Difference between revisions of "HR.COUNTRIES (table)"

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=== Dependencies ===
 
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| '''Reference Type
 
| '''Object Type
 
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| [[OE.CUSTOMERS_VIEW_(view)|OE.CUSTOMERS_VIEW]]
 
 
 
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Latest revision as of 11:33, 27 August 2011

wikibot[edit]

Table HR.COUNTRIES
Description country table. Contains 25 rows. References with locations table.

Columns[edit]

Column Data Type Nullable Default Description
COUNTRY_ID CHAR(2) not null Primary key of countries table.
COUNTRY_NAME VARCHAR2(40) null Country name
REGION_ID NUMBER null Region ID for the country. Foreign key to region_id column in the departments table.

Primary Key[edit]

Primary Key Columns
COUNTRY_C_ID_PK COUNTRY_ID

Check Constraints[edit]

Check Constraint Expression Description
COUNTRY_ID_NN "COUNTRY_ID" IS NOT NULL

Foreign Keys[edit]

Relation Column Referenced Column
HR.REGIONS REGION_ID REGION_ID

Detail Tables[edit]

Detail Table Column Referencing Column
HR.LOCATIONS COUNTRY_ID COUNTRY_ID