| Atomic Warehouse Model Data Model |
| Description | An unfavorable event that causes destruction, misfortune, distress, or loss of income to property, life, the earth, or business. A disturbance often happens suddenly and without warning. |
| Relationship | |
 Disturbance Event Detail_Unfavorable Event_FK |
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| Primary Key | |
 Disturbance Event Detail PK |
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| Dependencies | |
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| Reverse Dependencies | |
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| Attribute Details |
Catastrophe Ind
| Description | Indicates whether or not an unfavorable event has been designated as a natural phenomenon catastrophe by a government or authorities. For example: The United States Federal Emergency Management Authority (FEMA) designated the Red River Valley Flood of 1997 as a catastrophe. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Boolean Indicator [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Disturbance Event Descr
| Description | The textual representation of information about an occurrence of unfavorable event. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Text Medium [VARCHAR(255)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Disturbance Event Nm
| Description | The word or phrase identifying an occurrence of unfavorable event. |
| Data Type | Standards - Data Domains.ddm/Data Domains/String [VARCHAR(255)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Disturbance Event Occurrence Dt
| Description | The date upon which the unfavorable event has occurred. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Date [DATE] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Disturbance Type Code Sk
| Description | Indicates the type of disturbance events according to their inherent nature. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Effective From Dt
| Description | Establishes a period where a set of attributes are true according to the business. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Date [DATE] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Effective To Dt
| Description | Ends a period of effectivity. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Date [DATE] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Load Info Sk
| Description | The surrogate key of the load information entry describing the details regarding the loading of the row. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Rain Fall
| Description | Indicates the magnitude of rainfall. For example: 5cm of rain fell in South Wales during the storm on the night of 5 November 1996. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Number Decimal Large [DECIMAL(15,6)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Richter Scale
| Description | Indicates the value on the Richter scale. For example: The earthquake in San Francisco in 1906 measured 8.3 on the Richter scale. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Number Decimal [DECIMAL(10,4)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Source Code Sk
| Description | The origin of the data identifying the actual load source, vendor, manual key entry, or context of the data in a specific row in the database. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Tenant Sk
| Description | The surrogate key of the entry identifying the legal owner of the data. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Type Code Sk
| Description | Identifies the actual type of the entry based on the entity type hierarchy defined in the business data model. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key [INTEGER] |
| Is Part Of PrimaryKey | false |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Unfavorable Event Sk
| Description | Surrogate key for the anchor entity. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Surrogate Key Large [LONG] |
| Is Part Of PrimaryKey | true |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Valid From Ts
| Description | Establishes a period where a set of attributes are true in the source system. This would be populated with the transaction timestamp and would be used for the snapshot date. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Timestamp [TIMESTAMP] |
| Is Part Of PrimaryKey | true |
| Is Required | true |
| Is Derived | false |
| Is Surrogate Key | false |
Valid To Ts
| Description | Ends a period of validity. |
| Data Type | Standards - Data Domains.ddm/Data Domains/Timestamp [TIMESTAMP] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
Wind Speed
| Description | Indicates the wind speed at the time of the natural phenomenon. For example: The highest wind speed was recorded on Mount Washington New Hampshire USA on the 12 April 1934 and measured 231 miles per hour (371 Km/h). |
| Data Type | Standards - Data Domains.ddm/Data Domains/Number Decimal Large [DECIMAL(15,6)] |
| Is Part Of PrimaryKey | false |
| Is Required | false |
| Is Derived | false |
| Is Surrogate Key | false |
| Relationship Details |
Disturbance Event Detail_Unfavorable Event_FK
| Is Identifying Relationship | true |
| Child Table | Disturbance Event Detail |
| Child Multiplicity | ZERO_TO_MANY |
| Child Referential Integrity: On Delete | NONE |
| Child Referential Integrity: On Insert | NONE |
| Child Referential Integrity: On Update | NONE |
| Parent Table | Unfavorable Event |
| Parent Multiplicity | ONE |
| Parent Referential Integrity: On Delete | NONE |
| Parent Referential Integrity: On Insert | NONE |
| Parent Referential Integrity: On Update | NONE |
| Primary Key Details |
Disturbance Event Detail PK
| Key Attribute | Unfavorable Event Sk |
| Key Attribute | Valid From Ts |
| Atomic Warehouse Model Data Model |