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Copy pathIdentifierNode.cpp
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70 lines (54 loc) · 2.08 KB
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#include <Analyzer/IdentifierNode.h>
#include <Common/assert_cast.h>
#include <Common/SipHash.h>
#include <IO/WriteBufferFromString.h>
#include <IO/Operators.h>
#include <Parsers/ASTIdentifier.h>
namespace DB
{
IdentifierNode::IdentifierNode(Identifier identifier_)
: IQueryTreeNode(children_size)
, identifier(std::move(identifier_))
{}
IdentifierNode::IdentifierNode(Identifier identifier_, TableExpressionModifiers table_expression_modifiers_)
: IQueryTreeNode(children_size)
, identifier(std::move(identifier_))
, table_expression_modifiers(std::move(table_expression_modifiers_))
{}
void IdentifierNode::dumpTreeImpl(WriteBuffer & buffer, FormatState & format_state, size_t indent) const
{
buffer << std::string(indent, ' ') << "IDENTIFIER id: " << format_state.getNodeId(this);
if (hasAlias())
buffer << ", alias: " << getAlias();
buffer << ", identifier: " << identifier.getFullName();
if (table_expression_modifiers)
{
buffer << ", ";
table_expression_modifiers->dump(buffer);
}
}
bool IdentifierNode::isEqualImpl(const IQueryTreeNode & rhs, CompareOptions) const
{
const auto & rhs_typed = assert_cast<const IdentifierNode &>(rhs);
return identifier == rhs_typed.identifier && table_expression_modifiers == rhs_typed.table_expression_modifiers;
}
void IdentifierNode::updateTreeHashImpl(HashState & state, CompareOptions) const
{
const auto & identifier_name = identifier.getFullName();
state.update(identifier_name.size());
state.update(identifier_name);
if (table_expression_modifiers)
table_expression_modifiers->updateTreeHash(state);
}
QueryTreeNodePtr IdentifierNode::cloneImpl() const
{
auto clone_identifier_node = std::make_shared<IdentifierNode>(identifier);
clone_identifier_node->table_expression_modifiers = table_expression_modifiers;
return clone_identifier_node;
}
ASTPtr IdentifierNode::toASTImpl(const ConvertToASTOptions & /* options */) const
{
auto identifier_parts = identifier.getParts();
return make_intrusive<ASTIdentifier>(std::move(identifier_parts));
}
}