Package org.voltdb.VoltTable

Examples of org.voltdb.VoltTable.ColumnInfo

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        }
        assertEquals(10, rowcount);
    }

    public void testStupidAdvanceRowUse() {
        VoltTable table = new VoltTable(new ColumnInfo("foo", VoltType.BIGINT));
        table.addRow(5);
        // try to access value without calling advanceRow
        try {
            table.getLong(0);
            fail();
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            } catch (Exception e) {
                Throwables.propagate(e);
            }

            return new DependencyPair(DEP_updateCatalogSync,
                    new VoltTable(new ColumnInfo[] { new ColumnInfo("UNUSED", VoltType.BIGINT) } ));
        }
        else if (fragmentId == SysProcFragmentId.PF_updateCatalogPrecheckAndSyncAggregate) {
            // Don't actually care about the returned table, just need to send something
            // back to the MPI scoreboard
            return new DependencyPair(DEP_updateCatalogSyncAggregate,
                    new VoltTable(new ColumnInfo[] { new ColumnInfo("UNUSED", VoltType.BIGINT) } ));
        }
        else if (fragmentId == SysProcFragmentId.PF_updateCatalog) {
            String catalogDiffCommands = (String)params.toArray()[0];
            String commands = Encoder.decodeBase64AndDecompress(catalogDiffCommands);
            int expectedCatalogVersion = (Integer)params.toArray()[1];
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        empty.resetRowPosition();
        assertFalse(empty.advanceToRow(-1));
        empty.resetRowPosition();

        // Make a table with rows to navigate
        t = new VoltTable(new ColumnInfo("foo", VoltType.BIGINT),
                new ColumnInfo("bar", VoltType.STRING));
        for (int i = 0; i < 10; i++) {
            t.addRow(i, String.valueOf(i));
        }

        // Advance to each row one at a time
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        VoltType types[] = { VoltType.TINYINT, VoltType.STRING,
                VoltType.INTEGER, VoltType.BIGINT, VoltType.FLOAT,
                VoltType.SMALLINT, VoltType.TIMESTAMP, VoltType.DECIMAL,
                VoltType.TINYINT };

        VoltTable tt = new VoltTable(new ColumnInfo("tinyint", types[0]),
                new ColumnInfo("string", types[1]), new ColumnInfo("integer",
                        types[2]), new ColumnInfo("bigint", types[3]),
                new ColumnInfo("float", types[4]), new ColumnInfo("smallint",
                        types[5]), new ColumnInfo("timestamp", types[6]),
                new ColumnInfo("decimal", types[7]), new ColumnInfo("tinyint",
                        types[0]));

        for (int i = 0; i < content.length; ++i) {
            Object[] vals = new Object[content.length];
            ;
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    public void testFormattedString() throws JSONException, IOException {
        // Set the default timezone since we're using a timestamp type.  Eliminate test flakeyness.
        VoltDB.setDefaultTimezone();

        VoltTable table = new VoltTable(
                new ColumnInfo("tinyint", VoltType.TINYINT), new ColumnInfo(
                        "smallint", VoltType.SMALLINT), new ColumnInfo(
                        "integer", VoltType.INTEGER), new ColumnInfo("bigint",
                        VoltType.BIGINT), new ColumnInfo("float",
                        VoltType.FLOAT), new ColumnInfo("string",
                        VoltType.STRING), new ColumnInfo("varbinary",
                        VoltType.VARBINARY), new ColumnInfo("timestamp",
                        VoltType.TIMESTAMP), new ColumnInfo("decimal",
                        VoltType.DECIMAL));

        // add a row of nulls the hard way
        table.addRow(VoltType.NULL_TINYINT, VoltType.NULL_SMALLINT,
                VoltType.NULL_INTEGER, VoltType.NULL_BIGINT,
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    }

    @SuppressWarnings("deprecation")
    public void testJSONRoundTrip() throws JSONException, IOException {
        VoltTable t1 = new VoltTable(
                new ColumnInfo("tinyint", VoltType.TINYINT), new ColumnInfo(
                        "smallint", VoltType.SMALLINT), new ColumnInfo(
                        "integer", VoltType.INTEGER), new ColumnInfo("bigint",
                        VoltType.BIGINT), new ColumnInfo("float",
                        VoltType.FLOAT), new ColumnInfo("string",
                        VoltType.STRING), new ColumnInfo("varbinary",
                        VoltType.VARBINARY), new ColumnInfo("timestamp",
                        VoltType.TIMESTAMP), new ColumnInfo("decimal",
                        VoltType.DECIMAL));

        // add a row of nulls the hard way
        t1.addRow(VoltType.NULL_TINYINT, VoltType.NULL_SMALLINT,
                VoltType.NULL_INTEGER, VoltType.NULL_BIGINT,
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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("TXNID", VoltType.BIGINT));
        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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* caller can compare against its own MD5 calculations. Can't return the data directly
* due to VoltTable size limitations (1 MB).
*/
public class BigFatBlobAndStringMD5 extends VoltProcedure {
    public VoltTable run(byte[] b, String s) {
        VoltTable t = new VoltTable(new ColumnInfo("b_md5", VoltType.VARBINARY),
                                    new ColumnInfo("s_md5", VoltType.VARBINARY));
        try {
            MessageDigest md5 = MessageDigest.getInstance("MD5");
            t.addRow(md5.digest(b), md5.digest(s.getBytes()));
        } catch (NoSuchAlgorithmException e) {
            // If the row wasn't added the test caller will consider it a failure.
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    }

    private VoltTable constructPartitioningResultsTable() {
        ColumnInfo[] result_columns = new ColumnInfo[5];
        int ii = 0;
        result_columns[ii++] = new ColumnInfo(CNAME_HOST_ID, CTYPE_ID);
        result_columns[ii++] = new ColumnInfo(CNAME_SITE_ID, CTYPE_ID);
        result_columns[ii++] = new ColumnInfo(CNAME_PARTITION_ID, CTYPE_ID);
        result_columns[ii++] = new ColumnInfo("TABLE", VoltType.STRING);
        result_columns[ii++] = new ColumnInfo("MISPARTITIONED_ROWS", VoltType.BIGINT);
        return new VoltTable(result_columns);
    }
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        return new VoltTable(result_columns);
    }

    private VoltTable constructHashinatorMatchesTable() {
        ColumnInfo [] columns = new ColumnInfo[] {
                new ColumnInfo(CNAME_HOST_ID, CTYPE_ID),
                new ColumnInfo(CNAME_SITE_ID, CTYPE_ID),
                new ColumnInfo(CNAME_PARTITION_ID, CTYPE_ID),
                new ColumnInfo("HASHINATOR_MATCHES", VoltType.TINYINT)
        };
        return new VoltTable(columns);
    }
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Related Classes of org.voltdb.VoltTable.ColumnInfo

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  • edu.brown.benchmark.tpce.util.ProcedureUtil
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  • org.voltdb.ClientInterface
  • org.voltdb.compiler.procedures.FloatParamToGetNiceComplaint
  • org.voltdb.dtxn.InitiatorStats
  • org.voltdb.dtxn.LatencyHistogramStats
  • org.voltdb.dtxn.LatencyStats
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