Examples with IntColumn org.apache.parquet.filter2.predicate.Operators.IntColumn used on opensource projects

Example 11 with IntColumn

use of org.apache.parquet.filter2.predicate.Operators.IntColumn in project parquet-mr by apache.

the class TestRowGroupFilter method testApplyRowGroupFilters.

@Test
public void testApplyRowGroupFilters() {
    List<BlockMetaData> blocks = new ArrayList<BlockMetaData>();
    IntStatistics stats1 = new IntStatistics();
    stats1.setMinMax(10, 100);
    stats1.setNumNulls(4);
    BlockMetaData b1 = makeBlockFromStats(stats1, 301);
    blocks.add(b1);
    IntStatistics stats2 = new IntStatistics();
    stats2.setMinMax(8, 102);
    stats2.setNumNulls(0);
    BlockMetaData b2 = makeBlockFromStats(stats2, 302);
    blocks.add(b2);
    IntStatistics stats3 = new IntStatistics();
    stats3.setMinMax(100, 102);
    stats3.setNumNulls(12);
    BlockMetaData b3 = makeBlockFromStats(stats3, 303);
    blocks.add(b3);
    IntStatistics stats4 = new IntStatistics();
    stats4.setMinMax(0, 0);
    stats4.setNumNulls(304);
    BlockMetaData b4 = makeBlockFromStats(stats4, 304);
    blocks.add(b4);
    IntStatistics stats5 = new IntStatistics();
    stats5.setMinMax(50, 50);
    stats5.setNumNulls(7);
    BlockMetaData b5 = makeBlockFromStats(stats5, 305);
    blocks.add(b5);
    IntStatistics stats6 = new IntStatistics();
    stats6.setMinMax(0, 0);
    stats6.setNumNulls(12);
    BlockMetaData b6 = makeBlockFromStats(stats6, 306);
    blocks.add(b6);
    MessageType schema = MessageTypeParser.parseMessageType("message Document { optional int32 foo; }");
    IntColumn foo = intColumn("foo");
    List<BlockMetaData> filtered = RowGroupFilter.filterRowGroups(FilterCompat.get(eq(foo, 50)), blocks, schema);
    assertEquals(Arrays.asList(b1, b2, b5), filtered);
    filtered = RowGroupFilter.filterRowGroups(FilterCompat.get(notEq(foo, 50)), blocks, schema);
    assertEquals(Arrays.asList(b1, b2, b3, b4, b5, b6), filtered);
    filtered = RowGroupFilter.filterRowGroups(FilterCompat.get(eq(foo, null)), blocks, schema);
    assertEquals(Arrays.asList(b1, b3, b4, b5, b6), filtered);
    filtered = RowGroupFilter.filterRowGroups(FilterCompat.get(notEq(foo, null)), blocks, schema);
    assertEquals(Arrays.asList(b1, b2, b3, b5, b6), filtered);
    filtered = RowGroupFilter.filterRowGroups(FilterCompat.get(eq(foo, 0)), blocks, schema);
    assertEquals(Arrays.asList(b6), filtered);
}

Example 12 with IntColumn

use of org.apache.parquet.filter2.predicate.Operators.IntColumn in project parquet-mr by apache.

the class DictionaryFilterTest method testInverseUdpMissingColumn.

@Test
public void testInverseUdpMissingColumn() throws Exception {
    InInt32UDP nullRejecting = new InInt32UDP(ImmutableSet.of(42));
    InInt32UDP nullAccepting = new InInt32UDP(Sets.newHashSet((Integer) null));
    IntColumn fake = intColumn("missing_column");
    assertTrue("Should drop block for null accepting udp", canDrop(LogicalInverseRewriter.rewrite(not(userDefined(fake, nullAccepting))), ccmd, dictionaries));
    assertFalse("Should not drop block for null rejecting udp", canDrop(LogicalInverseRewriter.rewrite(not(userDefined(fake, nullRejecting))), ccmd, dictionaries));
}

Example 13 with IntColumn

use of org.apache.parquet.filter2.predicate.Operators.IntColumn in project parquet-mr by apache.

the class DictionaryFilterTest method testColumnWithDictionaryAndPlainEncodings.

@Test
public void testColumnWithDictionaryAndPlainEncodings() throws Exception {
    IntColumn plain = intColumn("fallback_binary_field");
    DictionaryPageReadStore dictionaryStore = mock(DictionaryPageReadStore.class);
    assertFalse("Should never drop block using plain encoding", canDrop(eq(plain, -10), ccmd, dictionaryStore));
    assertFalse("Should never drop block using plain encoding", canDrop(lt(plain, -10), ccmd, dictionaryStore));
    assertFalse("Should never drop block using plain encoding", canDrop(ltEq(plain, -10), ccmd, dictionaryStore));
    assertFalse("Should never drop block using plain encoding", canDrop(gt(plain, nElements + 10), ccmd, dictionaryStore));
    assertFalse("Should never drop block using plain encoding", canDrop(gtEq(plain, nElements + 10), ccmd, dictionaryStore));
    assertFalse("Should never drop block using plain encoding", canDrop(notEq(plain, nElements + 10), ccmd, dictionaryStore));
    verifyZeroInteractions(dictionaryStore);
}

Example 14 with IntColumn

use of org.apache.parquet.filter2.predicate.Operators.IntColumn in project parquet-mr by apache.

the class TestStatisticsFilter method testOr.

@Test
public void testOr() {
    FilterPredicate yes = eq(intColumn, 9);
    FilterPredicate no = eq(doubleColumn, 50D);
    assertTrue(canDrop(or(yes, yes), columnMetas));
    assertFalse(canDrop(or(yes, no), columnMetas));
    assertFalse(canDrop(or(no, yes), columnMetas));
    assertFalse(canDrop(or(no, no), columnMetas));
}