yum查詢功能

1. 查詢選項：
   

   [root@dywH ~]# 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@dywH ~]# yum search cjk
   Loaded plugins: fastestmirror, refresh-packagekit
   Loading mirror speeds from cached hostfile
   ================================= Matched: cjk =================================
   cjkuni-fonts-common.noarch : Common package of CJK Unifonts
   cjkuni-ukai-fonts.noarch : Chinese Unicode TrueType font in Kai face
   cjkuni-uming-fonts.noarch : Chinese Unicode TrueType font in Ming face
   texlive-cjk.noarch : CJK language support
   poppler-data.noarch : Encoding files
   texlive-arphic.noarch : Arphic (Chinese) font packages
   texlive-arphic-fedora-fonts.noarch : Fonts for arphic
   texlive-dvipdfmx.noarch : An extended version of dvipdfm
   texlive-garuda-c90.noarch : TeX support (from CJK) for the garuda font in
                             : thailatex
   texlive-norasi-c90.noarch : TeX support (from CJK) for the norasi font in
                             : thailatex
   texlive-wadalab.noarch : Wadalab (Japanese) font packages
   texlive-wadalab-fedora-fonts.noarch : Fonts for wadalab
   

3. 查看套件cjkuni-ukai-fonts的相關訊息
   

   [root@dywH ~]# 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       : dywang     <==在安裝來源dywang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@dywH ~]# yum list evince*
   Loaded plugins: fastestmirror, refresh-packagekit
   Loading mirror speeds from cached hostfile
   Installed Packages
   evince.x86_64        2.30.3-3.fc13   @anaconda-De-YuWang-201208252046.x86_64/6.0
   evince-dvi.x86_64    2.30.3-3.fc13   @dywang                                    
   evince-libs.x86_64   2.30.3-3.fc13   @anaconda-De-YuWang-201208252046.x86_64/6.0
   

5. 列出可升級的evince開頭的套件，套件庫中只有一個版本，所以查不到更新版本。
   

   [root@dywH ~]# yum list updates evince*
   Loaded plugins: fastestmirror, refresh-packagekit
   Loading mirror speeds from cached hostfile
   Error: No matching Packages to list
   

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

   [root@dywH ~]# yum provides *bin/evince
   Loaded plugins: fastestmirror, refresh-packagekit
   Loading mirror speeds from cached hostfile
   dywang/filelists                                         | 1.3 MB     00:00 ... 
   evince-2.30.3-3.fc13.x86_64 : Document viewer
   Repo        : dywang
   Matched from:
   Filename    : /usr/bin/evince
   
   
   
   evince-2.30.3-3.fc13.x86_64 : Document viewer
   Repo        : installed
   Matched from:
   Filename    : /usr/bin/evince