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有如下三张表:
销售表:SALE_FACT
工号 | 年月 | 城市 | 客户 | 销售额 |
C00001 | 201601 | 上海 | A | 1000 |
C00001 | 201601 | 上海 | B | 5000 |
C00001 | 201601 | 上海 | C | 300 |
C00001 | 201601 | 上海 | D | 800 |
C00004 | 201601 | 北京 | E | 600 |
C00004 | 201602 | 长春 | F | 300 |
C00006 | 201603 | 沈阳 | G | 9000 |
C00007 | 201604 | 哈尔滨 | H | 800 |
C00008 | 201605 | 沈阳 | I | 2200 |
C00008 | 201606 | 大连 | J | 1200 |
员工表:DIM_EMP
工号 | 姓名 |
C00001 | 张三 |
C00002 | 李四 |
C00003 | 王五 |
C00004 | 赵六 |
C00005 | 林七 |
C00006 | 钱八 |
C00007 | 宋十 |
C00008 | 李白 |
C00009 | 陆游 |
C00010 | 王林 |
拜访表:VISIT_FACT
工号 | 年月 | 客户 | 拜访次数 |
C00001 | 201601 | A | 5 |
C00001 | 201601 | B | 6 |
C00001 | 201601 | C | 9 |
C00001 | 201601 | D | 22 |
C00004 | 201601 | E | 33 |
C00004 | 201602 | F | 44 |
C00006 | 201603 | G | 100 |
C00007 | 201604 | H | 6 |
C00008 | 201605 | I | 9 |
C00008 | 201606 | J | 8 |
问题如下:
下面我们先进行前期表和数据的准备
1.创建销售事实表:
CREATE TABLE SALE_FACT( EMPNO NVARCHAR2(10) ,YEAR_MONTH CHAR(6) ,CITY VARCHAR(10) ,CLIENT VARCHAR(10) ,SALES NUMBER);
2.往销售事实表中插入数据:
--往销售事实表中插入数据 INSERT INTO SALE_FACT VALUES(‘C00001‘,‘201601‘,‘上海‘,‘A‘,1000); INSERT INTO SALE_FACT VALUES(‘C00001‘,‘201601‘,‘上海‘,‘B‘,5000); INSERT INTO SALE_FACT VALUES(‘C00001‘,‘201601‘,‘上海‘,‘C‘,300); INSERT INTO SALE_FACT VALUES(‘C00001‘,‘201601‘,‘上海‘,‘D‘,800); INSERT INTO SALE_FACT VALUES(‘C00004‘,‘201601‘,‘北京‘,‘E‘,600); INSERT INTO SALE_FACT VALUES(‘C00004‘,‘201602‘,‘长春‘,‘F‘,300); INSERT INTO SALE_FACT VALUES(‘C00006‘,‘201603‘,‘沈阳‘,‘G‘,9000); INSERT INTO SALE_FACT VALUES(‘C00007‘,‘201604‘,‘哈尔滨‘,‘H‘,800); INSERT INTO SALE_FACT VALUES(‘C00008‘,‘201605‘,‘沈阳‘,‘I‘,2200); INSERT INTO SALE_FACT VALUES(‘C00008‘,‘201606‘,‘大连‘,‘J‘,1200);
3.创建员工维度表:
CREATE TABLE DIM_EMP( EMPNO NVARCHAR2(10) ,EMPNAME NVARCHAR2(10));
4.往员工维度表插入数据:
--往员工维度表插入数据 INSERT INTO DIM_EMP VALUES(‘C00001‘,‘张三‘); INSERT INTO DIM_EMP VALUES(‘C00002‘,‘李四‘); INSERT INTO DIM_EMP VALUES(‘C00003‘,‘王五‘); INSERT INTO DIM_EMP VALUES(‘C00004‘,‘赵六‘); INSERT INTO DIM_EMP VALUES(‘C00005‘,‘林七‘); INSERT INTO DIM_EMP VALUES(‘C00006‘,‘钱八‘); INSERT INTO DIM_EMP VALUES(‘C00007‘,‘宋十‘); INSERT INTO DIM_EMP VALUES(‘C00008‘,‘李白‘); INSERT INTO DIM_EMP VALUES(‘C00009‘,‘陆游‘); INSERT INTO DIM_EMP VALUES(‘C00010‘,‘王林‘);
5.创建员工拜访事实表:
CREATE TABLE VISIT_FACT( EMPNO NVARCHAR2(10) ,YEAR_MONTH CHAR(6) ,CLIENT NVARCHAR2(10) ,VISIT_COUNT NUMBER);
6.往拜访事实表插入数据:
--往拜访事实表插入数据 INSERT INTO VISIT_FACT VALUES(‘C00001‘,‘201601‘,‘A‘,5); INSERT INTO VISIT_FACT VALUES(‘C00001‘,‘201601‘,‘B‘,6); INSERT INTO VISIT_FACT VALUES(‘C00001‘,‘201601‘,‘C‘,9); INSERT INTO VISIT_FACT VALUES(‘C00001‘,‘201601‘,‘D‘,22); INSERT INTO VISIT_FACT VALUES(‘C00004‘,‘201601‘,‘E‘,33); INSERT INTO VISIT_FACT VALUES(‘C00004‘,‘201602‘,‘F‘,44); INSERT INTO VISIT_FACT VALUES(‘C00006‘,‘201603‘,‘G‘,100); INSERT INTO VISIT_FACT VALUES(‘C00007‘,‘201604‘,‘H‘,6); INSERT INTO VISIT_FACT VALUES(‘C00008‘,‘201605‘,‘I‘,9); INSERT INTO VISIT_FACT VALUES(‘C00008‘,‘201606‘,‘J‘,8);
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原文地址:http://www.cnblogs.com/Jims2016/p/5728137.html