Record the troubleshooting and resolution of a deadlock, and record the troubleshootingThis is a sad reminder. I remember last week's busy schedule. The goal is to modify some bugs in the code left by another team. This project is used for OLAP analysis, the Logic Server is mainly responsible for metadata operations, such as information displayed on the page, and the Analysis Server is responsible for executing query statements, because they used mondrian as an OLAP analysis engine, the input qu
Today I saw an article said that the pure Java report is very good, the control method (ActiveX) report is not as good as the article http://www.dwway.com/html/10/n-2210.html, recently, the topic about the future development trend of pure Java reports has aroused heated discussions among programmers. Some people may even doubt whether pure Java reports are outdated, and how long the lifecycle will last. Controls report product representatives such as Shang Nan, pure Java report product represent
Analysis Services. Even so, before continuing the discussion, we should first clarify the important terms and concepts involved in this article and applied in the broad OLAP and data drilling fields. first, it is important to distinguish OLAP from data drilling. OLAP-based data sources or data warehouses can be subdivided into one or more multidimensional datasets, which are a multidimensional data structure that can be queried using MDX. A multi-di
box to see two additional attributes in the dataset on the left of the screen: Product Name and sales.
The newly added items are the dataset members we will use on the layout page.
4. Set Parameters
First, determine which attribute under which dimension is the parameter. In this example, we have three parameters: country, province, and city. We need to select them from the left dimension list and drag them to the filter list in the upper-right corner. Please note that during the drag process,
Tags: blog HTTP Io ar OS for SP on 2014 At the top is the connection and session management which creates and manages sessions and connections for the database clients such as SAP businessobjects reporting tools or applications. The transaction manager is the component that coordinates transactions, controls transaction isolation and keeps track of running and closed transactions. The client requests are analyzed and executed by the set of components summarized as request processing and execu
The monthly subscription has expired and you are too lazy to swipe your card...
Here are several managed DirectX websites. paste them here:
# Abi.exdream.com http://exdream.dyn.ee/blog/default.aspx, not have time to look at, is a game developer's blog.
# Http://www.flipcode.com/
# Http://dev.gameres.com/There are several MDX entry
Article Yes.
# Http://www.c-sharpcorner.com/Games.asp
# Http://www.ircomm.net/a mdx
I translated this book a long time ago, and now the source code CD is not around. Now, the source code owner can download the code in zbuffer. Most of the resource files except for Chapter 6 can be found in DirectX SDK. In addition, you can go to gameres to search for my original post titled "in-depth management directx9". Each chapter is followed by complete code and resources.
In fact, I personally think that since xNa has been released, there is no need to learn
I don't know if anyone was there.
The written content is similar to that of me, but I can ensure that I come up with my own content! Not plagiarism! Of course, in fact, the content itself is not difficult!
Recently, I have been studying C # Game Development and want to find a lot of MDX-related information. I did not expect that there are too few MDX materials! Even if there is English, I cannot understand
Mondrian is a standalone engine that is typically used in a way that is embedded in the application, simply by adding a class library to the classpath. There are actually multiple sets of BI solutions that are integrated Mondrian to achieve multidimensional analysis.This article describes how to programmatically connect Mondrian and execute MDX queries. Using Mondrian requires a connection to the database and a description file for the multidimensiona
is more old-fashioned, but it is still the most direct way for decision-makers to obtain information. Today, the data query interface has been completely rid of the traditional SQL command line, a large number of drop-down menus, input boxes, list boxes and other elements or even the mouse drag-and-drop interface to the background of the dry labor of SQL statements packaged into a flirtatious data acquisition system, and the essence still does not leave the data query several major elements: >>
understandable form to the decision maker.
(3) Bi basic application mode overview-Data Query (querying)Data Query is the simplest Bi application. It belongs to the heritage of MIS system. Although it is old-fashioned, it is still the most direct way for decision makers to obtain information.Now, the data query interface has completely escaped the traditional SQL command line, A large number of drop-down menus, input boxes, list boxes, and other elements, or even a drag-and-drop interface, packa
The error "'unable to upload, exceeded limit at line 1000 '" is displayed when you use Cognos to import external data today. The following steps can be used to solve the problem:
Steps:1 open the model for the package in Cognos 10 framework Manager2 update/confirm the governor settings are as desired. Even you have don't need to change the settings in here, confirming them is required to update the packa
What if a company doesn't have the resources to build a complex, large data analysis platform? What if Business Intelligence (BI), data warehousing, and analysis tools cannot connect to the Apache Hadoop system, or are they more complex than requirements? Most businesses have employees with relational database management systems (rdbmses) and Structured Query Language (SQL) experience. Apache Hive allows these database developers or data analysts to use Hadoop without having to understand the Ja
source ETL tool. Open source of course free, some things free of charge is not very convenient.
Download Address: http://kettle.pentaho.com/
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4. ODI
Reviews: Oracle database vendors provide tools that have limitations and are too deeply coupled with Oracle databases.
Download Address: www.oracle.com/technetwork/cn/testcontent/index-091026-zhs.html
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5.Cognos
Do
1: two ways to handle wrong BMT-MD-6001
After creating a project in the framework, run the metadata Wizard to import data tables from the database connection to the physical layer. The following error is returned:
The environment is as follows: Framework Version: 10.2.0, Cognos version: 10.2.0, Database Type: Oracle 11g r2
Method 1: A friend on the Internet said that it would be nice to change the project query method to compatible, and 10.2.0 is a d
This article mainly describes the Python implementation based on the file name to find the data file function, involving Python for file and directory traversal, query and other related operations skills, the need for friends can refer to the following
This article describes the Python implementation of the search data file based on the file name feature. Share to everyone for your reference, as follows:
#-*-coding:utf-8-*-import osimport shutilallfiles=[]namefiles=[]def findfie (filePath): Pa
I haven't been in touch with transform for a long time. I gave me a big gift when I first contacted transform. When I selected the iqd file for the last import step, I was asked to enter the user name and password for the data source, I have entered the user name and password three times in a row. If I'm sure the user name and password are correct, it still reports an error. The specific error is shown in figureNext, of course, first check the iqd file, and then make sure that the iqd fi
Cloveretl
Cloveretl is a data ETL framework that extracts business data and converts it to the type required by OLAP. It is still stored in relational databases. Typically, the order and orderitem tables in the parent-child relationship need to be converted into a fact table. In orderitem, a large amount of redundant order data, such as date, customer, and branch, is required for statistics convenience. It seems that this is only a few lines in the cloveretl framework.Code, Three table structur
.
July is the taglib of Mondrian performance layer,
July is based entirely on JSP + taglib;
Another thing that July may not be used to is that it is completely based on taglib rather than the familiar MVC pattern.
However, it can easily display multi-dimensional data to end users.
The following is the Mondrian architecture diagram provided on the official website. It is clear that the entire project consists of the underlying database, the data warehouse at the storage layer, the schema file at
I. Question proposal
When you use MDX to query a multi-dimensional dataset, you often encounter this situation. The row or column axis contains multiple dimensions (CrossJoin), and CellSet returns the values of multiple dimension members, when converting CellSet to DataTable, we hope to return the values of these dimension members. However, the method found on the Internet, as described in the previous "FusionChart data presentation case for
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