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DB Table Name
commClass
Table
Community Classification
Notes
This table stores general information about classification events where one or more community concepts were applied to a specific Observation by one or more parties.
Field DB Field Name Req'd? Data Type Misc Flag List? Definition
ID
COMMCLASS_ID
no
serial
PK
no
Database generated identifier assigned to each unique observation classification event.
Observation
OBSERVATION_ID
required
Integer
FK
no
Link to the observation table identifying which observation is being classified.
Classification Start Date
classStartDate
no
Date
n/a
no
Start date for the application of a vegetation class to a plot observation by one or more parties.
Classification Stop Date
classStopDate
no
Date
n/a
no
Stop date for the application of a vegetation class to a plot observation by one or more parties.
Inspection
inspection
no
Boolean
n/a
no
Classification informed by simple inspection of data.
Table Analysis
tableAnalysis
no
Boolean
n/a
no
Classification informed by inspection of floristic composition tables.
Multivariate Analysis
multivariateAnalysis
no
Boolean
n/a
no
Classification informed by use of multivariate numerical tools.
Expert System
expertSystem
no
text
n/a
no
Description of any automated expert system used in classification.
Classification Publication
classPublication_ID
no
Integer
FK
no
Link to a publication wherein the observation was classified.
Classification Notes
classNotes
no
text
n/a
no
Notes about the classification event by the parties participating in the event. This might include the purpose or rationale for the classification.
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).
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