DECLARE @Count INT DECLARE @Hold INT CREATE TABLE #LCDelete (Survey_Key char(16) COLLATE SQL_Latin1_General_CP1_CI_AS, Survey_Event_key char(16) COLLATE SQL_Latin1_General_CP1_CI_AS, Sample_Key char(16) COLLATE SQL_Latin1_General_CP1_CI_AS, Taxon_Occurrence_key char(16) COLLATE SQL_Latin1_General_CP1_CI_AS, Biotope_Occurrence_key char(16) COLLATE SQL_Latin1_General_CP1_CI_AS ) INSERT INTO #LCDelete (Taxon_Occurrence_key,Sample_Key,Survey_Event_Key) SELECT DISTINCT TOCC.Taxon_Occurrence_Key, S.Sample_Key,S.Survey_Event_Key FROM Sample S INNER JOIN Taxon_Occurrence TOCC ON TOCC.Sample_Key = S.Sample_Key INNER JOIN Taxon_Determination TDET ON TDET.Taxon_Occurrence_Key = TOCC.Taxon_Occurrence_Key WHERE SET @Count=0 set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM TDET FROM TAXON_DETERMINATION TDET INNER JOIN #LCDELETE #LCD ON #LCD.TAXON_OCCURRENCE_KEY = TDET.TAXON_OCCURRENCE_KEY SET @Hold= @@ROWCOUNT SET @Count=@COUNT + @Hold IF @Hold < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM TSC FROM TAXON_OCCURRENCE_SOURCES TSC INNER JOIN #LCDELETE #LCD ON #LCD.TAXON_OCCURRENCE_KEY = TSC.TAXON_OCCURRENCE_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM TDAT FROM TAXON_OCCURRENCE_DATA TDAT INNER JOIN #LCDELETE #LCD ON #LCD.TAXON_OCCURRENCE_KEY = TDAT.TAXON_OCCURRENCE_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM TREL FROM TAXON_OCCURRENCE_RELATION TREL INNER JOIN #LCDELETE #LCD ON #LCD.TAXON_OCCURRENCE_KEY = TREL.TAXON_OCCURRENCE_KEY_1 IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM TREL2 FROM TAXON_OCCURRENCE_RELATION TREL2 INNER JOIN #LCDELETE #LCD ON #LCD.TAXON_OCCURRENCE_KEY = TREL2.TAXON_OCCURRENCE_KEY_2 IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SP FROM SPECIMEN SP INNER JOIN #LCDELETE #LCD ON #LCD.TAXON_OCCURRENCE_KEY = SP.TAXON_OCCURRENCE_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM TOCC FROM TAXON_OCCURRENCE TOCC INNER JOIN #LCDELETE #LCD ON #LCD.TAXON_OCCURRENCE_KEY = TOCC.TAXON_OCCURRENCE_KEY IF @@rowcount < 3000 BREAK END UPDATE #LCDelete SET Sample_Key = 'Y',Survey_Event_Key = 'Y' FROM #LCDelete L WHERE EXISTS (SELECT * FROM Taxon_Occurrence TOCC WHERE TOCC.Sample_key = L.Sample_Key) OR EXISTS (SELECT * FROM Biotope_Occurrence BOCC WHERE BOCC.Sample_key = L.Sample_Key) set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SSC FROM SAMPLE_SOURCES SSC INNER JOIN #LCDELETE #LCD ON #LCD.SAMPLE_KEY = SSC.SAMPLE_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SDAT FROM SAMPLE_DATA SDAT INNER JOIN #LCDELETE #LCD ON #LCD.SAMPLE_KEY = SDAT.SAMPLE_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SAD FROM SAMPLE_Admin_Areas SAD INNER JOIN #LCDELETE #LCD ON #LCD.SAMPLE_KEY = SAD.SAMPLE_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SREL1 FROM SAMPLE_RELATION SREL1 INNER JOIN #LCDELETE #LCD ON #LCD.SAMPLE_KEY = SREL1.SAMPLE_KEY_1 IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SREL2 FROM SAMPLE_RELATION SREL2 INNER JOIN #LCDELETE #LCD ON #LCD.SAMPLE_KEY = SREL2.SAMPLE_KEY_2 IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SREC FROM SAMPLE_RECORDER SREC INNER JOIN #LCDELETE #LCD ON #LCD.SAMPLE_KEY = SREC.SAMPLE_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM S FROM SAMPLE S INNER JOIN #LCDELETE #LCD ON #LCD.SAMPLE_KEY = S.SAMPLE_KEY IF @@rowcount < 3000 BREAK END UPDATE #LCDelete SET Survey_Event_Key = 'Y' FROM #LCDelete L WHERE EXISTS (SELECT * FROM Sample WHERE Sample.Survey_Event_Key = L.Survey_Event_Key) set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SSC FROM SURVEY_EVENT_SOURCES SSC INNER JOIN #LCDELETE #LCD ON #LCD.SURVEY_EVENT_KEY = SSC.SURVEY_EVENT_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SEREC FROM SURVEY_EVENT_RECORDER SEREC INNER JOIN #LCDELETE #LCD ON #LCD.SURVEY_EVENT_KEY = SEREC.SURVEY_EVENT_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SEO FROM SURVEY_EVENT_OWNER SEO INNER JOIN #LCDELETE #LCD ON #LCD.SURVEY_EVENT_KEY = SEO.SURVEY_EVENT_KEY IF @@rowcount < 3000 BREAK END set rowcount 3000 WHILE 1 =1 BEGIN DELETE FROM SE FROM SURVEY_EVENT SE INNER JOIN #LCDELETE #LCD ON #LCD.SURVEY_EVENT_KEY = SE.SURVEY_EVENT_KEY IF @@rowcount < 3000 BREAK END SELECT @Count AS COUNT DROP TABLE #LCDELETE