Examples with Record com.questdb.common.Record used on opensource projects

Example 11 with Record

use of com.questdb.common.Record in project questdb by bluestreak01.

the class RecordChainTest method testPseudoRandomAccess.

@Test
public void testPseudoRandomAccess() throws Exception {
    TestUtils.assertMemoryLeak(() -> {
        int N = 10000;
        try (RecordChain chain = new RecordChain(metadata, SIZE_4M)) {
            Record record = new TestRecord();
            LongList rows = new LongList();
            long o = -1L;
            for (int i = 0; i < N; i++) {
                o = chain.putRecord(record, o);
                rows.add(o);
            }
            Assert.assertEquals(N, rows.size());
            Record expected = new TestRecord();
            for (int i = 0, n = rows.size(); i < n; i++) {
                long row = rows.getQuick(i);
                Record actual = chain.recordAt(row);
                Assert.assertEquals(row, actual.getRowId());
                assertSame(expected, actual);
            }
            Record expected2 = new TestRecord();
            Record rec2 = chain.newRecord();
            for (int i = 0, n = rows.size(); i < n; i++) {
                long row = rows.getQuick(i);
                chain.recordAt(rec2, row);
                Assert.assertEquals(row, rec2.getRowId());
                assertSame(expected2, rec2);
            }
            Record expected3 = new TestRecord();
            Record rec3 = chain.getRecord();
            for (int i = 0, n = rows.size(); i < n; i++) {
                long row = rows.getQuick(i);
                chain.recordAt(rec3, row);
                Assert.assertEquals(row, rec3.getRowId());
                assertSame(expected3, rec3);
            }
        }
    });
}

Example 12 with Record

use of com.questdb.common.Record in project questdb by bluestreak01.

the class HashJoinRecordSource method advanceSlaveCursor.

private void advanceSlaveCursor() {
    Record rec = hashTableCursor.next();
    nullableRecord.set_null((byRowId ? slaveCursor.recordAt(rec.getLong(0)) : rec) == null);
}

Example 13 with Record

use of com.questdb.common.Record in project questdb by bluestreak01.

the class FilteredTableRecordCursorFactoryTest method testFactory.

@Test
public void testFactory() throws Exception {
    TestUtils.assertMemoryLeak(() -> {
        final int N = 100;
        // separate two symbol columns with primitive. It will make problems apparent if index does not shift correctly
        try (TableModel model = new TableModel(configuration, "x", PartitionBy.DAY).col("a", ColumnType.STRING).col("b", ColumnType.SYMBOL).indexed(true, N / 4).col("i", ColumnType.INT).col("c", ColumnType.SYMBOL).indexed(true, N / 4).timestamp()) {
            CairoTestUtils.create(model);
        }
        final Rnd rnd = new Rnd();
        final String[] symbols = new String[N];
        final int M = 1000;
        final long increment = 1000000 * 60L * 4;
        for (int i = 0; i < N; i++) {
            symbols[i] = rnd.nextChars(8).toString();
        }
        rnd.reset();
        // prepare the data
        long timestamp = 0;
        try (TableWriter writer = new TableWriter(configuration, "x")) {
            for (int i = 0; i < M; i++) {
                TableWriter.Row row = writer.newRow(timestamp += increment);
                row.putStr(0, rnd.nextChars(20));
                row.putSym(1, symbols[rnd.nextPositiveInt() % N]);
                row.putInt(2, rnd.nextInt());
                row.putSym(3, symbols[rnd.nextPositiveInt() % N]);
                row.append();
            }
            writer.commit();
        }
        try (Engine engine = new Engine(configuration)) {
            String value = symbols[N - 10];
            SymbolIndexRowCursorFactory symbolIndexRowCursorFactory = new SymbolIndexRowCursorFactory(engine, "x", "b", value);
            FullTableFrameCursorFactory dataFrameFactory = new FullTableFrameCursorFactory(engine, "x");
            FilteredTableRecordCursorFactory factory = new FilteredTableRecordCursorFactory(dataFrameFactory, symbolIndexRowCursorFactory);
            RecordCursor cursor = factory.getCursor();
            while (cursor.hasNext()) {
                Record record = cursor.next();
                TestUtils.assertEquals(value, record.getSym(1));
            }
            cursor.releaseCursor();
        }
    });
}

Example 14 with Record

use of com.questdb.common.Record in project questdb by bluestreak01.

the class AbstractOptimiserTest method assertString.

protected void assertString(String query, int columnIndex) throws ParserException {
    try (RecordSource rs = compiler.compile(FACTORY_CONTAINER.getFactory(), query)) {
        RecordCursor cursor = rs.prepareCursor(FACTORY_CONTAINER.getFactory());
        try {
            while (cursor.hasNext()) {
                Record r = cursor.next();
                int len = r.getStrLen(columnIndex);
                CharSequence s = r.getFlyweightStr(columnIndex);
                if (s != null) {
                    CharSequence csB = r.getFlyweightStrB(columnIndex);
                    TestUtils.assertEquals(s, csB);
                    Assert.assertEquals(len, s.length());
                    Assert.assertFalse(s == csB);
                } else {
                    Assert.assertEquals(-1, len);
                    Assert.assertNull(r.getFlyweightStr(columnIndex));
                    Assert.assertNull(r.getFlyweightStrB(columnIndex));
                }
            }
        } finally {
            cursor.releaseCursor();
        }
    }
}

Example 15 with Record

use of com.questdb.common.Record in project questdb by bluestreak01.

the class AbstractOptimiserTest method assertSymbol.

public static void assertSymbol(String query, int columnIndex) throws ParserException {
    try (RecordSource src = compiler.compile(FACTORY_CONTAINER.getFactory(), query)) {
        RecordCursor cursor = src.prepareCursor(FACTORY_CONTAINER.getFactory());
        try {
            SymbolTable tab = cursor.getStorageFacade().getSymbolTable(columnIndex);
            while (cursor.hasNext()) {
                Record r = cursor.next();
                TestUtils.assertEquals(r.getSym(columnIndex), tab.value(r.getInt(columnIndex)));
            }
        } finally {
            cursor.releaseCursor();
        }
    }
}