Tài liệu Managing Tables pptx

... reserved. Managing Tables 11-35 Copyright © Oracle Corporation, 2002. All rights reserved. Obtaining Table Information Information about tables can be obtained by querying the following views: • DBA _TABLES • DBA_OBJECTS 11-37 Copyright ... NUMBER(4)) TABLESPACE USERS; 11-17 Copyright © Oracle Corporation, 2002. All rights reserved. Creating a Table: Guidelines • Place tables in sep...

Ngày tải lên: 17/02/2014, 15:20

... Creating Tables 9 Introduction to Oracle: SQL and PL/SQL Using Procedure Builder9Ć10 Creating Tables 9Ć11 Creating Tables continued Naming Rules Name database tables and columns according ... words. Naming Guidelines D Use descriptive names for tables and other database objects. D Name the same entity consistently in different tables. For example, the department number column is ca...

Ngày tải lên: 21/12/2013, 06:17

... workstations, Unix PCs, and so on. Of course, each kind of workstation has its own set of executables. The executables may be built from the same source files, but you need a different binary for each ... executable directories) that contains only the executables that are appropriate for its architecture? How do you "hide" the executables that aren't appropriate, so there&ap...

Ngày tải lên: 11/12/2013, 01:15

... numbers, each network's router might have to maintain tables of hundreds of thousands of routes. As the Internet grew rapidly, keeping these tables up to date was difficult. This situation was ... the list of hosts from NIS. Thus, you should use the -nobrowse option on the -hosts map. Managing NFS and NIS 178 Users sometimes complain that they cannot see a new filesyst...

Ngày tải lên: 12/12/2013, 11:16

... contains the running IOS image; the active configuration file; any tables (including routing, ARP, CDP neighbor, and other tables) ; and internal buffers for temporarily storing information, such ... “change the configuration,” which means change the register: answer “y” to continue. If you 10 Chapter 6: Managing Your Network Device CertPrs8 / CCNA Cisco Certified Network Associate Study...

Ngày tải lên: 21/12/2013, 18:15

... consider the possibilities involved in join- ing bi-temporal tables to one another, or to uni-temporal tables, or to non-temporal tables! This is where computer science gets put to good use. ... current accounting periods were over. The difference between history tables and version tables, on the one hand, and transaction tables on the 1 See [1988, Devlin & Murphy]. The full ci...

Ngày tải lên: 24/12/2013, 02:16

... versioning otherwise conventional tables. The result is versioned tables which, logically speaking, are tables which com- bine the history tables and current tables described previously. Past, ... directly manages bi-temporal physical tables, and manages both forms of uni-temporal tables, as well as conventional tables, as views over those bi-temporal tables. Besides embracing c...

Ngày tải lên: 24/12/2013, 02:16