Package org.voltdb.VoltTable

Examples of org.voltdb.VoltTable.ColumnInfo

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    }

    private VoltTable constructFragmentResultsTable() {
        ColumnInfo[] result_columns = new ColumnInfo[14];
        int ii = 0;
        result_columns[ii++] = new ColumnInfo(CNAME_HOST_ID, CTYPE_ID);
        result_columns[ii++] = new ColumnInfo("HOSTNAME", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("PATH", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("NAME", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("CREATED", VoltType.BIGINT);
        result_columns[ii++] = new ColumnInfo("TABLE", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("COMPLETED", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("SIZE", VoltType.BIGINT);
        result_columns[ii++] = new ColumnInfo("IS_REPLICATED", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("PARTITIONS", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("TOTAL_PARTITIONS", VoltType.BIGINT);
        result_columns[ii++] = new ColumnInfo("READABLE", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("RESULT", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("ERR_MSG", VoltType.STRING);

        return new VoltTable(result_columns);
    }
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    }

    private VoltTable constructDigestResultsTable() {
        ColumnInfo[] result_columns = new ColumnInfo[6];
        int ii = 0;
        result_columns[ii++] = new ColumnInfo(CNAME_HOST_ID, CTYPE_ID);
        result_columns[ii++] = new ColumnInfo("PATH", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("NAME", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("TABLES", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("RESULT", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("ERR_MSG", VoltType.STRING);

        return new VoltTable(result_columns);
    }
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    }

    private VoltTable constructDiskFreeResultsTable() {
        ColumnInfo[] result_columns = new ColumnInfo[8];
        int ii = 0;
        result_columns[ii++] = new ColumnInfo(CNAME_HOST_ID, CTYPE_ID);
        result_columns[ii++] = new ColumnInfo("HOSTNAME", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("PATH", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("TOTAL", VoltType.BIGINT);
        result_columns[ii++] = new ColumnInfo("FREE", VoltType.BIGINT);
        result_columns[ii++] = new ColumnInfo("USED", VoltType.BIGINT);
        result_columns[ii++] = new ColumnInfo("RESULT", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("ERR_MSG", VoltType.STRING);

        return new VoltTable(result_columns);
    }
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    public VoltTable[] run(String path) throws VoltAbortException {
        final long startTime = System.currentTimeMillis();
        if (path == null || path.equals("")) {
            ColumnInfo[] result_columns = new ColumnInfo[1];
            int ii = 0;
            result_columns[ii++] = new ColumnInfo("ERR_MSG", VoltType.STRING);
            VoltTable results[] = new VoltTable[] { new VoltTable(result_columns) };
            results[0].addRow("Provided path was null or the empty string");
            return results;
        }
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    }

    @Override
    protected void populateColumnSchema(ArrayList<ColumnInfo> columns) {
        super.populateColumnSchema(columns);
        columns.add(new ColumnInfo("TABLE", VoltType.STRING));
        columns.add(new ColumnInfo("PATH", VoltType.STRING));
        columns.add(new ColumnInfo("FILENAME", VoltType.STRING));
        columns.add(new ColumnInfo("NONCE", VoltType.STRING));
        columns.add(new ColumnInfo("START_TIME", VoltType.BIGINT));
        columns.add(new ColumnInfo("END_TIME", VoltType.BIGINT));
        columns.add(new ColumnInfo("SIZE", VoltType.BIGINT));
        columns.add(new ColumnInfo("DURATION", VoltType.BIGINT));
        columns.add(new ColumnInfo("THROUGHPUT", VoltType.FLOAT));
        columns.add(new ColumnInfo("RESULT", VoltType.STRING));
    }
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        LOG.info("Saving database to path: " + path + ", ID: " + nonce + " at " + startTime);

        if (path == null || path.equals("")) {
            ColumnInfo[] result_columns = new ColumnInfo[1];
            int ii = 0;
            result_columns[ii++] = new ColumnInfo("ERR_MSG", VoltType.STRING);
            VoltTable results[] = new VoltTable[] { new VoltTable(result_columns) };
            results[0].addRow("Provided path was null or the empty string");
            return results;
        }

        if (nonce == null || nonce.equals("")) {
            ColumnInfo[] result_columns = new ColumnInfo[1];
            int ii = 0;
            result_columns[ii++] = new ColumnInfo("ERR_MSG", VoltType.STRING);
            VoltTable results[] = new VoltTable[] { new VoltTable(result_columns) };
            results[0].addRow("Provided nonce was null or the empty string");
            return results;
        }

        if (nonce.contains("-") || nonce.contains(",")) {
            ColumnInfo[] result_columns = new ColumnInfo[1];
            int ii = 0;
            result_columns[ii++] = new ColumnInfo("ERR_MSG", VoltType.STRING);
            VoltTable results[] = new VoltTable[] { new VoltTable(result_columns) };
            results[0].addRow("Provided nonce " + nonce + " contains a prohitibited character (- or ,)");
            return results;
        }
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     * superclasses version of populateColumnSchema
     * in order to ensure the columns are add to the list in the right order.
     * @param columns Output list for the column schema.
     */
    protected void populateColumnSchema(ArrayList<ColumnInfo> columns) {
        columns.add(new ColumnInfo("TIMESTAMP", VoltType.BIGINT));
        columns.add(new ColumnInfo(VoltSystemProcedure.CNAME_HOST_ID,
                                   VoltSystemProcedure.CTYPE_ID));
        columns.add(new ColumnInfo("HOSTNAME", VoltType.STRING));
    }
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    {
        try {
            if (fragmentId == SysProcFragmentId.PF_quiesce_sites) {
                // tell each site to quiesce
                context.getSiteProcedureConnection().quiesce();
                VoltTable results = new VoltTable(new ColumnInfo("id", VoltType.BIGINT));
                results.addRow(context.getSiteId());
                return new DependencyPair(DEP_SITES, results);
            }
            else if (fragmentId == SysProcFragmentId.PF_quiesce_processed_sites) {
                VoltTable dummy = new VoltTable(VoltSystemProcedure.STATUS_SCHEMA);
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            if (!m_failsafeArmed.getAndSet(true)) {
                m_failsafe.start();
                new VoltLogger("HOST").warn("VoltDB shutdown operation requested and in progress.  Cluster will terminate shortly.");
            }
            return new DependencyPair(DEP_shutdownSync,
                    new VoltTable(new ColumnInfo[] { new ColumnInfo("HA", VoltType.STRING) } ));
        }
        else if (fragmentId == SysProcFragmentId.PF_shutdownSyncDone) {
            return new DependencyPair(DEP_shutdownSyncDone,
                    new VoltTable(new ColumnInfo[] { new ColumnInfo("HA", VoltType.STRING) } ));
        }
        else if (fragmentId == SysProcFragmentId.PF_shutdownCommand) {
            Thread shutdownThread = new Thread() {
                @Override
                public void run() {
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                                   "invalid fragment id: " + String.valueOf(fragmentId));
    }

    public VoltTable[] run(SystemProcedureExecutionContext ctx, String command)
    {
        VoltTable table = new VoltTable(new ColumnInfo("Result", VoltType.STRING));

        if (command.equalsIgnoreCase("SAMPLER_START")) {
            VoltDB.instance().startSampler();
            table.addRow(command);
        }
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  • org.voltdb.ClientInterface
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