The select * distinct bfromawhere10where10 condition is never true. Therefore, this select statement cannot obtain data and can only copy table structures. the condition "no select * distinct bfromawhere10where10" is never true. Therefore, this select statement cannot obtain data and can only copy table structures.
Select * distinct bfromawhere1 = 0 where1 = 0 is never true. Therefore, this select statement cannot obtain data and can only copy table structures. the condition that no select * into B from A where 1 = 0 where 1 = 0 is never true. Therefore, this select statement cannot obtain data and can only copy the table structure.
Select * into B from A where 1 = 0
The where 1 = 0 condition is never true. Therefore, this select statement cannot obtain data and can only copy the table structure. <无>
Select * into B from A where 1 = 0 where 1 = 0 this condition is never true, so this select cannot obtain data and can only copy the table structure.