| Name | Log_Channel_Statistics |
|---|---|
| Entity Type | Extension of Log_Channel |
| Description | A set of derived statistical measures that portray the measured values contained in the log channel data. |
| Submodel | Well_Log |
| Entity Scope | Project |
| Primary Key | Log_Channel_Id |
| Natural Key | |
| Generalizations | Tracked_Object |
| Specializations |
| Name | Value Domain | Property / Storage Unit | Description | Required / Default | Type |
|---|---|---|---|---|---|
| Insert_Date | DATE | NA |
Date the entity was created in the repository | No |
DATE |
| Insert_User | STRING64 | NA |
The name of the user responsible for the creation of this entity in the repository. | No |
VARCHAR2(64) |
| Log_Channel_Id | Log_Channel |
|
The log channel portrayed by these statistics. | Yes |
NUMBER(38) |
| Max_Value | double | No_Unit |
Maximum value of data | No |
NUMBER |
| Mean_Value | double | No_Unit |
Mean value of data | No |
NUMBER |
| Median_Value | double | No_Unit |
Median value of data | No |
NUMBER |
| Min_Value | double | No_Unit |
Minimum value of data | No |
NUMBER |
| Monotonic_Flag | boolean | NA |
If the data is monotonic, the value is 1 (Y); otherwise, it is 0 (N). | No |
NUMBER(1) |
| Produced_By | STRING64 | NA |
The name of application role that created the entity, for data created programmatically. | No |
VARCHAR2(64) |
| SDAT_Label | int | No_Unit |
Label used by the security system for entitlements. SDAT is Secure Data Access Technology. | No |
NUMBER(10) |
| Sample_Count | int | No_Unit |
The number of valid (not null) data values in the log channel. | No |
NUMBER(10) |
| Standard_Deviation | double | No_Unit |
Standard Deviation of data | No |
NUMBER |
| Update_Date | DATE | NA |
Date of the most-recent modification to the entity. | No |
DATE |
| Update_User | STRING64 | NA |
The name of the user responsible for the last modification to this entity. | No |
VARCHAR2(64) |
| Link | To Entity | Description | Implementation Technique | Required |
|---|---|---|---|---|
| Log_Channel | Log_Channel | The log channel portrayed by these statistics. | Cascade | Yes |