我正在尝试使用数据创建和填充三个维度和一个事实表。维度工作得很好,但我无法将任何数据放入我的事实表中。如果有人能指出我做错了什么,我将不胜感激。
非常感谢大家。
create table Customer
(
CUID integer identity(1,1) primary key,
Name varchar (25)
)
insert into Customer select distinct customer from [Data]
create table Agent
(
AID integer identity(1,1) primary key,
Agent varchar (25)
)
insert into Agent select distinct Seller from [Data]
create table Time
(
TID integer identity(1,1) primary key,
Week varchar (25),
Month varchar (25),
Year int
)
insert into Time
(Week,Month,Year)
select distinct Day,Month,Year from [Data]
Create Table Fact
(
CUID integer,
AID integer,
TID integer,
Sale money,
constraint pk_Fact primary key (CUID, AID, TID),
constraint fk1_Fact foreign key (CUID)
references Customer (CUID),
constraint fk2_Fact foreign key (AID)
references Agent (AID),
constraint fk3_Fact foreign key (TID)
references Time (TID),
)
insert into Fact
(CUID, AID, TID, Sale)
SELECT CUID, AID, TID, Sale
FROM Customer,
Agent,
Time,
[Data]