上一篇
如何通过DOS系统建立和配置个人数据库？
在DOS（Disk Operating System）环境下建立数据库，通常需要借助一些专门的数据库管理系统（DBMS），如dBase、FoxPro等,以下是在DOS环境下使用dBase建立数据库的详细步骤：
DOS环境下建立数据库的步骤
| 步骤 | 操作说明 |
|---|---|
| 准备工作 | 确保你的计算机上安装了dBase数据库管理系统，如果没有，需要先安装。 |
| 进入dBase环境 | 在DOS提示符下，输入dbase命令，然后按Enter键进入dBase环境。 |
| 创建新数据库 | 在dBase提示符下，输入CREATE命令，然后按Enter键。 |
| 输入数据库名称 | 当提示输入数据库名称时，输入你想要创建的数据库的名称，例如mydatabase.dbf，然后按Enter键。 |
| 定义数据库结构 | 在创建数据库的过程中，dBase会引导你定义数据库的结构，包括字段名、数据类型、字段宽度等。 |
| 设置字段属性 | 对于每个字段，你可以设置属性，如是否为主键、是否可空等。 |
| 完成数据库创建 | 一旦定义完所有字段，按Ctrl+C或选择退出，完成数据库的创建。 |
| 添加数据 | 使用INSERT命令或EDIT命令向数据库中添加数据。 |
| 查询数据 | 使用SELECT命令查询数据库中的数据。 |
| 保存并退出 | 完成操作后，使用SAVE命令保存数据库，然后使用EXIT命令退出dBase环境。 |
示例操作
以下是一个简单的示例，展示如何在DOS环境下使用dBase创建一个名为students.dbf的数据库,并添加一些学生信息。
C:>dbase . dBase III Plus . Version 4.0 . Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 Fox Software, Inc. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Fox Software, Inc. All Rights Reserved. . dBase III Plus Version 4.0 Copyright (c) 1984, 1992, AshtonTate. . All Rights Reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 . Microsoft Corp. All rights reserved. . (C) 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 .
