yum查詢功能

1. 查詢選項：
   

   [root@demo ~]# yum [options] [command] [package ...]
   [option]：主要的搜尋選項有：
   [查詢工作項目] [相關參數]：這方面的參數有：
     search  ：搜尋某個套件名稱或是描述 (description) 的重要關鍵字；
     list    ：列出目前 yum 所管理的所有的套件名稱與版本，有點類似 rpm -qa；
     info    ：列出套件的相關訊息，類似 rpm -qai 的執行結果；
     provides or whatprovides：搜尋包含某檔案的套件，類似 rpm -qf 的功能。
   

2. 查詢名稱或是描述中包含關鍵字cjk的套件
   

   [root@demo ~]# yum search cjk
   ================================= Matched: cjk =================================
   cjkuni-fonts-common.noarch : Common package of CJK Unifonts
   cjkuni-fonts-ghostscript.noarch : Chinese Unicode TrueType font ghostscript
                                   : files
   cjkuni-ukai-fonts.noarch : Chinese Unicode TrueType font in Kai face
   cjkuni-uming-fonts.noarch : Chinese Unicode TrueType font in Ming face
   bitmap-fangsongti-fonts.noarch : Selected CJK bitmap fonts for Anaconda
   m17n-db-common-cjk.noarch : Common m17n-db files for CJK input
   wqy-zenhei-fonts.noarch : WenQuanYi Zen Hei CJK Font
   wqy-zenhei-fonts-common.noarch : Common files for WenQuanYi Zen Hei CJK Font
   bitmap-lucida-typewriter-fonts.noarch : Selected CJK bitmap fonts for Anaconda
   dvipdfmx.x86_64 : A DVI to PDF translator
   poppler-data.noarch : Encoding files
   

3. 查看套件cjkuni-ukai-fonts的相關訊息
   

   [root@demo ~]# yum info cjkuni-ukai-fonts
   Loaded plugins: refresh-packagekit, rhnplugin
   This system is not registered with RHN.
   RHN support will be disabled.
   Available Packages
   Name       : cjkuni-ukai-fonts
   Arch       : noarch
   Version    : 0.2.20080216.1
   Release    : 34.el6
   Size       : 9.4 M
   Repo       : base     <==在安裝來源base中尚未安裝，若安裝會顯示installed
   Summary    : Chinese Unicode TrueType font in Kai face
   URL        : http://www.freedesktop.org/wiki/Software/CJKUnifonts
   License    : Arphic
   Description: 
              : CJK Unifonts are Unicode TrueType fonts derived from original fonts
              : made available by Arphic Technology under "Arphic Public License"
              : and extended by the CJK Unifonts project.
              : 
              : CJK Unifonts in Kai face.
   

4. 列出所有evince開頭的套件
   

   [root@demo ~]# yum list evince*
   Installed Packages
   evince.x86_64       2.28.2-14.el6     @anaconda-RedHatEnterpriseLinux-201009221801.x86_64/6.0
   evince-dvi.x86_64   2.28.2-14.el6     @anaconda-RedHatEnterpriseLinux-201009221801.x86_64/6.0
   evince-libs.x86_64  2.28.2-14.el6     @anaconda-RedHatEnterpriseLinux-201009221801.x86_64/6.0
   Available Packages
   evince.x86_64       2.28.2-14.el6_0.1 rhel-beta                                 
   evince-devel.i686   2.28.2-14.el6_0.1 rhel-beta                                 
   evince-devel.x86_64 2.28.2-14.el6_0.1 rhel-beta                                 
   evince-dvi.x86_64   2.28.2-14.el6_0.1 rhel-beta                                 
   evince-libs.i686    2.28.2-14.el6_0.1 rhel-beta                                 
   evince-libs.x86_64  2.28.2-14.el6_0.1 rhel-beta
   

5. 列出可升級的evince開頭的套件
   

   [root@demo ~]# yum list updates evince*
   Updated Packages
   evince.x86_64                       2.28.2-14.el6_0.1                  rhel-beta
   evince-dvi.x86_64                   2.28.2-14.el6_0.1                  rhel-beta
   evince-libs.x86_64                  2.28.2-14.el6_0.1                  rhel-beta
   

6. 列出包含檔案bin/evince的所有套件，例如/usr/bin/evince
   

   [root@demo ~]# yum provides *bin/evince
   rhel/filelists_db                                                        | 5.6 MB     03:46     
   rhel-beta/filelists_db                                                   | 2.6 MB     02:08     
   evince-2.28.2-14.el6.x86_64 : Document viewer
   Repo        : rhel
   Matched from:
   Filename    : /usr/bin/evince
   
   evince-2.28.2-14.el6_0.1.x86_64 : Document viewer
   Repo        : rhel-beta
   Matched from:
   Filename    : /usr/bin/evince
   
   evince-2.28.2-14.el6.x86_64 : Document viewer
   Repo        : installed
   Matched from:
   Filename    : /usr/bin/evince