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VegBank Data Dictionary - Search Fields

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Table Field DB Field Name Req'd? Data Type Misc Flag List? Definition
Cover Method ID COVERMETHOD_ID no serial PK no Database generated identifier assigned to each unique coverclass methodology.
Cover Method Reference reference_ID no Integer FK no Foreign Key into the reference table, linking the defining reference to a cover method.
Cover Method Cover Type coverType required varchar (30) n/a no Name of the coverclass method (e.g., Braun-Blanquet, Barkman, Domin, Daubenmire, Carolina Vegetation Survey, etc.).
Cover Method Cover Estimation Method coverEstimationMethod no varchar (80) n/a closed The way that cover is estimated on the observation.
Cover Method Accession Code accessionCode no varchar (100) n/a no Code that uniquely references this record, allowing reference to this record for this version of this database. Better than a primary key, which is automatically generated by a database and not globally unique. VegBank Accession codes are only generated by VegBank, and therefore data integrity can be guaranteed, unlike with a primary key (number).
Defined Value ID DEFINEDVALUE_ID no serial PK no Database generated identifier assigned to each unique defined value.
Defined Value User Defined USERDEFINED_ID required Integer FK no Link to a specific user-defined variable defined in the userDefined table.
Defined Value Table Record tableRecord_ID required Integer n/a no The numeric value of the record number (primary key) that this user-defined value would have if it were in the table identified by USERDEFINED_ID.
Defined Value Defined Value definedValue required text n/a no The value of the user-defined variable.
Disturbance Observation ID disturbanceObs_ID no serial PK no Database generated identifier assigned to each unique disturbance observation..

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