oceanbase::ObInternalKeyComparator类 参考

internal key comparator 更多...

#include <ob_comparator.h>

类 oceanbase::ObInternalKeyComparator 继承关系图:

Public 成员函数
int	compare (const string_view &a, const string_view &b) const override
	Three-way comparison. 更多...
const ObComparator *	user_comparator () const
virtual int	compare (const string_view &a, const string_view &b) const =0
	Three-way comparison. 更多...

Private 属性
ObDefaultComparator	default_comparator_

详细描述

internal key comparator

internal key: | key_size(8B) | key | sequence_number(8B) |

成员函数说明

compare()

int oceanbase::ObInternalKeyComparator::compare ( const string_view &  a, const string_view &  b  ) const

overridevirtual

Three-way comparison.

返回

< 0 iff "a" < "b",

== 0 iff "a" == "b",

> 0 iff "a" > "b"

实现了 oceanbase::ObComparator.

---

该类的文档由以下文件生成:

• src/oblsm/util/ob_comparator.h
• src/oblsm/util/ob_comparator.cpp