CREATE TABLE #Duplicates (Taxon_Occurrence_key CHAR(16) COLLATE SQL_Latin1_General_CP1_CI_AS PRIMARY KEY, TAXOn_DETERMINATION_KEY CHAR(16) COLLATE SQL_Latin1_General_CP1_CI_AS) CREATE TABLE #Duplicates2 (Taxon_Occurrence_key CHAR(16) COLLATE SQL_Latin1_General_CP1_CI_AS , TAXOn_DETERMINATION_KEY_1 CHAR(16) COLLATE SQL_Latin1_General_CP1_CI_AS PRIMARY KEY) INSERT INTO #DUPLICATES (TAXON_OCCURRENCE_KEY) SELECT TAXON_DETERMINATION.TAXON_OCCURRENCE_KEY FROM TAXON_DETERMINATION WHERE TAXON_DETERMINATION.PREFERRED = 1 GROUP BY TAXON_DETERMINATION.TAXON_OCCURRENCE_KEY HAVING Count(TAXON_DETERMINATION.TAXON_DETERMINATION_KEY)>1 INSERT INTO #DUPLICATES2 (TAXON_OCCURRENCE_KEY,Taxon_Determination_Key_1) SELECT TD.TAXON_OCCURRENCE_KEY,TD.TAXON_Determination_KEY FROM TAXON_DETERMINATION TD INNER JOIN #DUPLICATES #D ON #D.TAXON_OCCURRENCE_KEY = TD.TAXON_OCCURRENCE_KEY WHERE TD.PREFERRED = 1 UPDATE #D set #D.TAXON_DETERMINATION_KEY = TD.TAXON_DETERMINATION_KEY FROM TAXON_DETERMINATION TD INNER JOIN #DUPLICATES #D ON TD.TAXON_OCCURRENCE_KEY = #D.TAXON_OCCURRENCE_KEY WHERE TD.CUSTODIAN = (SELECT SETTING.DATA FROM SETTING WHERE SETTING.NAME = 'SiteId') AND TD.PREFERRED = 1 AND TD.VAGUE_DATE_END = (SELECT Max(VAGUE_DATE_END) FROM TAXON_DETERMINATION AS TD2 WHERE TD2.TAXON_OCCURRENCE_KEY = TD.TAXON_OCCURRENCE_KEY AND TD.PREFERRED = 1 AND TD2.CUSTODIAN = (SELECT SETTING.DATA FROM SETTING WHERE SETTING.NAME = 'SiteId') ) UPDATE #D set #D.TAXON_DETERMINATION_KEY = TD.TAXON_DETERMINATION_KEY FROM TAXON_DETERMINATION TD INNER JOIN #DUPLICATES #D ON TD.TAXON_OCCURRENCE_KEY = #D.TAXON_OCCURRENCE_KEY INNER JOIN TAXON_OCCURRENCE TOCC ON #D.TAXON_OCCURRENCE_KEY = TOCC.TAXON_OCCURRENCE_KEY WHERE TD.PREFERRED=1 AND TD.CUSTODIAN = TOCC.CUSTODIAN AND #D.TAXON_DETERMINATION_KEY is null AND TD.VAGUE_DATE_END = (SELECT Max(VAGUE_DATE_END) FROM TAXON_DETERMINATION AS TD2 WHERE TD2.TAXON_OCCURRENCE_KEY = TD.TAXON_OCCURRENCE_KEY AND TD2.PREFERRED = 1 AND TD2.CUSTODIAN = TOCC.CUSTODIAN) UPDATE #D set #D.TAXON_DETERMINATION_KEY = TD.TAXON_DETERMINATION_KEY FROM TAXON_DETERMINATION TD INNER JOIN #DUPLICATES #D ON TD.TAXON_OCCURRENCE_KEY = #D.TAXON_OCCURRENCE_KEY WHERE TD.PREFERRED=1 AND #D.TAXON_DETERMINATION_KEY is null AND TD.VAGUE_DATE_END = (SELECT Max(VAGUE_DATE_END) FROM TAXON_DETERMINATION AS TD2 WHERE TD2.TAXON_OCCURRENCE_KEY = TD.TAXON_OCCURRENCE_KEY AND TD2.PREFERRED = 1 ) UPDATE TD SET TD.PREFERRED = 0 FROM TAXON_DETERMINATION TD INNER JOIN #DUPLICATES #D ON TD.TAXON_OCCURRENCE_KEY = #D.TAXON_OCCURRENCE_KEY UPDATE TD SET TD.PREFERRED = 1 FROM TAXON_DETERMINATION TD INNER JOIN #DUPLICATES #D ON TD.TAXON_DETERMINATION_KEY = #D.TAXON_DETERMINATION_KEY WHERE #D.TAXON_DETERMINATION_KEY IS NOT NULL SELECT 'Taxon_Occurrence' AS [TABLE], #D2.Taxon_Occurrence_Key AS [KEY] FROM #DUPLICATES2 #D2 INNER JOIN TAXON_DETERMINATION TD ON TD.TAXON_DETERMINATION_KEY = #D2.TAXON_DETERMINATION_KEY_1 INNER JOIN INDEX_TAXON_NAME ITN ON ITN.TAXON_LIST_ITEM_KEY = TD.TAXON_LIST_ITEM_KEY INNER JOIN TAXON_DETERMINATION TD1 ON TD1.TAXON_OCCURRENCE_KEY = #D2.TAXON_OCCURRENCE_KEY INNER JOIN INDEX_TAXON_NAME ITN1 ON ITN1.TAXON_LIST_ITEM_KEY = TD1.TAXON_LIST_ITEM_KEY INNER JOIN DETERMINER_ROLE DR ON DR.DETERMINER_ROLE_KEY = TD.DETERMINER_ROLE_KEY INNER JOIN DETERMINER_ROLE DR1 ON DR1.DETERMINER_ROLE_KEY = TD1.DETERMINER_ROLE_KEY INNER JOIN DETERMINATION_TYPE DT ON DT.DETERMINATION_TYPE_KEY = TD.DETERMINATION_TYPE_KEY INNER JOIN DETERMINATION_TYPE DT1 ON DT1.DETERMINATION_TYPE_KEY = TD1.DETERMINATION_TYPE_KEY WHERE TD1.PREFERRED = 1 ORDER BY #D2.TAXON_OCCURRENCE_KEY, TD.PREFERRED DESC DROP TABLE #Duplicates DROP TABLE #Duplicates2