lume cube

Oracle basic command: group by cube (Field List );The CUBE command generates different permutation and Combination Based on the field list, and generates statistical summary based on each combination result.For example: group by cube (city, job, age); shows the result of the permutation and combination: 1) city, job, age2) city, job3) city4) job, age5) age6) city

Let's take a look at some explanations of the 2005 help: Aggregate Function. When a row is added by the cube or rollup operator, the output value of the appended column is 1. When a row is not added by the cube or rollup operator, this function will cause the output value of the appended column to be 0. Grouping is allowed only in the selection list associated with the group by clause that contains t

statement:Original Works，when reproduced, please indicate the article fromThe SAP division is tooTechnology Blog ( Bo/guest/Park www.cnblogs.com): Www.cnblogs.com/jiangzhengjun，and indicate the original source of the article in the form of a hyperlink，Otherwise the legal liability will be investigated! Original link: http://www.cnblogs.com/jiangzhengjun/p/4297831.html Try not to put too much detail in the cube (that is, the smaller the dime

Cube operator To use the cube, you first need to understand the group by In fact, the difference between cube and rollup is not very large, but there is a difference between the possible combinations of creating and summarizing groupings based on the GROUP BY clause, The cube will return more possible combinations. If

Tags: xiao ming ima ping App blog src total with imagesThe result set generated by Cube:cube shows aggregations for all combinations of values in the selected column. The result set generated by Rollup:rollup shows the aggregation of a hierarchy of values in the selected column. GROUPING: When a row is added by the cube or ROLLUP operator, the function causes the output value of the additional column to be 1, and when the row is not added by the

Requirement Output 1 ~ The Natural Number of n² constitutes a cube array.STEP 1 What is cube? Cube array, also known as "Landscape Chart" in ancient times, refers to the composition elements of natural numbers 1, 2... N × n square matrix of n2, where each element value is not equal, and the sum of n elements in each row, column, and primary and secondary diagonal

Rollup is an extension of group by, which performs subtotal and total operations. cube contains rollup, which is a more granular subtotal and total. When there is only one field, rollup and CuBE are the same. You can use grouping to test rollup and Cube: 0; 1. do not view [view indicates that the column is displayed; otherwise, it indicates that the column is no

My old classmates created a software company with rich oil. When he arrived in the city today, he immediately called me: "Okay? I am here to recruit graduates from college. I will stay for five days. My buddy will take this opportunity to gather together and I will be a job in the East ."Now that he wants to do something east,Of course, I'm taking it for granted.He came to his hotel and saw a college student standing in front of him for an interview. My old classmate said, "I have a

I have been playing the cube, and I have always wanted to program it. I finally started today ~ Ideas: 1. divide the cube into six slices (each cube is a cube of 1 × 3 × 3) and use a 5 × 5 char array, W, Y, B, G, respectively, o, r fill array with six letters to represent various colors Example: [] [B] [B] [B] [] B-B

One of the previous articles-the Data warehouse multidimensional data model already provides a brief description of the definition and structure of an overly-dimensional model, as well as the concept of the fact table and the dimension table (Dimension table). Multidimensional data model, as a new logical model, gives the new organization and storage form of data, and the advantage of the analysis is the effective operation and processing based on the model, which is OLAP (On-line Analytical pro

253-cube painting Time limit:3.000 seconds Http://uva.onlinejudge.org/index.php?option=com_onlinejudgeItemid=8category=99page=show_problem problem=189 We have a machine for painting cubes. It is supplied with three different colors:blue, red and green. Each face is the cube gets one of these colors. The cube ' s faces are numbered as in Figure 1. Figure 1.

Taobao has the most commercial value of the vast number of data. Up to now, there are more than 3 billion shops, merchandise browsing records, 1 billion online merchandise, tens of millions of transactions, collection and evaluation data. How to dig out the real business value from these data, and then help Taobao, business enterprise data operation, help consumers make rational shopping decisions, Taobao data platform and product department's mission. To this end, we conducted a series of data

Double-click on the desktop icon, or click the right mouse button, choose "Open", that is, start arranging Rubik's Cube. According to the function of the software design, to simplify and user-friendly for the purpose of the interface is divided into "style preset", "Melody recording", "Chord Configuration", "Paragraph adjustment", "Full music record" five function pages. 1, the software started, the first to enter the "style preset" page. As shown i