本文整理汇总了C++中CDXLNode::GetOperator方法的典型用法代码示例。如果您正苦于以下问题:C++ CDXLNode::GetOperator方法的具体用法?C++ CDXLNode::GetOperator怎么用?C++ CDXLNode::GetOperator使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CDXLNode
的用法示例。
在下文中一共展示了CDXLNode::GetOperator方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: GetJoinType
//---------------------------------------------------------------------------
// @function:
// CDXLPhysicalHashJoin::AssertValid
//
// @doc:
// Checks whether operator node is well-structured
//
//---------------------------------------------------------------------------
void
CDXLPhysicalHashJoin::AssertValid
(
const CDXLNode *node,
BOOL validate_children
) const
{
// assert proj list and filter are valid
CDXLPhysical::AssertValid(node, validate_children);
GPOS_ASSERT(EdxlhjIndexSentinel == node->Arity());
GPOS_ASSERT(EdxljtSentinel > GetJoinType());
CDXLNode *join_filter = (*node)[EdxlhjIndexJoinFilter];
CDXLNode *hash_clauses = (*node)[EdxlhjIndexHashCondList];
CDXLNode *left = (*node)[EdxlhjIndexHashLeft];
CDXLNode *right = (*node)[EdxlhjIndexHashRight];
// assert children are of right type (physical/scalar)
GPOS_ASSERT(EdxlopScalarJoinFilter == join_filter->GetOperator()->GetDXLOperator());
GPOS_ASSERT(EdxlopScalarHashCondList == hash_clauses->GetOperator()->GetDXLOperator());
GPOS_ASSERT(EdxloptypePhysical == left->GetOperator()->GetDXLOperatorType());
GPOS_ASSERT(EdxloptypePhysical == right->GetOperator()->GetDXLOperatorType());
if (validate_children)
{
join_filter->GetOperator()->AssertValid(join_filter, validate_children);
hash_clauses->GetOperator()->AssertValid(hash_clauses, validate_children);
left->GetOperator()->AssertValid(left, validate_children);
right->GetOperator()->AssertValid(right, validate_children);
}
}