public SqlType getExpressionSqlType(final Expression expression) {
    return getExpressionSqlType(expression, Collections.emptyMap());
  }
@Test
  public void shouldFailOnQualfiedColumnReference() {
    // Given:
    final Expression expression = new QualifiedColumnReferenceExp(
        SourceName.of("foo"),
        ColumnName.of("bar")
    );

    // When:
    assertThrows(
        IllegalStateException.class,
        () -> expressionTypeManager.getExpressionSqlType(expression)
    );
  }