12 2015 档案
摘要:class JOIN :public Sql_alloc { JOIN(const JOIN &rhs); /** *fields; List group_fields, group_fields_cache; TABLE *tmp_table; /// used to store 2 possible tmp table ...
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摘要:http://www.cnblogs.com/xpchild/p/3770823.html http://blog.sae.sina.com.cn/archives/3968 实例 http://blog.sae.sina.com.cn/archives/3968 http://www.cnblog
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摘要:http://guduwhuzhe.iteye.com/blog/1887619 http://backend.wap.blog.163.com/w2/blogDetail.do?blogId=fks_0870660800950870710820830840680720840810650860950
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摘要:http://mysql.taobao.org/monthly/2015/08/07/
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摘要:参考 http://www.cnblogs.com/justfortaste/p/3198406.html http://m.blog.csdn.net/blog/IT_PCode/17007833 http://blog.chinaunix.net/uid-28364803-id-3419777.
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摘要:转载 https://www.zhihu.com/question/19866767/answer/14942009 http://whuai.blog.51cto.com/3539000/862197 Oracle: 数据文件包括:控制文件、数据文件、重做日志文件、参数文件、归档文件、密码文件。这
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摘要:/***********************************************************************//** Reads the next or previous row from a cursor, which must have previously been positioned using index_read. @return 0,...
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摘要:/*****************************************************************//** Reads the next row in a table scan (also used to read the FIRST row in a table scan). @return 0, HA_ERR_END_OF_FILE, or err...
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摘要:/** The class defining a handle to an Innodb table */ class ha_innobase: public handler { row_prebuilt_t* prebuilt; /*! *f_key_list); int get_parent_foreign_key_list(THD *thd, ...
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摘要:/** The handler class is the interface for dynamically loadable storage engines. Do not add ifdefs and take care when adding or changing virtual functions to avoid vtable confusion */ class ha...
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摘要:class Item_field :public Item_ident { protected: void set_field(Field *field); public: Field *field,*result_field; Item_equal *item_equal; bool no_const_subst; /* if any_privileges se...
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摘要:innodb分配内存有三种方法 1)使用OS的malloc 2)使用innodb自己实现的内存分配方法 3)使用goolge的Tmalloc innodb引擎分析之内存管理 在my.cn配置文件中可设置 #InnoDB是使用自带的内存分配程序, #还是使用当前部署的操作系统中现有的更高效的内存分配程
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