Distribution (table)

tblDistribution contains recorded occurences in geographic areas, added in version 3.5 to replace tblTaxa.Distribution1Flags, Distribution2WFlags, Distribution2CFlags and Distribution2EFlags.


 * TaxonNameID, integer, 4 bytes, = tblTaxa.TaxonNameID
 * Level1ID, character, 1 byte, = tblGeoLevel2.Level1ID
 * Level2ID, character, 1 byte, = tblGeoLevel2.Level2ID
 * AreaFlags, integer, 4 bytes, interpreted bitwise to indicate presence in geographic areas as defined in tblGeoLevel1, tblGeoLevel2 and tblGeoLevel3. If no flag is on, the row is not recorded.
 * ShadeFlags, integer, 2 bytes, interpreted bitwise to indicate map shading needed, applies only at levels 1 and 2 where specifications for level 2 or 3 might make the level 1 or 2 shading not wanted.
 * Status, integer, 1 byte
 * 0 = no data (does not occur, row is absent)
 * 1 = known incomplete
 * 2 = may be incomplete
 * 3 = includes known distribution
 * LastUpdate, smalldatetime, date and time of last update
 * ModifiedBy, integer, 2 bytes, UserID of the signon that made the change