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 (Sample_Key) SELECT S.Sample_Key FROM Sample S WHERE NOT EXISTS (SELECT * FROM Taxon_Occurrence TOCC WHERE TOCC.Sample_key = S.Sample_Key) AND NOT EXISTS (SELECT * FROM Biotope_Occurrence BOCC WHERE BOCC.Sample_key = S.Sample_Key) SET @COUNT = @@rowcount + @COUNT 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 SET @Hold = @@rowcount SET @COUNT = @Hold + @COUNT IF @Hold < 3000 BREAK END SELECT @Count AS COUNT DROP TABLE #LCDELETE