ExpressionBinder类 参考

绑定表达式 更多...

#include <expression_binder.h>

Public 成员函数
	ExpressionBinder (BinderContext &context)
RC	bind_expression (unique_ptr< Expression > &expr, vector< unique_ptr< Expression > > &bound_expressions)

Private 成员函数
RC	bind_star_expression (unique_ptr< Expression > &star_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_unbound_field_expression (unique_ptr< Expression > &unbound_field_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_field_expression (unique_ptr< Expression > &field_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_value_expression (unique_ptr< Expression > &value_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_cast_expression (unique_ptr< Expression > &cast_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_comparison_expression (unique_ptr< Expression > &comparison_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_conjunction_expression (unique_ptr< Expression > &conjunction_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_arithmetic_expression (unique_ptr< Expression > &arithmetic_expr, vector< unique_ptr< Expression > > &bound_expressions)
RC	bind_aggregate_expression (unique_ptr< Expression > &aggregate_expr, vector< unique_ptr< Expression > > &bound_expressions)

Private 属性
BinderContext &	context_

详细描述

绑定表达式

绑定表达式，就是在SQL解析后，得到文本描述的表达式，将表达式解析为具体的数据库对象

---

该类的文档由以下文件生成:

• src/observer/sql/parser/expression_binder.h
• src/observer/sql/parser/expression_binder.cpp