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QDAC

beta

QDAC is a vcl quick and powerful data access components

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Last Update:
Download QDAC2.0Beta1_20131031.7z
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Description

Quick Data Access Component(QDAC) is a suite of vcl components.It provide powerful memory dataset and can be load or save data to files,databases.
Support follow formats load and save:
* CSV/TXT
* MDS(Binary format)
* MDZ(Compressed binary format)
* XML(ADO compatible)
Support follow db in version 1.0:
* PostgreSQL
* SQLite(public or encrypt)
More information please see the document.

项目网址:http://sourceforge.net/p/qdac
项目微群:http://q.weibo.com/1085250
项目QQ群:250530692
项目主页:http://www.yibaike.org
QDAC3.0 in progress and use new project,URL:
https://sourceforge.net/p/qdac3

QDAC Web Site

Categories

Database

License

Other License

Features

  • 完整的本地排序支持(升序、降序及忽略大小写选项),采用多线程本地排序算法
  • 超强的本地过滤引擎,支持>、>=、<、<=、<>(!=)、*(like)、nlike、~(正则表达式)运算符
  • 支持创建内存数据集对象
  • 支持数据集间克隆
  • 支持复制数据集间数据表结构、数据内容(多种可选项控制)
  • 支持保存数据到多种数据流及文件格式(MDS/MDZ/CSV/TXT/XML/XMZ/HTML等),其中MDZ和XMZ为压缩格式
  • 支持从多种数据流中加载数据(MDS/MDZ/CSV/TXT/XML/XMZ)
  • 支持只保存变更数据到多种数据流及文件格式(MDS/MDZ/XML)
  • 支持直接从流中更新数据,减少不必要的转换,加快速度
  • 支持两个数据集间进行集合运算(交、并、差)
  • 支持多种数据库引擎,1.0版支持Postgre SQL/SQLite两个开源数据库,后续版本将陆续增加
  • 支持批量更新模式
  • 通过MarkStatus批量更改记录状态
  • 更快的数据处理速度,更好的多线程支持
  • XML解析处理速度超过14MB/S(Y470,I7 2630),更快
  • 尽可能采用原生C接口库,减少不必要的转换开销,处理速度更快
  • 与ADO的对比,请下载文档观看:https://sourceforge.net/projects/qdac/files/QDAC%20_ADO_____.pdf/download
  • 更多特性,请下载后进一步了解

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Additional Project Details

Languages

English, Chinese (Simplified)

User Interface

Win32 (MS Windows)

Programming Language

C++, Delphi/Kylix

Registered

2012-07-08

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