Examples with DecimalScalarMultiplyDecimalColumn org.apache.hadoop.hive.ql.exec.vector.expressions.gen.DecimalScalarMultiplyDecimalColumn used on opensource projects

Example 1 with DecimalScalarMultiplyDecimalColumn

use of org.apache.hadoop.hive.ql.exec.vector.expressions.gen.DecimalScalarMultiplyDecimalColumn in project hive by apache.

the class TestVectorArithmeticExpressions method testDecimalScalarMultiplyDecimalColumn.

/* Spot check correctness of decimal scalar multiply decimal column. The case for
   * addition checks all the cases for the template, so don't do that redundantly here.
   */
@Test
public void testDecimalScalarMultiplyDecimalColumn() {
    VectorizedRowBatch b = getVectorizedRowBatch3DecimalCols();
    HiveDecimal d = HiveDecimal.create(2);
    VectorExpression expr = new DecimalScalarMultiplyDecimalColumn(d, 0, 2);
    // test without nulls
    expr.evaluate(b);
    DecimalColumnVector r = (DecimalColumnVector) b.cols[2];
    assertTrue(r.vector[0].getHiveDecimal().equals(HiveDecimal.create("2.40")));
    assertTrue(r.vector[1].getHiveDecimal().equals(HiveDecimal.create("-6.60")));
    assertTrue(r.vector[2].getHiveDecimal().equals(HiveDecimal.create("0")));
    // test that overflow produces null
    b = getVectorizedRowBatch3DecimalCols();
    DecimalColumnVector in = (DecimalColumnVector) b.cols[0];
    // set to max possible value
    in.vector[0].set(HiveDecimal.create("9999999999999999.99"));
    expr.evaluate(b);
    r = (DecimalColumnVector) b.cols[2];
    assertFalse(r.noNulls);
    assertTrue(r.isNull[0]);
}