A database file system is the low-level part of a database management system that handles data storage, indexing, concurrency control, transaction control, and recovery. This article describes a structure for a database file system that encapsulates important design decisions into separate modules. ...
Database data and data structure of the system is as follows 翻译结果4复制译文编辑译文朗读译文返回顶部 This system of data entry and data structures are as follows 翻译结果5复制译文编辑译文朗读译文返回顶部 This system database data item and the construction of data are as follows ...
Input into a database structure, the output for an application (for the operation of the database) the source code. 系统的输入为一个数据库的结构,输出为一个应用程序(用于操作该数据库)的源代码。 www.hbzxr.com 2. Database structure and software architecture of the system are described in tech...
file structure 美 英 un.文件结构 网络档案结构;文件说明;数据库结构 英汉 网络释义 un. 1. 文件结构 释义: 全部,文件结构,档案结构,文件说明,数据库结构
An Oracle database is made up of physical and logical structures. Physical structures are those that can be seen and operated on from the operating system, such as the physical files that store data on disk. Logical structures are created and recognized by the Oracle database server and are ...
BodyParts3D is a dictionary-type database for anatomy in which anatomical concepts are represented by 3D structure data that specify corresponding segments of a 3D whole-body model for an adult human male. It encompasses morphological and geometrical knowledge in anatomy and complements ontological rep...
SBYN_SYSTEMSBR Stores transaction information about an SBR, such as the create or update date, status, and so on. SBYN_TRANSACTION Stores a history of changes to each record stored in the database. SBYN_USER_CODE Like the sbyn_common_detail table, this table stores processing codes...
In addition, the Entrez servers and administrators are not tolerant of large numbers of automated queries. We created the SeqHound database system to overcome these obstacles and to serve as a platform for our research [3–6]. While the Entrez servers are not presented by NCBI in an ...
while thegeographytype represents data in a round-earth coordinate system. Once the data is stored in the database using these types, you can perform spatial operations with SQL, such as Nearest Neighbor queries (where is the closest pizza restaurant to my location) or locations ...
3.2 Disadvantages of Creating Many Tables in the Same Database If you have many MyISAM tables in the same database directory, open, close, and create operations are slow. If you execute SELECT statements on many different tables, there is a little overhead when the table cache is full, be...