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Description  Columns  Primary key  Check constraints  Foreign keys  Unique keys  Indexes  Options  Referenced by  Triggers  

CHANNELS

Description

small dimension table

Columns

Column Datatype Nullable Default value Comment
CHANNEL_ID CHAR(1) N   primary key column
CHANNEL_DESC VARCHAR2(20) N   e.g. telesales, internet, catalog
CHANNEL_CLASS VARCHAR2(20) Y   e.g. direct, indirect
CHANNEL_TOTAL VARCHAR2(13) Y 'Channel total'  

Primary key

Primary key Columns
CHAN_PK CHANNEL_ID

Check constraints

Check constraint Check condition
CHAN_DESC_NN "CHANNEL_DESC" IS NOT NULL

Indexes

Index Type Uniqueness Columns
CHAN_PK NORMAL UNIQUE CHANNEL_ID

Options

Option Setting
Clustered N
Generated by Oracle N
Index Organized N
Logging Y
Partitioned N
Temporary N
Nested N

Referenced by

Referenced by Constraint
SALES SALES_CHANNEL_FK


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