base class of all comparators 更多...
#include <ob_comparator.h>
类 oceanbase::ObComparator 继承关系图:
Public 成员函数 | |
| virtual int | compare (const string_view &a, const string_view &b) const =0 |
| Three-way comparison. 更多... | |
详细描述
base class of all comparators
成员函数说明
◆ compare()
|
pure virtual |
Three-way comparison.
- 返回
- < 0 iff "a" < "b",
- == 0 iff "a" == "b",
- > 0 iff "a" > "b"
在 oceanbase::ObDefaultComparator , 以及 oceanbase::ObInternalKeyComparator 内被实现.
该类的文档由以下文件生成:
- src/oblsm/util/ob_comparator.h
