Examples with Expression org.apache.iceberg.expressions.Expression used on opensource projects

Example 21 with Expression

use of org.apache.iceberg.expressions.Expression in project drill by apache.

the class TestFilterTransformer method testToFilterLessThan.

@Test
public void testToFilterLessThan() {
    Expression expected = Expressions.lessThan(MetastoreColumn.ROW_GROUP_INDEX.columnName(), 1);
    Expression actual = transformer.transform(FilterExpression.lessThan(MetastoreColumn.ROW_GROUP_INDEX, 1));
    assertEquals(expected.toString(), actual.toString());
}

Example 22 with Expression

use of org.apache.iceberg.expressions.Expression in project drill by apache.

the class TestFilterTransformer method testToFilterNull.

@Test
public void testToFilterNull() {
    Expression expected = Expressions.alwaysTrue();
    Expression actual = transformer.transform((FilterExpression) null);
    assertEquals(expected.toString(), actual.toString());
}

Example 23 with Expression

use of org.apache.iceberg.expressions.Expression in project drill by apache.

the class TestFilterTransformer method testCombineNone.

@Test
public void testCombineNone() {
    Expression expected = Expressions.alwaysTrue();
    Expression actual = transformer.combine();
    assertEquals(expected.toString(), actual.toString());
}

Example 24 with Expression

use of org.apache.iceberg.expressions.Expression in project drill by apache.

the class TestFilterTransformer method testToFilterConditionsFour.

@Test
public void testToFilterConditionsFour() {
    Map<MetastoreColumn, Object> conditions = new LinkedHashMap<>();
    conditions.put(MetastoreColumn.STORAGE_PLUGIN, "dfs");
    conditions.put(MetastoreColumn.WORKSPACE, "tmp");
    conditions.put(MetastoreColumn.TABLE_NAME, "nation");
    conditions.put(MetastoreColumn.ROW_GROUP_INDEX, 4);
    Expression expected = Expressions.and(Expressions.equal(MetastoreColumn.STORAGE_PLUGIN.columnName(), "dfs"), Expressions.equal(MetastoreColumn.WORKSPACE.columnName(), "tmp"), Expressions.equal(MetastoreColumn.TABLE_NAME.columnName(), "nation"), Expressions.equal(MetastoreColumn.ROW_GROUP_INDEX.columnName(), 4));
    assertEquals(expected.toString(), transformer.transform(conditions).toString());
}

Example 25 with Expression

use of org.apache.iceberg.expressions.Expression in project drill by apache.

the class TestFilterTransformer method testToFilterNotIn.

@Test
public void testToFilterNotIn() {
    Expression expected = Expressions.notIn(MetastoreColumn.ROW_GROUP_INDEX.columnName(), 1, 2);
    Expression actual = transformer.transform(FilterExpression.notIn(MetastoreColumn.ROW_GROUP_INDEX, 1, 2));
    assertEquals(expected.toString(), actual.toString());
}