anonymous_namespace{QueryPlanDagExtractor.cpp} Namespace Reference

Classes
struct	IsEquivBinOp
struct	OpInfo

Functions
int	get_input_idx (const RelLeftDeepInnerJoin *rel_left_deep_join, const shared::TableKey &table_key)

Function Documentation

int anonymous_namespace{QueryPlanDagExtractor.cpp}::get_input_idx	(	const RelLeftDeepInnerJoin *	rel_left_deep_join,
		const shared::TableKey &	table_key
	)

Definition at line 396 of file QueryPlanDagExtractor.cpp.

References shared::TableKey::db_id, RelAlgNode::getInput(), and RelAlgNode::inputCount().

                                                   {
  for (size_t input_idx = 0; input_idx < rel_left_deep_join->inputCount(); ++input_idx) {
    auto const input_node = rel_left_deep_join->getInput(input_idx);
    auto const scan_node = dynamic_cast<const RelScan*>(input_node);
    shared::TableKey target_table_key{0, 0};
    if (scan_node) {
      target_table_key.db_id = scan_node->getCatalog().getDatabaseId();
      target_table_key.table_id = scan_node->getTableDescriptor()->tableId;
    } else {
      target_table_key.table_id = -1 * input_node->getId();  // temporary table
    }
    if (target_table_key == table_key) {
      return input_idx;
    }
  }
  return -1;
}

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