| Name | Seismic_Dataset |
|---|---|
| Entity Type | Table |
| Description | Collection of seismic data that exists at a particular state of the processing. Processing that changes the data will normally create a new data set. Data that has direct references to earth positions must be stored elsewhere. |
| Submodel | Seismic |
| Entity Scope | Project |
| Primary Key | Id |
| Natural Key | |
| Generalizations | Entity , IT_Object , Tracked_Object |
| Specializations | Seismic_Dataset_2D , Seismic_Dataset_3D |
| Name | Value Domain / Measurement | Description | Required / Default | Type |
|---|---|---|---|---|
| Binary_Header_Template_Id | Header_Template |
Defines binary header of the dataset. | No |
NUMBER(38) |
| Compression_Factor | double No_Unit |
Compression factor which indicates how much compression takes place. A value of zero indicates no compression; a value of one indicates maximum compression. | No |
NUMBER |
| Dataset_Property_Name | CODE NA |
Type of data referred by this dataset. | No |
VARCHAR2(64) |
| Dataset_Rank | int No_Unit |
An integer that represents the relative position of the file in a sequentially ordered set of processed seismic data. | No 1 |
NUMBER(10) |
| Dataset_Unique_Locator | FILE_NAME_STR NA |
Unique identifier to locate interpretation application project seismic dataset. | No |
VARCHAR2(999) |
| Dataset_Version | CODE NA |
Version name for the dataset. | No |
VARCHAR2(64) |
| Domain_Type | CODE NA |
Whether the domain(Z direction) is Time, Depth or Elevation. | No |
VARCHAR2(64) |
| Domain_Unit | STRING255 NA |
Z axis unit of measurement | No |
VARCHAR2(255) |
| EBCDIC_Header_Template_Id | Header_Template |
EBCDIC Header definition | No |
NUMBER(38) |
| Existence_Kind | REF_EXISTENCE_KIND NA |
A reference value that describes the state of existence in the lifecycle of the entity, for example, Planned, Predicted, Required, Simulated, and Actual. | Yes Actual |
VARCHAR2(64) |
| First_Sample_Offset | double Short_Time |
First sample time or depth value measured for the dataset. | No |
NUMBER |
| Fold | int No_Unit |
Fold coverage number for the entire dataset. This indicates the number of traces used to derive the final seismic trace at the bin location. | No |
NUMBER(10) |
| Foreign_Rep_Object_Id | STRING255 NA |
Unique number to identify the object on a foreign system( Expeditor, SeisDB, SDMS). | No |
VARCHAR2(255) |
| Foreign_Repository_System | R_Foreign_Rep_System |
Refers to the foreign repository system from which the dataset has been migrated. | No |
VARCHAR2(64) |
| GUID | STRING128 NA |
Globally Unique IDentifier for an instance of a class. This GUID is not generated by the database, but is the GUID used by the application on first access of this object. Use of this property is optional and completely under the control of application developers. | No |
VARCHAR2(128) |
| Generate_Live_Trace_Flag | boolean NA |
Defines whether the live trace can be generated from the dataset. | No |
NUMBER(1) |
| Id | ID No_Unit |
Unique identifier for this entity. | Yes |
NUMBER(38) |
| 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) |
| Live_Trace_Scan_Date | DATE NA |
Live trace scan date of the seismic dataset. | No |
DATE |
| Maximum_Amplitude | double No_Unit |
Maximum amplitude value for the dataset. | No |
NUMBER |
| Minimum_Amplitude | double No_Unit |
Minimum amplitude value for the dataset. | No |
NUMBER |
| Name | ENTITY_NAME NA |
The name given to any object or data item, e.g. Name of Well, Name of Field, etc. | No |
VARCHAR2(255) |
| Nav_In_Trace | boolean NA |
Shows whether the navigation is in trace header or not. | No |
NUMBER(1) |
| Number_Of_Samples | int No_Unit |
Number of samples in a seismic trace. | No |
NUMBER(10) |
| Original_Source | STRING64 NA |
The name of the person, Organization or project source that originally provided this entity, e.g. "IHS-EnergyData" or "FinderUpper Stratton Deeper Pool 15" | No |
VARCHAR2(64) |
| Processing_Stage | R_Processing_Stage |
Current state of seismic processing done on the seismic dataset. | No |
VARCHAR2(64) |
| Produced_By | STRING64 NA |
ID of the activity that was executing when the entity was created, for data created programmatically. | No |
VARCHAR2(64) |
| Remarks | STRING2000 NA |
Any type of remarks added to an entity instance. | No |
VARCHAR2(2000) |
| SDAT_Label | int No_Unit |
Label used by the security system for entitlements. SDAT is Secure Data Access Technology. | No |
