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SQL的基本操作---数据的检索篇 什么在查询中对字段命以别名,或重新命名,这样做的原因有两个: ☆所涉及的表的字段名很长,想使字段在结果集中更易处理一些。 ☆...
SQL的基本操作---数据的检索篇 什么在查询中对字段命以别名,或重新命名,这样做的原因有两个: ☆所涉及的表的字段名很长,想使字段在结果集中更易处理一些。 ☆创建的查询产生了某些计算或合计列,需要对之进行命名。 不管是什么原因对字段命以别名,在 SQL 中都可以容易地使用 As 子句做得-the basic operation of SQL data retrieval-- What Part of the field inquiries to life alias, or re-naming to do so for two reasons : involved in the table field names is very long, so that the field would result in easier handling. inquiries have created some calculation or together, would be required for the process of naming. Whatever the reason right to life alias field in SQL can be easily done using As CLAUSE
- 2022-03-24 04:59:45下载
- 积分:1
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Autoscan公司汽车诊断仪中使用的Win32平台T9输入法.
Autoscan公司汽车诊断仪中使用的Win32平台T9输入法.-Autoscan automotive diagnostic Win32 platform used in T9 input method.
- 2022-03-14 10:34:34下载
- 积分:1
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汉字拼音对应关系表(收录7272个汉字)
汉字拼音对应关系表(收录7272个汉字)
- 2022-02-04 01:29:58下载
- 积分:1
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定时器Timer2的使用,这里提供c源程序,以供参考。
定时器Timer2的使用,这里提供c源程序,以供参考。-timer Timer2 use, c source provided here, for reference.
- 2022-02-19 23:33:10下载
- 积分:1
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vb教学示例,用vb编写,主要是输入框的举例
vb教学示例,用vb编写,主要是输入框的举例-vb teaching practices, prepared with vb, mainly for the input box
- 2022-07-19 17:52:19下载
- 积分:1
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拼音输入法杳询函数: unsigned char code * py_ime(unsigned char input_py_val[])
input_py...
拼音输入法杳询函数: unsigned char code * py_ime(unsigned char input_py_val[])
input_py_val为已输入的拼音码字符串头指针,
反回值为中文的起始地址,当为0时,杳询失败-Pinyin input method dark and quiet exercise the function: unsigned char code* py_ime (unsigned char input_py_val []) input_py_val phonetic code for the string you have entered the first pointer, and anti-back value is the starting address in Chinese, when is 0, the dark and quiet exercise failed
- 2022-06-15 13:30:22下载
- 积分:1
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Pinyin input method, use of the limited keys of the keyboard to achieve phonetic...
拼音输入法,利用有限键的键盘实现拼音输入,可作为毕业设计。-Pinyin input method, use of the limited keys of the keyboard to achieve phonetic input can be used as graduate design.
- 2022-11-14 16:55:03下载
- 积分:1
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procedures will one big5 coding English document conversion to gb2312 coding Eng...
程序将一个big5编码的繁体中文文件转换为gb2312编码的简体中文-procedures will one big5 coding English document conversion to gb2312 coding English
- 2022-08-16 06:47:16下载
- 积分:1
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很好的东东。对于搞输入法编程的人来说是个很好的参考和启发...
很好的东东。对于搞输入法编程的人来说是个很好的参考和启发-A good input method sample for learning input method program.-good. Input method for operating the program is a good reference and inspiration-A good method"s input ample input method for learning program.
- 2023-01-10 01:00:04下载
- 积分:1
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BMPChange : VC through the transformation of image histogram effectively enhance...
BMPChange:在VC下通过直方图变换对图像进行有效增强.-BMPChange : VC through the transformation of image histogram effectively enhanced.
- 2022-08-09 22:18:12下载
- 积分:1