatementClient client = new StatementClient(httpClient, QUERY_RESULTS_CODEC, toClientSession(session), sql)) {
            AtomicBoolean loggedUri = new AtomicBoolean(false);
            ImmutableList.Builder<MaterializedRow> rows = ImmutableList.builder();
            List<Type> types = null;

            while (client.isValid()) {
                QueryResults results = client.current();
                if (!loggedUri.getAndSet(true)) {
                    log.info("Query %s: %s?pretty", results.getId(), results.getInfoUri());
                }

                if ((types == null) && (results.getColumns() != null)) {
                    types = getTypes(coordinator.getMetadata(), results.getColumns());
                }
                if (results.getData() != null) {
                    rows.addAll(transform(results.getData(), dataToRow(session.getTimeZoneKey(), types)));
                }

                client.advance();
            }

            if (!client.isFailed()) {
                return new MaterializedResult(rows.build(), types);
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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        QualifiedTableName dstTable = job.getDstTable();
        String sql = String.format("REFRESH MATERIALIZED VIEW %s", dstTable.getTableName());

        ClientSession session = new ClientSession(serverUri(), "periodic-import", "periodic-import", dstTable.getCatalogName(), dstTable.getSchemaName(), false);
        StatementClient client = new StatementClient(httpClient, queryResultsCodec, session, sql);

        // don't delete this line, it is what actually pulls the data from the query...
        List<List<Object>> result = ImmutableList.copyOf(flatten(new ResultsPageIterator(client)));

        log.debug("Query: %s, Result: %s", sql, result);
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        return compute(sql, getClientSession());
    }

    private MaterializedResult compute(@Language("SQL") String sql, ClientSession session)
    {
        try (StatementClient client = new StatementClient(httpClient, queryResultsCodec, session, sql)) {
            AtomicBoolean loggedUri = new AtomicBoolean(false);
            ImmutableList.Builder<MaterializedRow> rows = ImmutableList.builder();
            List<Type> types = null;

            while (client.isValid()) {
                QueryResults results = client.current();
                if (!loggedUri.getAndSet(true)) {
                    log.info("Query %s: %s?pretty", results.getId(), results.getInfoUri());
                }

                if ((types == null) && (results.getColumns() != null)) {
                    types = getTypes(coordinator.getMetadata(), results.getColumns());
                }
                if (results.getData() != null) {
                    rows.addAll(transform(results.getData(), dataToRow(types)));
                }

                client.advance();
            }

            if (!client.isFailed()) {
                return new MaterializedResult(rows.build(), types);
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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        return compute(sql, getClientSession());
    }

    private MaterializedResult compute(@Language("SQL") String sql, ClientSession session)
    {
        try (StatementClient client = new StatementClient(httpClient, queryResultsCodec, session, sql)) {
            AtomicBoolean loggedUri = new AtomicBoolean(false);
            ImmutableList.Builder<MaterializedRow> rows = ImmutableList.builder();
            List<Type> types = null;

            while (client.isValid()) {
                QueryResults results = client.current();
                if (!loggedUri.getAndSet(true)) {
                    log.info("Query %s: %s?pretty", results.getId(), results.getInfoUri());
                }

                if ((types == null) && (results.getColumns() != null)) {
                    types = getTypes(results.getColumns());
                }
                if (results.getData() != null) {
                    rows.addAll(transform(results.getData(), dataToRows(types)));
                }

                client.advance();
            }

            if (!client.isFailed()) {
                return new MaterializedResult(rows.build(), types);
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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    public T execute(Session session, @Language("SQL") String sql)
    {
        ResultsSession<T> resultsSession = getResultSession(session);

        try (StatementClient client = new StatementClient(httpClient, QUERY_RESULTS_CODEC, toClientSession(session), sql)) {
            while (client.isValid()) {
                QueryResults results = client.current();

                resultsSession.addResults(results);
                client.advance();
            }

            if (!client.isFailed()) {
                return resultsSession.build();
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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    public T execute(ConnectorSession session, @Language("SQL") String sql)
    {
        ResultsSession<T> resultsSession = getResultSession(session);

        try (StatementClient client = new StatementClient(httpClient, QUERY_RESULTS_CODEC, toClientSession(session), sql)) {
            while (client.isValid()) {
                QueryResults results = client.current();

                resultsSession.addResults(results);
                client.advance();
            }

            if (!client.isFailed()) {
                return resultsSession.build();
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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    @Override
    protected MaterializedResult computeActual(@Language("SQL") String sql)
    {
        ClientSession session = new ClientSession(coordinator.getBaseUrl(), "testuser", "test", "default", "default", true);

        try (StatementClient client = new StatementClient(httpClient, queryResultsCodec, session, sql)) {
            AtomicBoolean loggedUri = new AtomicBoolean(false);
            ImmutableList.Builder<Tuple> rows = ImmutableList.builder();
            TupleInfo tupleInfo = null;

            while (client.isValid()) {
                QueryResults results = client.current();
                if (!loggedUri.getAndSet(true)) {
                    log.info("Query %s: %s?pretty", results.getId(), results.getInfoUri());
                }

                if ((tupleInfo == null) && (results.getColumns() != null)) {
                    tupleInfo = getTupleInfo(results.getColumns());
                }
                if (results.getData() != null) {
                    rows.addAll(transform(results.getData(), dataToTuple(tupleInfo)));
                }

                client.advance();
            }

            if (!client.isFailed()) {
                return new MaterializedResult(rows.build(), tupleInfo);
            }

            QueryError error = client.finalResults().getError();
            assert error != null;
            if (error.getFailureInfo() != null) {
                throw error.getFailureInfo().toException();
            }
            throw new RuntimeException("Query failed: " + error.getMessage());
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