SQL 參考SQL 語句 #SELECTDISTINCTWHEREINNER JOINLEFT JOINSELF-JOINGROUP BYHAVINGORDER BYUNIONINTERSECTMINUSINSERTUPDATEDELETECREATE TABLEALTER TABLEDROP TABLEPRIMARY KEYFOREIGN KEYNOT NULLCHECKUNIQUEDEFAULTSQL 運算子 #ANDORNOTLIKEBETWEENIS NULL