Class DsqlMapNode

src/dsql/ExprNodes.h:1032–1079

class DsqlMapNode final : public TypedNode<ValueExprNode, ExprNode::TYPE_MAP>
{
public:
	DsqlMapNode(MemoryPool& pool, dsql_ctx* aContext, dsql_map* aMap);

	virtual Firebird::string internalPrint(NodePrinter& printer) const;
	virtual ValueExprNode* dsqlPass(DsqlCompilerScratch* dsqlScratch);

	virtual bool dsqlAggregateFinder(AggregateFinder& visitor);
	virtual bool dsqlAggregate2Finder(Aggregate2Finder& visitor);
	virtual bool dsqlInvalidReferenceFinder(InvalidReferenceFinder& visitor);
	virtual bool dsqlSubSelectFinder(SubSelectFinder& visitor);
	virtual bool dsqlFieldFinder(FieldFinder& visitor);
	virtual ValueExprNode* dsqlFieldRemapper(FieldRemapper& visitor);

	virtual void setParameterName(dsql_par* parameter) const;
	virtual void genBlr(DsqlCompilerScratch* dsqlScratch);
	virtual void make(DsqlCompilerScratch* dsqlScratch, dsc* desc);
	virtual bool dsqlMatch(DsqlCompilerScratch* dsqlScratch, const ExprNode* other, bool ignoreMapCast) const;

	void setDsqlDesc(const dsc& desc)
	{
		dsqlDesc = desc;
	}

	virtual void getDesc(thread_db* /*tdbb*/, CompilerScratch* /*csb*/, dsc* /*desc*/)
	{
		fb_assert(false);
	}

	virtual ValueExprNode* copy(thread_db* /*tdbb*/, NodeCopier& /*copier*/) const
	{
		fb_assert(false);
		return NULL;
	}

	virtual dsc* execute(thread_db* /*tdbb*/, Request* /*request*/) const
	{
		fb_assert(false);
		return NULL;
	}

public:
	dsql_ctx* context;
	dsql_map* map;
	bool setNullable;
	bool clearNull;
};


class DerivedFieldNode final : public TypedNode<ValueExprNode, ExprNode::TYPE_DERIVED_FIELD>