NUMBER(10) |
| Sample_Interval | double Short_Time |
Time or depth interval for the dataset. | No |
NUMBER |
| Scan_Date | DATE NA |
Scan date of the seismic dataset | No |
DATE |
| Scan_Tolerance | double Length |
Tolerance Threshold controls the detail of the scanned outline. A tolerance of less than 10 meters means the geometry will be represented by the minimum number of points required to preserve the details of the original line geometry within a tolerance of 10 meters. | No |
NUMBER |
| Seismic_Data_Type | R_Seismic_Data_Type |
Refers to the dataset type. Ex: ACQUISITION SEISMIC, PROCESSED SEISMIC, SEISMIC VELOCITY, PREPLOT NAV, POSTPLOT NAV. | No |
VARCHAR2(64) |
| Seismic_Format | R_Seismic_Format |
Defines the seismic or navigation format associated with the dataset. For Ex: SEGY, UKOOA_P1. | No |
VARCHAR2(64) |
| Seismic_Reference_Datum | double Depth |
Elevation of seismic reference datum relative to Mean Sea Level. | No |
NUMBER |
| Seismic_Sample_Format | R_Data_Format |
Refers to the format of seismic samples in term of amplitude storage. Ex: "8-BIT", "16-BIT", "32-BIT", "32-BIT FLOAT", "64-BIT", "8-BIT UNSIGNED". | No |
VARCHAR2(64) |
| Slice_Sample_Index | double No_Unit |
Sample number of the slice. | No |
NUMBER |
| Sort_Key1 | CODE NA |
Sort key 1 defined in SEGY header of the associated dataset. The values are SP, CDP, FF, INLINE, XLINE. | No |
VARCHAR2(64) |
| Sort_Key2 | CODE NA |
Sort key 2 defined in SEGY header of the associated dataset. The values are SP, CDP, FF, INLINE, XLINE. | No |
VARCHAR2(64) |
| Source | STRING64 NA |
Name of the person or organization responsible for this entity"s E and P content and quality. Not the data technologist or IT expert creating the entity, for which see IT_Object.Insert_User and Update_User. | No |
VARCHAR2(64) |
| Sub_Type | Meta_Entity |
Sub type of Seismic_Dataset | No |
VARCHAR2(30) |
| Trace_Count | int No_Unit |
Number of traces in the dataset | No |
NUMBER(10) |
| Trace_Header_Template_Id | Header_Template |
Defines the trace header associated with the dataset. | No |
NUMBER(38) |
| Traces_Per_Record | int No_Unit |
Number of traces per seismic record | No |
NUMBER(10) |
| 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) |
| Version | STRING255 NA |
The form or variant of the entity. | Yes 1 |
VARCHAR2(255) |
| Cardinality | Entity |
|---|---|
| One | Dataset_Representation |
| Many | Dataset_Statistics |
| Many | SP_CDP_Mapping |
| From Entity | Link | Description | Implementation Technique | Required |
|---|---|---|---|---|
| Dataset_Boundary | Seismic_Dataset | Refers to the seismic dataset covered by this boundary. | Cascade | No |
| Dataset_Inventory_X | Seismic_Dataset | Specifies the seismic dataset. | Cascade | No |
| Dataset_Line_Segment | Seismic_Dataset | Refers to seismic dataset associated with seismic line segment | Cascade | No |
| Live_Trace_Boundary | Seismic_Dataset_Live_Trace | Refers to the seismic dataset live traces covered by this boundary. | Cascade | No |
| Live_Trace_Line_Segment | Seismic_Dataset_Live_Trace | Refers to the seismic dataset live traces included in this segment. | Cascade | No |
| Squash_Plot | Seismic_Dataset | Defines the squash plot for seismic dataset. | Cascade | Yes |
| Link | To Entity | Description | Implementation Technique | Required |
|---|---|---|---|---|
| Trace_Header_Template | Header_Template | Defines the trace header associated with the dataset. | Restrict | No |
| Seismic_Format | R_Seismic_Format | Defines the seismic or navigation format associated with the dataset. For Ex: SEGY, UKOOA_P1. | Restrict | No |
| Seismic_Sample_Format | R_Data_Format | Refers to the format of seismic samples in term of amplitude storage. Ex: "8-BIT", "16-BIT", "32-BIT", "32-BIT FLOAT", "64-BIT", "8-BIT UNSIGNED". | Restrict | No |
| Binary_Header_Template | Header_Template | Defines binary header of the dataset. | Restrict | No |
| Processing_Stage | R_Processing_Stage | Current state of seismic processing done on the seismic dataset. | Restrict | No |
| Foreign_Repository_System | R_Foreign_Rep_System | Refers to the foreign repository system from which the dataset has been migrated. | Restrict | No |
| EBCDIC_Header_Template | Header_Template | EBCDIC Header definition | Restrict | No |
| Seismic_Data_Type | R_Seismic_Data_Type | Refers to the dataset type. Ex: ACQUISITION SEISMIC, PROCESSED SEISMIC, SEISMIC VELOCITY, PREPLOT NAV, POSTPLOT NAV. | Restrict | No |