Call dbMatch on a transaction set to create a match iterator. As with the C API, a match iterator allows your code to iterate over the packages that match a given criteria. A call to dbMatch with no parameters means to set up a match iterator to go o…

RPM 是 RPM Package Manager 的简写,是发源于 Red-hat 系统的软件管理工具,所以最初的名字叫做 Red-hat Packager Manager.目前,RPM 已发展成为业界认可的 Linux 系统软件管理工具,适用于各种基于 Linux 内核的系统,如 SUSE.Fedora.Power 等.RPM 制作灵活且方便使用,能够有效地管理软件包的安装.卸载和升级. RPM 自身维护了一个数据库(RPM Database),用于记录所有通过 RPM 安装的软件包及其文件…

RPM Database RPM 不仅在安装.升级.卸载方面工作出色,而且在查询和验证方面也表现非凡.你很久前安装了一个数据库软件,但现在忘记了它的版本号,也不知道它的说明文档的位置,可以通过 RPM 查询命令得到这个信息:你有一个系统安全方面的包要升级,但是不清楚哪些相关包会受到影响,可以通过 RPM 依赖查询来确定:你系统中安装了一个网络软件,想了解哪些文件发生了变化,可以通过 RPM 验证命令获悉.这些操作都得益于 RPM Database,RPM Database 记录了已安装 RPM…

本文是笔者最近遇到的一个故障的处理过程,解决方案是Rebuild RPM 的DB,后面内容其实是REDHAT官方的solutions,不过我遇到的现象和解决方案都与官方有点出入,故一直帖出来: 我遇到的故障现象: [root@migrationLin6 ~]# rpm -qa error: rpmdbNextIterator: skipping h# 514 Header V3 RSA/SHA256 Signature, key ID fd431d51: BAD error: rpmdbNext…

Introduction The RPM Package Manager (RPM) is an open packaging system that runs on Fedora as well as other Linux and UNIX systems. Red Hat and the Fedora Project encourage other vendors to use RPM for their own products. RPM is distributed under the…

RPM(8)   Red Hat Linux   RPM(8) NAME/名称       rpm - RPM Package Manager/RPM-RPM包管理器SYNOPSIS/简介  QUERYING AND VERIFYING PACKAGES:/查询和验证包: rpm {-q|--query} [select-options] [query-options] rpm {-V|--verify} [select-options] [verify-options]/RPM-V--验证[选…

问题描述: 今天在做saltstack的练习,想要通过sls的方式,在远程进行mysql数据库的安装,发现无法通过service的方式启动数据库,然后就想给删除了重新进行安装,在通过rpm -e进行删除rpm包时,报下面的错误: [root@testvm03 ~]# rpm -e mysql-server--.el6_8.x86_64 error reading information on service mysqld: Invalid argument error: %preun(mysql…

官方地址:http://fluentdata.codeplex.com/documentation MYSQL: MySQL through the MySQL Connector .NET driver. 连接字符串: Server=127.0.0.1;Database=testDB;Uid=root;Pwd=123456; <system.data> <DbProviderFactories> <add name="MySQL Data Provider&quo…

Introduction DNF is the The Fedora Project package manager that is able to query for information about packages, fetch packages from repositories, install and uninstall packages using automatic dependency resolution, and update an entire system to th…

第7章 高级概念 The Code First modeling functionality that you have seen so far should be enough to get you up and running with most applications. However, Code First also includes some more advanced functionality that you may require as your needs advance.…