YYSTYPE联合体 参考

Public 属性
ParsedSqlNode *	sql_node
ConditionSqlNode *	condition
Value *	value
enum CompOp	comp
RelAttrSqlNode *	rel_attr
std::vector< AttrInfoSqlNode > *	attr_infos
AttrInfoSqlNode *	attr_info
Expression *	expression
std::vector< Expression * > *	expression_list
std::vector< Value > *	value_list
std::vector< ConditionSqlNode > *	condition_list
std::vector< RelAttrSqlNode > *	rel_attr_list
std::vector< std::string > *	relation_list
char *	string
int	number
float	floats

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该联合体的文档由以下文件生成:

• src/observer/sql/parser/yacc_sql.hpp