olap cube open source

), specifically to open the Wikipedia explanation--olap.Basic operations for OLAPWe already know that OLAP operations are based on query-that is, the database's select operation, but the query can be very complex, such as a relational database-based query can be multi-table association, you can use the count, SUM, AVG and other aggregate functions. OLAP is based

analysis, and is of high performance (still dependent on design).The SQL Server integration Service, which is used primarily to extract data incrementally from the original database (SQL Server/oracle/mysql/xml/excel, etc.), is cleaned, consolidated, and evaluated and loaded into the Data warehouse. The integration project can run as a job on a regular basis in SQL Server agent.SQL Server Analysis Service, which is used primarily to analyze data in a data warehouse. The analysis development is

The topic of today's blog is: parameter linkage solution. Environment: Data Warehouse + OLAP (cube) + Reporting Service. Effect: multiple parameters (1, 2 ,......) Achieve interaction. First, let's talk about the principle. A data warehouse consists of fact tables and dimensions. I understand that fact tables are actually a table composed of multiple dimensions related to a topic and the values of these dim

Four types of BI open source tools introduction-spagobi,openi,jaspersoft,pentaho1 Brief Introduction to BI systemsFrom a technical point of view BI includes ETL, DW, OLAP, DM and other links. Simply put, the transaction system has already occurred data, through the ETL tool extracted to the subject of a clear data warehouse, after the

Java, it implements MDX, XML parsing, and jolap specifications, you can analyze the large data sets stored in the SQL database without writing SQL, encapsulate the JDBC data source, and display the data in multiple dimensions. 2. July is a JSP custom tag library that can draw an OLAP table and chart. You can perform typical OLAP navigation, such as drill, slic

address: https://github.com/square/cubism Data Resources: http://square.github.com/cube/ Features Cubism. js is a D3 plug-in for time series visualization. You can use Cubism to build a better real-time dashboard. 8. Cytoscape Type: Library Technology: Java Open-source Protocol: GPL Resource Link Home: http://www.cytoscape.org/

14 most popular open-source Python frameworks and python open-source frameworks This article describes 14 of the most popular open-source Python frameworks on GitHub. These frameworks include event I/O,

. Mobile-focused sliding solutions IsliderThe Islider is a very smooth slider that supports mobile-webapp,html5app and hybrid apps.22. Baidu UI Library EsuiEsui is a simple UI Library that provides a range of controls to meet basic page interactivity. Esui API with the default visual skin follows the Baidu Ecomui standard.The pop-up window plugin for jquery wboxWbox Lightweight pop-ups jquery plugin, based on jQuery1.4.2 development, mainly to achieve the effect of the popup, and added a lot of

) Image loading --> SVG (check) Image loading --> text (check) Tools --> wallpaper (check box), click to enter the settings page, we open the desktop backgrounnds tab, create and select images (several desktops will be created) (6) set the image at the top and bottom of the cube Special Effect --> cube reflection and deformation (checked), click to enter, on the

The Lens provides a unified data analysis interface. Data Analysis task segmentation is achieved by providing a single view across multiple data stores while optimizing the environment for execution. Seamless integration of Hadoop implements functionality similar to traditional data warehouses.Key features of the project: The simple metadata layer provides an abstract view layer for data storage A single shared-mode server, based on Hive meta-storage. Patterns are shared through data pi

Data visualization in the data age is an effective and even unique means of understanding and expressing data.A total of 56, the most practical inventory of Big Data visualization analysis tools工欲善其事 its prerequisite, this article provides a brief introduction to 55 popular data visualization tools open source protocols, home pages, documents, cases and other resources, including the famous D3.js,r,gephi,ra

follow the new layout to recalculate the data. Supports fast generation of Web page diagrams via HTML 5. Hierarchical navigation and hierarchical reporting can be generated. Support timed tasks, can write batch processing, timed to perform some data loading, processing, backup and other operations. Lower TCO (total cost of ownership). provides Web Reporting Services. Get Address: Https://github.com/ariacom/Seal-Report/archive/master.zipJasperReportsJasperReports is a Ja

://jakarta.apache.org/commons/digester/(Project that processes XML information)DBCP http://jakarta.apache.org/commons/dbcp/(database connection pool)AXIS http://ws.apache.org/axis/(Implementation framework for WebService)Jetspeed http://portals.apache.org/jetspeed-1/(Portal)HSQLDB http://sourceforge.net/projects/hsqldb/(Im memory Database Engine)Cewolf http://sourceforge.net/projects/cewolf/(a set of tag libraries to implement Web reports, using the Jfreechart engine)Struts Menu http://sourcefor

========================================================== =============================== Original blog, for reprinting, please declare the source of e-coffee-Focus on mobile Internet ==================================== ==================================== Games ---- some open-source IOS projects, controls, and marks are constantly being updated. Google it by n

engine-used to quickly develop 3D games. Catmother-a BSD-based authorization engine, which is only for personal use and cannot be used for commercial purposes. Is an open source engine of a game company. Cheaphack-an outdated tomazquake derivative engine. Expansion of the Crystal Entity layer-crystal space 3D Engine Conventional crystal space-3D application framework.

Zhuan:https://www.linkedin.com/pulse/100-open-source-big-data-architecture-papers-anil-madanBig Data technology have been extremely disruptive with open source playing a dominant role in shaping its evolution. While on one hand it had been disruptive, the other it had led to a complex ecosystem where new frameworks, li

source Graph Processing survey of open source systems modelled around Pregel BSP. streaming streamprocessing–a Great Overview of the distinct real time processing systems storm–real time Big Data processing system samza-Stream Processing Framework From LinkedIn Spark streaming–introduced The Micro batch architecture bridging the traditional batch and Inter

core part of StormDB is reconstructed.Open-source protocols use the loose "Mozilla Public License" License to allow mixed use of open-source code and closed-source code. Complete ACID support Horizontally scalable Relational Database Service (RDBMS) Supports OLAP ap

for OLAP and dynamic reports written in Java/J2EE. it combines static reports (based on jasperreports), a swing tables for OLAP analysis, and charts (based on jfreechart ). it reads from external data sources as SQL, Excel, XML, and others, and produces export outputs as PDF, XML, and application specific files for later off-line visualization of reports. 8. freereportbuilder Freereportbuilder is a Jav

The 15 most popular open source frameworks for Python, compiled from GitHub. These frameworks include event I/o,olap,web development, high-performance network communications, testing, crawlers, and more.Django:python Web application Development Framework Django should be the most well-known Python framework, and Gae and even erlang have frameworks that are affect