Examples with DeltaLakeTableHandle io.trino.plugin.deltalake.DeltaLakeTableHandle used on opensource projects

Example 1 with DeltaLakeTableHandle

use of io.trino.plugin.deltalake.DeltaLakeTableHandle in project trino by trinodb.

the class TestDeltaLakeMetastoreStatistics method testStatisticsNaNWithMultipleFiles.

@Test
public void testStatisticsNaNWithMultipleFiles() {
    // Stats with NaN values cannot be used. This transaction combines a file with NaN min/max values with one with 0.0 min/max values
    DeltaLakeTableHandle tableHandle = registerTable("nan_multi_file");
    TableStatistics stats = deltaLakeMetastore.getTableStatistics(SESSION, tableHandle, Constraint.alwaysTrue());
    ColumnStatistics columnStatistics = stats.getColumnStatistics().get(COLUMN_HANDLE);
    assertEquals(columnStatistics.getRange(), Optional.empty());
}

Example 2 with DeltaLakeTableHandle

use of io.trino.plugin.deltalake.DeltaLakeTableHandle in project trino by trinodb.

the class TestDeltaLakeMetastoreStatistics method testStatisticsZeroAndNegativeInfinity.

@Test
public void testStatisticsZeroAndNegativeInfinity() {
    DeltaLakeTableHandle tableHandle = registerTable("zero_negative_infinity");
    TableStatistics stats = deltaLakeMetastore.getTableStatistics(SESSION, tableHandle, Constraint.alwaysTrue());
    ColumnStatistics columnStatistics = stats.getColumnStatistics().get(COLUMN_HANDLE);
    assertEquals(columnStatistics.getRange().get().getMin(), NEGATIVE_INFINITY);
    assertEquals(columnStatistics.getRange().get().getMax(), 0.0);
}

Example 3 with DeltaLakeTableHandle

use of io.trino.plugin.deltalake.DeltaLakeTableHandle in project trino by trinodb.

the class TestDeltaLakeMetastoreStatistics method testStatisticsZeroAndNaN.

@Test
public void testStatisticsZeroAndNaN() {
    // Stats with NaN values cannot be used
    DeltaLakeTableHandle tableHandle = registerTable("zero_nan");
    TableStatistics stats = deltaLakeMetastore.getTableStatistics(SESSION, tableHandle, Constraint.alwaysTrue());
    ColumnStatistics columnStatistics = stats.getColumnStatistics().get(COLUMN_HANDLE);
    assertEquals(columnStatistics.getRange().get().getMin(), 0.0);
    assertEquals(columnStatistics.getRange().get().getMax(), POSITIVE_INFINITY);
}

Example 4 with DeltaLakeTableHandle

use of io.trino.plugin.deltalake.DeltaLakeTableHandle in project trino by trinodb.

the class TestDeltaLakeMetastoreStatistics method testStatisticsZeroAndInfinity.

@Test
public void testStatisticsZeroAndInfinity() {
    DeltaLakeTableHandle tableHandle = registerTable("zero_infinity");
    TableStatistics stats = deltaLakeMetastore.getTableStatistics(SESSION, tableHandle, Constraint.alwaysTrue());
    ColumnStatistics columnStatistics = stats.getColumnStatistics().get(COLUMN_HANDLE);
    assertEquals(columnStatistics.getRange().get().getMin(), 0.0);
    assertEquals(columnStatistics.getRange().get().getMax(), POSITIVE_INFINITY);
}

Example 5 with DeltaLakeTableHandle

use of io.trino.plugin.deltalake.DeltaLakeTableHandle in project trino by trinodb.

the class TestDeltaLakeMetastoreStatistics method testStatisticsMultipleFiles.

@Test
public void testStatisticsMultipleFiles() {
    DeltaLakeTableHandle tableHandle = registerTable("basic_multi_file");
    TableStatistics stats = deltaLakeMetastore.getTableStatistics(SESSION, tableHandle, Constraint.alwaysTrue());
    ColumnStatistics columnStatistics = stats.getColumnStatistics().get(COLUMN_HANDLE);
    assertEquals(columnStatistics.getRange().get().getMin(), -42.0);
    assertEquals(columnStatistics.getRange().get().getMax(), 42.0);
    DeltaLakeTableHandle tableHandleWithUnenforcedConstraint = new DeltaLakeTableHandle(tableHandle.getSchemaName(), tableHandle.getTableName(), tableHandle.getLocation(), Optional.of(tableHandle.getMetadataEntry()), TupleDomain.all(), TupleDomain.withColumnDomains(ImmutableMap.of((DeltaLakeColumnHandle) COLUMN_HANDLE, Domain.singleValue(DOUBLE, 42.0))), tableHandle.getWriteType(), tableHandle.getProjectedColumns(), tableHandle.getUpdatedColumns(), tableHandle.getUpdateRowIdColumns(), tableHandle.getAnalyzeHandle(), 0);
    stats = deltaLakeMetastore.getTableStatistics(SESSION, tableHandleWithUnenforcedConstraint, Constraint.alwaysTrue());
    columnStatistics = stats.getColumnStatistics().get(COLUMN_HANDLE);
    assertEquals(columnStatistics.getRange().get().getMin(), 0.0);
    assertEquals(columnStatistics.getRange().get().getMax(), 42.0);
}