select * from _RefSkill where Service = 1 and ID <= 4999 -- for skilldata_5000
select * from _RefSkill where Service = 1 and ID between 5000 and 9999 -- for skilldata_10000
select * from _RefSkill where Service = 1 and ID between 10000 and 14999 -- for skilldata_15000
select * from _RefSkill where Service = 1 and ID between 15000 and 19999 -- for skilldata_20000
select * from _RefSkill where Service = 1 and ID between 20000 and 24999 -- for skilldata_25000
select * from _RefSkill where Service = 1 and ID between 25000 and 29999 -- for skilldata_30000
select * from _RefSkill where Service = 1 and ID >= 30000 -- for skilldata_35000