- 授权协议: GPLv3
- 开发语言: C/C++
- 操作系统: Linux
- 软件首页: http://fnordmetric.io/chartsql/
- 软件文档: http://fnordmetric.io/documentation
- 官方下载: http://fnordmetric.io/documentation/installation/
软件介绍
FnordMetric ChartSQL 可以让你用 SQL 语句来生成图表,图表可使用 SVG 向量图进行渲染,可轻松的嵌入到网页中。ChartSQL 可以通过 FnordMetric Server 直接在 Web 端运行并生成图表,如下图所示:一个简单的例子:
IMPORT TABLE city_temperatures FROM 'csv:examples/data/city_temperatures.csv?headers=true'; DRAW LINECHART WITH AXIS BOTTOM; SELECT city AS series, month AS x, temperature AS y FROM city_temperatures;
然后你可以使用命令行来生成图表:
$ fnordmetric-cli --format=svg my_chart_sql_query.sql
图表效果:
How to Think About Algorithms
Jeff Edmonds / Cambridge University Press / 2008-05-19 / USD 38.99
HOW TO THINK ABOUT ALGORITHMS There are many algorithm texts that provide lots of well-polished code and proofs of correctness. Instead, this one presents insights, notations, and analogies t......一起来看看 《How to Think About Algorithms》 这本书的介绍吧!
